CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

Unreleased

Fixed

• Correct a deprecation message (see issue #766)

v3.4.0 - 2024-12-06

Added

• Option simplify-uncertainty (see issue #688)
• Option complex-phase-command (see issue #732)
• Option allow-uncertainty-breaks (see issue #753)
• \siunitx_unit_options_declare:Nn to support fine-tuning of unit commands

Changed

• Extend automatic range phase coverage to Italian (see issue #650)
  • Allow control of zero-filling when integer angles are converted to arc format (see issue #685)
• Automatically convert ~ to \sim (see issue #746)
• Support uncertainties in seconds part of arc angles (see issue #749)
• Require LaTeX release 2022-11-01 or later
• Typeset documentation with LuaTeX
• Support unicode-math definitions for non-letter characters

Deprecated

• Option number-angle-productin favor of using settings applying to relevant units
• Option complex-symbol-angle in favor of complex-phase-command

Fixed

• Conversion of 'bare' i to polar form (see issue #761)

v3.3.24 - 2024-11-19

Fixed

• Stack exhaustion with tabularray (see issue #760)

v3.3.23 - 2024-11-15

Changed

• Adjust colortbl support to allow for tabularray (see lvjr/tabularray#512)

Fixed

• Infinite loop with mixed uncertainties for quantities (see issue #754)
• Allow for combination of exponent threshold and uncertainty which is rounded exceeding main value (see issue #755)
• Ignore drop-zero-decimnal for values with an uncertainty (see issue #756)
• Output of \ohm with mathastext (see issue #757)

v3.3.22 - 2024-09-30

Fixed

• Automatically set unit-font-command with beamer only when the user has not manually adjusted (see issue #748)

v3.3.21 - 2024-08-20

Fixed

• Conversion of negative angles to arc notation (see issue #743)
• Rounding of angles in arc mode (see issue #744)
• Polar form of negative real values (see issue #745)

v3.3.20 - 2024-08-01

Fixed

• Avoid rounding up when residual is exactly zero (see issue #742)

v3.3.19 - 2024-06-24

Fixed

• Add \textonly@unskip` to special tokens to cell content (see issue #737)

v3.3.18 - 2024-06-14

Fixed

• Use fill glue for aligning comparators (see issue #733)

v3.3.17 - 2024-05-06

Fixed

• Correct treatment of end-of-line spaces when allowing breaks (see issue #730)

v3.3.16 - 2024-04-24

Fixed

• Ensure that mode-dependent symbols respect printing mode (see issue #729)

v3.3.15 - 2024-04-23

Fixed

• Appearance of ohm symbol with kmath package (see issue #728)

v3.3.14 - 2024-04-15

Fixed

• Extension of multiple uncertainties when main value is less precise (see issue #727)

v3.3.13 - 2024-04-12

Fixed

• Minimum digits in uncertainties under some circumstances (see issue #725)

v3.3.12 - 2024-02-15

Fixed

• Normalize active </>in numerical input (see issue #355)
• Allow for \protect inside symbolic units (see issue #443)
• Do not error for entirely empty numerical input (see issue #539)
• Print all numerical material in math mode when parse-numbers = false is set (see issue #721)

v3.3.11 - 2024-02-07

Fixed

• Formatting of units with separated uncertainties in 'compound' structures when unit is not repeated (see issue #717)

v3.3.10 - 2024-01-25

Changed

• Load color package in begindocument/before hook
• Normalize exponents when exponent-mode = threshold (see issue #711)

Fixed

• Prevent accidental expansion of \mathord (see issue #716)

v3.3.9 - 2023-11-14

Fixed

• Rounding of values with no mantissa (see issue #704)

v3.3.8 - 2023-11-06

Deprecated

• x-type variants
  • \siunitx_angle:x
  • \siunitx_angle:xxx
  • \siunitx_complex_number:x
  • \siunitx_complex_quantity:xn
  • \siunitx_print_number:x
  • \siunitx_quantity_print:xV
  • \siunitx_declare_prefix:Nnx
  • \siunitx_declare_unit:Nx
  • \siunitx_declare_unit:Nxn

Fixed

• Printing of 1 when print-unity-mantissa = false (see issue #700)

v3.3.7 - 2023-10-07

Fixed

• Allow for empty exponent when combining exponents (see issue #698)

v3.3.6 - 2023-09-01

Fixed

• Corrected handling of font commands inside \ensuremath in text mode (see issue #694)

v3.3.5 - 2023-08-30

Fixed

• Correct spacing for uncertainties for integers in tables (see issue #690)
• Prevent expansion of \text in literal units (see issue #691)
• Parse empty and zero exponents independently (see issue #692)
• Printing of 'boundary' phrases (see issue #693)
• Handling of font commands inside \ensuremath in text mode (see issue #694)

v3.3.4 - 2023-08-24

Fixed

• Correct an internal variable name (see issue #689)

v3.3.3 - 2023-08-23

Fixed

• Include uncertainty divider in number validation (see issue #686)

v3.3.2 - 2023-08-03

Fixed

• Move an expl3 variant definition (see issue #680)

v3.3.1 - 2023-08-01

Fixed

• Suppress alignment token in formatted asymmetric uncertainty (see issue #679)

v3.3.0 - 2023-07-31

Added

• Support for Italian (see issue #650)
• Abbreviations \T, \mT, \uT (see issue #670)
• Option range-open-phrase
• Option round-direction to allow 'truncation' of rounded values (see issue #664)
• Option uncertainty-round-direction (see issue #628)
• Support for asymmetrical uncertainties, including new option input-uncertainty-divider (see issue #675)
• Options for bracket control:
  • compound-close-bracket
  • compound-open-bracket
  • list-close-bracket
  • list-open-bracket
  • product-close-bracket
  • product-open-bracket
  • range-close-bracket
  • range-open-bracket (see issue #262)
• Option table-model-setup (see issue #659)
• Options list-input-separator and product-input-separator (see issue #603)
• Options compound-independent-prefix, list-independent-prefix, product-independent-prefix and range-independent-prefix (see issue #554)
• Hint for overloading \num and \qty (see issue #648)

Changed

• Support bracing of decimal marker in tables as an alternative to \mathord (see issue #527)

v3.2.9 - 2023-07-26

Fixed

• Correct alignment of uncertainties in tables (see issue #678)

v3.2.8 - 2023-07-25

Fixed

• Suppression of leading 1 when per-mode = symbol is used with non-repeated units ranges (see issue #677)

v3.2.7 - 2023-07-20

Fixed

• Spacing in quantities when e.g. exponent-mode = {{\times}} is used (see issue #672)

v3.2.6 - 2023-06-12

Fixed

• Printing of symbols explicitly wrapped in \ensuremath (see issue #656)
• Printing of magnitudes for polar values when not parsing numbers (see issue #658)
• Alignment of separated uncertainties in tables (see issue #665)

v3.2.5 - 2023-04-13

Fixed

• Use of \mathsf for sanserif text documents (see issue #655)

v3.2.4 - 2023-04-04

Fixed

• Parsing of 'full' uncertainty parts with leading zeros (see issue #652)

v3.2.3 - 2023-03-14

Fixed

• Allow for parse-numbers = false in handling \ang (see issue #649)

v3.2.2 - 2023-03-04

Fixed

• Value of uncertainty around decimal marker when rounding to 10 (see issues #644 and #646)
• Exponent format output when rounding to an uncertainty (see issue #645)

v3.2.1 - 2023-02-21

Fixed

• Extend list of math mode symbols replaced in text mode (see issue #640)
• Handling of uncertainty if larger than main value when rounding (see issue #641)

v3.2.0 - 2023-01-03

Added

• Option exponent-thresholds and option setting exponent-mode = threshold to allow selective use of exponent mode output (see issue #204)
• Options print-exponent-implicit-plus and print-mantissa-implicit-plus (see issue #493)
• Abbreviation \mF (see issue #624)
• New SI prefixes \ronna, \ronto, \quetta and \quecto (see issue #629)

Changed

• Extend alignment of uncertainties in tabulars to include decimal marker (see issue #370)
• Require expl3 2022-11-09 or later

v3.1.11 - 2022-12-05

Fixed

• Alignment of exponents without mantissa values (see issue #633)

v3.1.10 - 2022-11-16

Fixed

• Rounding to uncertainty in some cases (see issue #627)

v3.1.9 - 2022-10-23

Added

• Option print-complex-unity

Fixed

• Printing of complex values of exactly one (see issue #625)

v3.1.8 - 2022-10-04

Fixed

• Rounding to order of magnitude (see issue #622)

v3.1.7 - 2022-09-07

Changed

• Defensive step against active symbol characters in Unicode engines

v3.1.6 - 2022-08-08

Fixed

• Rounding to uncertainty where the last uncertainty digit is zero (see issue #616)
• Rounding to uncertainty which is bigger than the value (see issue #617)

v3.1.5 - 2022-07-23

Fixed

• Rounding to figures with a trailing zero and non-zero integer part (see issue #615)

v3.1.4 - 2022-06-22

Fixed

• Spacing of \arcminute and \arcsecond in quantities (see issue #608)

v3.1.3 - 2022-06-07

Fixed

• Behavior of print-integer-zero in tables (see issue #604)

v3.1.2 - 2022-05-31

Fixed

• Correct sign when fixing a negative exponent (see issue #602)

v3.1.1 - 2022-05-03

Changed

• Allow for e.g. \clist_item:Nn usage inside \unit argument

v3.1.0 - 2022-04-25

Added

• Support for complex numbers in polar form both as input and output
• Support for multiple uncertainty values in both short and long form in input, and supporting options uncertainty-descriptors, uncertainty-descriptor-mode and uncertainty-descriptor-separator
• Options text-subscript-command and text-superscript-command to allow customisation of script printing in text mode (see issue #595)
• Options complex-angle-unit, complex-mode, complex-symbol-angle, and complex-symbol-degree to support complex numbers in polar form
• Options digit-group-size, digit-group-first-size and digit-group-other-size to control digit grouping
• Options display-per-mode and inline-per-mode to offer additional flexibility in per-mode control
• Option per-symbol-script-correction
• Option power-half-as-sqrt
• Option retain-negative-zero
• Option round-zero-positive to control the outcome of rounding negative values to zero
• Options zero-decimal-as-symbol and zero-symbol to support conversion of a zero decimal part to a dash or other symbol
• Option setting per-mode = single-symbol to allow exactly one symbol to be present
• Unit abbreviations \C, \nC, \uC, \mC (see issue #575)
• Unit abbreviations \fH and \pH (see issue #596)
• Unit abbreviation \nW (see issue #596)
• Brazilian and Portuguese translations for lists and ranges (see issue #514)

Changed

• Issue an error if the units package is loaded

Deprecated

• Option setting per-mode = symbol-or-fraction

v3.0.50 - 2022-04-04

Fixed

• Spacing of sign when using "output-exponent-marker" (see issue #600)
• Behavior of "minimum-decimal-digits" with uncertainties (see issue #601)

v3.0.49 - 2022-02-15

Added

• Option retain-explicit-decimal-marker to allow printing of significant decimal markers (see issue #590)
• Option print-zero-integer to replace older add-integer-zero option (see issue #587)

v3.0.48 - 2022-02-07

Added

• Polish locale

Fixed

• Printing blank entries in text mode (see issue #585)

v3.0.47 - 2022-02-03

Changed

• Better handling of \mathord in text mode

v3.0.46 - 2022-02-02

Fixed

• Spacing around math symbols in text mode (see issue #583)

v3.0.45 - 2022-01-27

Fixed

• Include reset-text-shape = false in emulation of detect-all (see issue #579)

v3.0.44 - 2022-01-26

Added

• Hint concerning hyphen inside \text

Fixed

• Handling of output-exponent-marker in tables (see issue #578)

v3.0.43 - 2022-01-20

Fixed

• Printing \ohm with beamer class (see issue #572)

v3.0.42 - 2022-01-18

Added

• Slovene translations (see pull request #570)

Changed

• Enable new LaTeX option handling if available
• Use U+2126 rather than U+03A9 for \ohm in text mode with Unicode engines

v3.0.41 - 2022-01-13

Fixed

• Rounding to an uncertainty purely in the integer part (see issue #568)

v3.0.40 - 2022-01-12

Changed

• Remove a deprecated expl3 function

v3.0.39 - 2022-01-05

Fixed

• Differentiate unity- and missing mantissa values (see issue #565)

v3.0.38 - 2022-01-04

Changed

• Allow for empty values in lists and ranges (see issue #566)

v3.0.37 - 2021-12-04

Changed

• Documentation and warning improvements for "drop-exponent" option

v3.0.36 - 2021-11-18

Changed

• Internal changes to tabular code to improve visual output when integer part is overfull (in preparation for The LaTeX Companion, 3rd Edition)

Fixed

• Printing fractional units using \sfrac (see issue #558)

v3.0.35 - 2021-11-03

Changed

• Delay loading of color package to begindocument hook

Fixed

• Text mode replacement of \mathrm in super/subscripts (see issue #556)

v3.0.34 - 2021-10-26

Fixed

• Printing of exponent for complex values when converting to a prefix (see issue #555)

v3.0.33 - 2021-10-15

Changed

• Further improvements to degree symbol in math mode

Fixed

• Handling of comparators when mode = text (see issue #551
• Handling of combination of mode = text with tight-spacing (see issue #553

v3.0.32 - 2021-09-29

Added

• Hint concerning non-standard font encodings (see issues #547 and #550)

Changed

• Use math mode symbol for degree where possible (see issue #550)

v3.0.31 - 2021-09-22

Fixed

• Avoid infinite loop with tex4ht (issue #549)

v3.0.30 - 2021-09-14

Changed

• Delay selection of math mode to better support tex4ht (issue #530)

Fixed

• Ensure that units contain \text are correctly formatted when printing in math mode (issue #542)
• Use \ExplLoaderFileDate to test for expl3 version (issue #544)
• Apply number processing options to angles (issue #546)

v3.0.29 - 2021-09-06

Fixed

• Only apply text-series-to-math when the math version is normal (issue #541)

v3.0.28 - 2021-08-27

Fixed

• Pre-spacing for free-standing units (issue #538)

v3.0.27 - 2021-08-22

Fixed

• Detection of unchanged symbols when font is sanserif (issue #535)

v3.0.26 - 2021-08-21

Fixed

• Accidental printing of T@TS1 with beamer (issue #534)

v3.0.25 - 2021-08-16

Changed

• Default to sanserif units if \familydefault is \sfdefault (issue #516)

Fixed

• Rounding to an uncertainty of the same magnitude as the value (issue #524)
• Extend propogate-math-font to cover \mathbf and \mathit (issue #525)
• Position of non-aligned non-numeric material in table cells when centering decimal marker (issue #526)
• Treatment of multiple tokens for input-ignore (issue #531)

v3.0.24 - 2021-08-04

Fixed

• Option setting round-half = even (issue #519)
• Handling of standard deviation-like uncertainties where decimal is longer than main part (issue #522)
• Rounding to uncertainty in the integer part (issue #523)

v3.0.23 - 2021-07-26

Fixed

• Load order of xparse (issue #518)

v3.0.22 - 2021-07-22

Changed

• Support table-text-alignment = none for interoperation with tabularray (issue #510)

Fixed

• Support for input-remove (issue #511)
• Interaction with cellspace package (issue #512)

v3.0.21 - 2021-07-20

Fixed

• Print degree symbol if fontspec package is loaded with no-math option (issue #505)
• Handling of 'over-long' separated uncertainties (issue #506)
• Symbol for arcs in text mode (issue #507)

v3.0.20 - 2021-07-14

Fixed

• Interaction with kotex (issue #502)
• Handling of groups in literal units (issue #503)

v3.0.19 - 2021-07-06

Fixed

• Emulation for \SendSettingsToPgf (issue #501)

v3.0.18 - 2021-07-04

Fixed

• Printing of reciprocal units when per-mode = symbol is active (issue #500)

v3.0.17 - 2021-06-29

Fixed

• Load order issue with soulpos (issue #498)

v3.0.16 - 2021-06-24

Fixed

• Treatment of spaces before / in literal units (issue #495)
• Printing of \mathchoice entries in text mode (issue #497)

v3.0.15 - 2021-06-22

Fixed

• Bracketing of complex quantities (issue #491)
• Printing of \ohm with fontspec (issue #492)
• Suppress printing implicit plus for zero exponents (issue #493)
• Engineering exponents with some exponent values (issue #494)

v3.0.14 - 2021-06-17

Changed

• Auto-enable table-fixed-width when setting table-column-width to a positive value
• Expand table-format input before splitting

Fixed

• Incorrect handling of {} in literal units (issue #487)
• Placement of sign in some complex numbers (issue #488)
• Printing of units in quantities when uncertainty-mode is separate and an exponent is present (issue #490)

v3.0.13 - 2021-06-14

Added

• Catalan translations for lists and ranges

Fixed

• Position of complex root when no real part is present (issue #481)
• Skip defining \unit if the units package is loaded (issue #482)
• Printing units in compound quantities when parse-numbers is false (issue #484)
• Printing of 1 when both print-zero-exponent and print-unity-mantissa are false (issue #485)
• Printing of ohm symbol in text mode with fourier package (issue #486)

v3.0.12 - 2021-06-09

Fixed

• Modify warning message (fixes #476)
• Rounding zero values to a fixed number of places (issue #477)
• Remove stray debug code in symbol allocation (issue #478)

v3.0.11 - 2021-06-07

Changed

• Improve some fallback unit definitions

Fixed

• Printing of symbols with encodings other than UTF-8 (issue #470)
• Argument order for \DeclareSIPrefix (issue #471)
• Emulation of number-unit-separator (issue #473)

v3.0.10 - 2021-06-04

Changed

• Documentation improvements

Fixed

• Incompatibility with REVTeX (issue #469)

v3.0.9 - 2021-06-01

Changed

• Documentation improvements
• Add a hint for formatting regression tables

Fixed

• Suppress some spurious overfull box warnings
• Issue an error with output-product
• Rounding of uncertainties falling in the integer part (issue #454)
• Printing in text mode for compound quantities (issue #463)
• Correctly handle \protect in literal units (issue #464)
• Interpretation of uncertainties in integers (issue #465)

v3.0.8 - 2021-05-31

Changed

• Documentation improvements
• Add \barn, \knot, \mmHg, \nauticalmile to list of deprecated units
• Provide a fallback route for deprecated units

Fixed

• Correct printing of 10^{0} (issue #459)
• Emulation of group-four-digits (issue #461)

v3.0.7 - 2021-05-28

Fixed

• Formatting of some literal units (issue #449)
• Issue a warning for removed option load-configurations (issue #455)
• Printing of \times and \cdot in text mode when using a locale (issue #457)
• Implement missing output-exponent-marker (issue #458)

v3.0.6 - 2021-05-25

Changed

• Documentation improvements

Fixed

• Avoid error if forbid-literal-units is set in the preamble (issue #452)
• Format separate uncertainty correctly where it falls purely in the integer part (issue #454)

v3.0.5 - 2021-05-24

Changed

• Documentation improvements

Fixed

• Bracket separate uncertainties in compound quantities (issue #441)
• Color negative values in table cells correctly (issue #444)
• Avoid consumption of any math alphabets (issue #445)
• Mark \bar as removed (issue #448)

v3.0.4 - 2021-05-21

Changed

• Standardise and document the position of \color in negative values within the code-level API

Fixed

• Alignment of integers in tables when parse-numbers = tables (issue #442)

v3.0.3 - 2021-05-20

Changed

• Documentation improvements

Fixed

• Emulation of input-symbols (fixes #431)
• Standard setting for group-minimum-digits (issue #436)
• Application of negative color in table cells (issue #439)

v3.0.2 - 2021-05-19

Changed

• Documentation improvements
• Better default for product-symbol

Fixed

• Option settings group-digits = true and group-digits = false (issue #422)
• Correct position of decimal marker in some tables (issue #423)
• Coloring of negative numbers in tables (issue #424)
• Alignment of numbers when printing without a table-format (issue #424)
• Emulation of \celsius (issue #426)
• Allow \cdot to work in text mode (issue #430)

Deprecated

• Unit macro \celsius

v3.0.1 - 2021-05-18

Added

• Public \l_siunitx_unit_fraction_tl variable

Changed

• Documentation improvements

Fixed

• Printing of fractional units in text mode (issue #418)
• Include siunitx-abbreviations.cfg in fallback v2 files (issue #419)
• French translation of 'to' for ranges (issue #421)

v3.0.0 - 2021-05-17

Added

• \complexnum
• \complexqty
• \qty
• \qtylist
• \qtypower
• \qtylist
• Option allow-quantity-breaks
• Option angle-mode
• Option angle-separator
• Option angle-symbol-degree
• Option angle-symbol-minute
• Option angle-symbol-second
• Option drop-exponent
• Option drop-uncertainty
• Option drop-zero-decimal
• Option evaluate-expression
• Option exponent-mode
• Option expression
• Option fill-angle-degrees
• Option fill-angle-minutes
• Option fill-angle-seconds
• Option fraction-command
• Option list-exponents
• Option minimum-decimal-digits
• Option minimum-integer-digits
• Option overwrite-commands
• Option prefix-mode
• Option print-implicit-plus
• Option print-unity-mantissa
• Option print-zero-exponent
• Option product-exponents
• Option product-mode
• Option product-phrase
• Option product-symbol
• Option qualifier-phrase
• Option quantity-product
• Option range-exponents
• Option round-pad
• Option number-angle-product
• Option propagate-math-font
• Option reset-math-version
• Option reset-text-family
• Option reset-text-series
• Option reset-text-shape
• Option separate-uncertainty-units
• Option series-version-mapping
• Option table-align-text-after
• Option table-align-text-before
• Option table-alignment-mode
• Option table-column-type
• Option text-family-to-math
• Option text-font-command
• Option text-series-to-math
• Option uncertainty-mode
• Option unit-font-command
• Option setting list-mode = bracket
• Option setting mode = match
• Option setting number-mode = match
• Option setting per-mode = power-positive-first
• Option setting qualifier-mode = bracket
• Option setting qualifier-mode = phrase
• Option setting qualifier-mode = combine
• Option setting product-mode = bracket
• Option setting range-mode = bracket
• Option setting text-mode = match
• Option setting unit-mode = match

Changed

• Modular re-write to provide code-level API
• Update unit support to 9th edition of SI Brochure

Deprecated

• \DeclareSIPrePower
• \DeclareSIPostPower
• \SIUnitSymbolAngstrom
• \SIUnitSymbolArcminute
• \SIUnitSymbolArcsecond
• \SIUnitSymbolCelsius
• \SIUnitSymbolDegree
• \SIUnitSymbolMicro
• \SIUnitSymbolOhm
• Option add-decimal-zero
• Option allow-number-unit-break
• Option add-arc-degree-zero
• Option add-arc-minute-zero
• Option add-arc-second-zero
• Option arc-separator
• Option explicit-sign
• Option extract-mass-in-kilograms
• Option fraction-function
• Option omit-uncertainty
• Option overwrite-functions
• Option multi-part-units
• Option number-angle-product
• Option number-unit-product
• Option prefixes-as-symbols
• Option retain-unity-mantissa
• Option retain-zero-uncertainty
• Option retain-zero-exponent
• Option scientific-notation
• Option separate-uncertainty
• Option table-align-text-post
• Option table-align-text-pre
• Option table-comparator
• Option table-figures-decimal
• Option table-figures-exponent
• Option table-figures-integer
• Option table-figures-uncertainty
• Option table-omit-exponent
• Option table-parse-only
• Option table-sign-exponent
• Option table-sign-mantissa
• Option table-space-text-post
• Option table-space-text-pre
• Option zero-decimal-to-integer
• Option setting list-units = brackets
• Option setting per-mode = reciprocal
• Option setting per-mode = reciprocal-positive-first
• Option setting qualifier-mode = brackets
• Option setting qualifier-mode = space
• Option setting qualifier-mode = text
• Option setting product-mode = brackets
• Option setting range-units = brackets
• Option setting table-number-alignment = center-decimal-marker

Removed

• Option abbreviations
• Option add-integer-zero
• Option binary-units
• Option close-bracket
• Option detect-all
• Option detect-display-math
• Option detect-family
• Option detect-inline-family
• Option detect-inline-weight
• Option detect-mode
• Option detect-none
• Option detect-shape
• Option detect-weight
• Option input-protect-tokens
• Option input-quotient
• Option literal-superscript-as-power
• Option open-bracket
• Option quotient-mode
• Option math-angstrom
• Option math-arcminute
• Option math-arcsecond
• Option math-celsius
• Option math-degree
• Option math-micro
• Option math-ohm
• Option math-rm
• Option math-sf
• Option math-tt
• Option redefine-symbols
• Option number-math-rm
• Option number-math-sf
• Option number-math-tt
• Option number-text-rm
• Option number-text-sf
• Option number-text-tt
• Option table-unit-alignment
• Option text-angstrom
• Option text-arcminute
• Option text-arcsecond
• Option text-celsius
• Option text-degree
• Option text-micro
• Option text-ohm
• Option text-rm
• Option text-sf
• Option text-tt
• Option unit-math-rm
• Option unit-math-sf
• Option unit-math-tt
• Option unit-text-rm
• Option unit-text-sf
• Option unit-text-tt
• Option version-1-compatibility

v2.8e - 2021-04-17

Fixed

• Missing setting in emulation of v1 option repeatunits

v2.8d - 2021-04-09

Changed

• Correct file dates for configuration files

v2.8c - 2021-03-27

Changed

• Updates to follow LaTeX2e kernel revisions
• No longer apply \addtocontents patch

v2.8b - 2020-02-25

Fixed

• Correct \ohm when newtxmath is loaded

v2.8a - 2020-02-23

Fixed

• Correct \ohm when unicode-math is loaded (issue #377)

v2.8 - 2020-02-20

Changed

• Use companion font symbols/force textcomp loading

v2.7v - 2020-02-19 [UNUSED]

Fixed

• Appearance of superscript decimals with comma decimal marker

v2.7u - 2020-01-15

Changed

• Modified internals to track expl3 changes

v2.7t - 2019-10-10

Fixed

• Combination of round-half = even with round-precision = 0
• Include sign in astronomy-style angles

v2.7s - 2018-05-17

Changed

• Revert package date format change in v2.7l

v2.7r - 2018-05-16

Changed

• Modified internals to track expl3 changes

Fixed

• Collect tokens before \ignorespaces in tabulars (esp. with REVTeX) (issue #337)

v2.7q - 2018-05-11

Fixed

• Allow for cellspace "column" option (issue #315)

v2.7p - 2018-05-10

Changed

• Avoid an expl3 internal function
• Better approach to removing \ignorespaces

v2.7o - 2018-05-02 [UNUSED]

v2.7n - 2018-04-27

Fixed

• Issue with symbolic input and digit grouping

v2.7m - 2018-03-20

Changed

• Update \astronomicalunit symbol (issue #332)

v2.7l - 2018-03-11

Added

• Abbreviations for milli/microjoule

Changed

• Switch package date format to ISO

Fixed

• Scope of some internal variable corrected (issue #327)
• Track unicode-math changes (issue #331)

v2.7k - 2017-11-26

Fixed

• Incorrect internal variable renamed (issue #320)
• Suppress leading "1" when units are not parsed (issue #318)
• Correct default value for arc-separator (issue #319)

v2.7j - 2017-08-02

Fixed

• Use correct name for internal boolean

v2.7i - 2017-07-23

Fixed

• Incorrect internal variable renamed (issue #311)

v2.7h - 2017-06-13

Changed

• Some abuses of expl3 box functions removed (issue #309)

v2.7g - 2017-05-19

Changed

• Use new expl3 functions for some internal tests

Fixed

• Change box collection following expl3 update
• Links to BIPM website

v2.7f - 2017-03-23

Changed

• Name of 'hidden' function used by for bookmark generation

Fixed

• Spacing when option per-mode = reciprocal-positive-first is active

v2.7e - 2017-03-06

Fixed

• Properly handle signs in table-format key (issue #303)

v2.7d - 2017-02-19

Fixed

• Avoid doubled tokens in pre-number part of tables

v2.7c - 2017-02-01

Fixed

• Correct integer alignment in tables (issue #302)

v2.7b - 2017-01-28

Fixed

• Fix an issue with large numbers in scientific mode (issue #301)

v2.7a - 2017-01-01

Changed

• Track expl3 changes regarding key-value management

v2.7 - 2017-01-01

Added

• Code-level API variable \l_siunitx_unit_symbolic_seq

Fixed

• Allow for cellspace package in math mode

v2.6s - 2016-09-02

Changed

• Improved a warning concerning color package

v2.6r - 2016-08-22

Changed

• Warn if color is not loaded (issue #289)
• Document some aspects of internal number processing (issue #294)
• Minor expl3 fixes including tracking deprecations

Fixed

• Handling of e0 input (issue #292)
• Added some missing internal variable declarations

v2.6q - 2016-03-01

Fixed

• Correct detection of font inside cells

Changed

• Index formatting

v2.6p - 2016-01-19

Fixed

• Formatting of \degreeCelsius (issue #285)
• Allow input unit with prefix and \per in exponent-to-prefix (issue 283)

v2.6o - 2016-01-05

Fixed

• Allow for unit powers when converting exponents to prefixes

v2.6n - 2015-12-31

Changed

• Formatting of \degreeCelsius (issue #282)

Fixed

• Appearance of ångström with LuaTeX (issue #280)

v2.6m - 2015-10-15

Fixed

• Interaction with mwtab in some table cells

v2.6l - 2015-09-14

Fixed

• An internal error in literal unit formatting

v2.6k - 2015-09-12

Changed

• Track/exploit expl3 updates

v2.6j - 2015-09-01

Fixed

• Treatment of \pm when exponent-to-prefix is true
• Print all units when exponent-to-prefix is true

v2.6i - 2015-08-18

Changed

• Performance improvements
• Removed one deprecated expl3 functions

Fixed

• Use of \cancel in math mode (issue #264)
• Cope better with large numbers when rounding (issue #198)

v2.6h - 2015-07-17

Changed

• Track expl3 changes

v2.6g - 2015-06-25

Fixed

• Handling of empty table cells (issue #271)

v2.6f - 2015-06-16

Added

• Spanish coverage for translations

Changed

• Approach to supporting mathspec
• Remove a (probably) misplaced \scan_stop:

Fixed

• Behaviour of table-sign-exponent and table-sign-mantissa when set false

v2.6e - 2015-01-21

Changed

• Auto-detect mathspec/eulervm

v2.6d - 2014-10-28

Fixed

• Fix conversation of uncertainty part with integer mantissas

v2.6c - 2014-10-01

Fixed

• \micro when fontspec is loaded

v2.6b - 2014-09-27

Changed

• Method for font shape detection to allow for, e.g. \scshape

Fixed

• Typo in standard input-protect-tokens options

v2.6a - 2014-09-15

Changed

• Improved Unicode math symbol coverage

v2.6 - 2014-09-05

Changes

• Switch to math mode by default for all printing
• Use \mathord before comparators
• Only apply 'tight' spacing to \mathbin cases
• Use a 'real' minus with tex4ht
• Use a full width space between number and unit (issue #230)
• Note that colour for printing powers is set by power-font (issue #240)
• Use \mathord to get 'tight' spacing for signs (issue #241)
• Old repeatunits option is partly coved by range-units (issue #254)

Fixed

• Loading when mdwtab is in use
• Appearance of minus sign when tex4ht is in use
• Spacing when printing comparators
• Preserve \fg in bookmarks (issue #226)
• Allow for output-exponent-marker option in tables (issue #232)
• Conversion of integer with separate uncertainty to 'compact' form (issue #233)
• Option name wrong in v1 table (issue #240)
• Use \textpm in text mode if textcomp package is loaded (issue #249)
• Ignore hard spaces in \num (issue #256)
• Use \mathord for tight spacing on 'in line' exponent (issue #257)

v2.5s - 2013-07-31

Fixed

• Internal issue with one key

v2.5r - 2013-07-11

Fixed

• Update internals to remove deprecated key support

v2.5q - 2013-03-11

Changed

• Issue warning if cellspace column letter is moved

Fixed

• Reorder creation of unit wrappers and option setting (issue #218)
• Replace active hyphen with 'other' one (issue #222)

v2.5p - 2013-02-01

Fixed

• Search/replace \pm and \mp in text mode printing

v2.5o - 2013-01-09

Changed

• Track expl3 changes

v2.5n - 2012-12-29

Fixed

• Correctly calculate grouping data to send to pgf (issue #211)

v2.5m - 2012-11-27

Fixed

• Allow for bidi/RTL when applying \text
• Search-and-replace in UTF-8 literal units
• Load binary-units only when requested (issue #201)
• Disable \highlight in bookmarks (issue #207)

v2.5l - 2012-11-21

Changed

• Track expl3 changes

v2.5k - 2012-11-13

Changed

• Explicitly require xparse

Fixed

• Skip white space after \begin{document}
• Correct use of fixed dimension/skip values internally
• Store name of \frac function, don't \let it (issue #203)

v2.5j - 2012-09-18

Fixed

• Erroneous branch in test for rounding removed (issue #202)

v2.5i - 2012-09-11

Changed

• Internal search for first token in some strings

Fixed

• Align numbers with no uncertainties correctly when space is reserved for uncertainty part

v2.5h - 2012-08-28

Changed

• Test literal units for being 'blank' not 'empty'

v2.5g - 2012-07-22

Fixed

• Function of binary-units option

v2.5f - 2012-07-16

Changed

• Track expl3 changes

v2.5e - 2012-06-13

Fixed

• An internal error in unit expansion (introduced in v2.4f)

v2.5d - 2012-06-11

Added

• Extend qualifier system to cover 'phrases'

Changed

• Extend UTF-8 support (issue #199)
• Track expl3 changes

v2.5c - 2012-05-03

Fixed

• Detect and skip empty s-column cells (issue #197)
• Detection of zero input with fixed exponent (issue #198)

v2.5b - 2012-04-21

Fixed

• Detect eulervm package (issue #195)
• Search-and-replace for category 'other' "_' and "^" in literal units (issue #196)

v2.5a - 2012-04-19

Fixed

• When creating free-standing unit, allow for dynamic nature of spacing (bug introduced in v2.5)

v2.5 - 2012-04-15

Added

• Option zero-decimal-to-integer (issue #178)
• Option to omit uncertainly entirely (issue #180)

Changed

• Reduce use of implicit math mode
• Document that round-mode = places acts on the mantissa (issue #193)
• Rearrange processing code such that exponents can be dropped (issue #192)

Fixed

• Use a standard-width comparator for tables (issue #183)

v2.4n - 2012-04-12

Changed

• Extend scientific notation code to better handle large numbers of digits

v2.4m - 2012-04-04

Fixed

• Handling of a single entry in \SIlist

v2.4l - 2012-03-23

Fixed

• Load ordering with soulpos

v2.4k - 2012-03-22

Fixed

• Interaction of ^ and _ with breqn (issue #191)
• Adapted list-pair-separator for translator package (issue #190)
• Check for round-minimum with large values

v2.4j - 2012-01-26

Fixed

• Ensure that typesetting is in hmode

v2.4i - 2012-01-19

Fixed

• Check for zero decimal part (issue #186)

v2.4h - 2012-01-15

Changed

• Shortened an internal code path

Fixed

• Bug in reciprocal-positive-first implementation

v2.4g - 2012-01-06

Changed

• Internal changes due to update to expl3 (issue #131)

v2.4f - 2011-12-24

Changed

• Improve performance in an internal mapping
• Use faster data structures internally

Fixed

• Force font update in table cells
• One incorrect internal variable name

v2.4e - 2011-12-11

Fixed

• Replacements used with latin1 encoding

v2.4d - 2011-12-09

Changed

• Source formatting

Fixed

• Free-standing units using xspace in captions

v2.4c - 2011-12-09

Fixed

• Test for text mode font

v2.4b - 2011-12-09

Fixed

• Incorrect doubling of # tokens

v2.4a - 2011-12-04

Changed

• Extend search-and-replace in units to cover UTF-8 symbols
• Symbols used with UTF-8 engines (issue #176)

Fixed

• Interaction of textcomp with user symbol changes (issue #181)

v2.4 - 2012-04-15

Added

• Option round-half = even (issue #40)
• Option list-pair-separator (issue #136)
• Auto-conversion for prefixes (issue #173)
• Notes for upgraders

Changed

• Automatically 'compress' exponents (issue #62)
• Clean up internal expl3 usage
• Removed remaining 'math' options

Fixed

• Replace minus sign in text mode (issue #161)

v2.3h - 2011-10-14

Changed

• Internal logic improved
• Explicitly load xfac as part of documentation

Fixed

• Select math mode with tex4ht (issue #170)
• Print superscripts using HTML tags with tex4ht (issue #171)

v2.3g - 2011-10-06

Changed

• Mark-up in documentation

Fixed

• Check for leading zero when dealing with rounding 'large' exponents (issue #168)
• Internal issue with undeclared variable

v2.3f - 2011-09-13

Fixed

• Trap erroneous numbers in tables (issue #167)

v2.3e - 2011-09-09

Added

• Advice on local installation

Changed

• Remove deprecated expl3 functions
• Performance improvements

v2.3d - 2011-08-18

Fixed

• Bad csname for superscripts in literal mode

v2.3c - 2011-08-12

Fixed

• Use correct \pm for units in literal mode (issue #163)

v2.3b - 2011-08-08

Added

• Additional abbreviated units (issue #162)

Fixed

• Definition of abbreviations using option free-standing-units

v2.3a - 2011-07-17

Changed

• Internal expl3 updates

Fixed

• Restore changes from v2.2l, missed in v2.3

v2.3 - 2011-07-09

Added

• Supported for powers in literal units (issue #152)
• Unit abbreviation \hl/\hL
• Demo for 'closing up' not after an integer (issue #151)

Changed

• Load binary units as an option
• Used an internal version of \textsuperscript
• Internal expl3 style
• Revised s-column printing

Deprecated

• Option load-configurations

Fixed

• Behavior of table-auto-round option
• Missing deactivation in strict option
• Grouping digits (issue #133)
• Addition of explicit sign to mantissa (issue #139)
• Various issues with tabular alignment

v2.2l - 2011-06-30

Fixed

• Group pre-unit parsing (issue #158)

v2.2k - 2011-06-27

Fixed

• Avoid \peek_... inside the print routine (issue #157)

v2.2j - 2011-06-26

Fixed

• Avoid box for range phrase (issue #156)

v2.2i - 2011-06-15

Fixed

• Detect font in table cells before boxing up (issue #153)

v2.2h - 2011-06-03

Fixed

• Deal correctly with 'roll-over' in rounding integer part (issue #150)

v2.2g - 2011-06-02

Fixed

• Set per-unit options for list/range units when a single unit is used (issue #149)
• Add test for parse-numbers = false to \tablenum code

v2.2f - 2011-05-25

Fixed

• table-column-width = 0pt (issue #146)

v2.2e - 2011-05-23

Fixed

• Remove 'mantissa' marker for numbers with no real part (issue #145)

v2.2d - 2011-04-28

Fixed

• The strict option (issue #143)
• Add \dots to protected symbols (issue #131)

v2.2c - 2011-04-20

Fixed

• Bad expansion of toks (issue #141)

v2.2b - 2011-04-19

Fixed

• Bad formatting of negative exponents when using 'E' output
• Internally one argument if color is not loaded (issue #138)
• Make \of expandable in literal contexts (issue #137)

v2.2a - 2011-04-16

Changed

• Make full text for tables, etc., hyperlinks in docs
• Re-arrange docs
• Performance enhancements

Fixed

• Auto-insertion of "1" when literal mode is on (issue #135)
• Detect \end macro and print output correctly (issue #134)
• Group digits for input containing symbolic entries (issue #131)
• Specify a default for group-digits (issue #130)
• Correctly expand macros with arguments in tables (issue #129)
• Ensure that * in tabular preamble works correctly with S/s columns (issue #128)

v2.2 - 2011-04-13

Added

• \tablenum command (issue ##117)
• Parse separated uncertainties (issue #57)
• Allow \cancel in units (issue #4)
• Allow \highlight in units
• Option table-column-width (issue #105)
• Option bracket-negative-numbers (issue #5)
• Option table-align-comparator (issue #86)
• Option minimum-integer-digits (issue #112)
• Option to print exponent marker literally (issue #113)
• Support for engineering-style number output (issue #114)
• Example of centring a right-aligned column (issue #85)
• Various unit abbreviations

Changed

• Renamed ...-separator options to ...-product where appropriate

Fixed

• Allow \DeclareSIUnit to take optional argument (issue #121)
• Latent issue with micro symbol when fontspec is loaded
• Right-alignment in fixed-width columns
• Print leading 1 when units start \per and per-mode = symbol (issue #125)

v2.1p - 2011-04-04

Fixed

• Two bugs in comparator code

v2.1o - 2011-04-03

Fixed

• Detect arev package (issue #122)
• Allow for negative fixed exponents (issue #123)

v2.1n - 2011-03-31

Fixed

• Rounding to zero significant figures should always give a 0 (issue #119)
• round-integer-to-decimal when round-precision = 0

v2.1m - 2011-03-20

Added

• \J as an abbreviation for \joule

Changed

• Various improvements to documentation
• Avoid expanding units when written to log as 'invalid literals'

Fixed

• Ensure that some output occurs in when round-precision = 0 and round-mode = places (issue #111)

v2.1l - 2011-02-10

Fixed

• A couple of errant 'weight' => 'family' changes

v2.1k - 2011-02-09

Added

• Option detect-inine-family

Changed

• Use an internal integer for text minus

v2.1j - 2011-02-01

Fixed

• Check for \inputencodingname macro rather than inputenc package (issue #107)

v2.1i - 2011-01-27

Changed

• New approach for detect-display-math

Fixed

• New approach to symbol-or-fraction (issue #104)

v2.1h - 2011-01-18

Changed

• Detect AMS display-like environments

v2.1g - 2010-12-21

Changed

• Update test for expl3 and xparse

v2.1f - 2010-11-24

Fixed

• One-letter typo (issue #101)

v2.1e - 2010-11-22

Fixed

• Issue with free-standing unit options (issue #99)
• Text mode symbols with fontspec (issue #98)

v2.1d - 2010-11-14

Fixed

• Apply options for units when in free-standing mode (issue #97)
• Typo in v1 configuration file

v2.1c - 2010-11-14

Added

• Choice text for qualifier-mode option (issue #95)

Changed

• Discourage line break between number and unit even when it is permitted (issue #92)
• Ensure that lists can break across lines
• Restrict range and list functions to text mode
• Auto-detect math mode in tables (issue #94)

v2.1b - 2010-11-05

Changed

• Improve hyphen to minus correction (issue #89)

Fixed

• One wrong variable used (issue #90)

v2.1a - 2010-11-05

Changed

• Internal expl3 improvements

Fixed

• Print list separators in text mode (issue #87)
• Add in some missing \ensuremath statements (issue #88)

v2.1 - 2010-10-31

Added

• Option copy-complex-root (issue #63)
• Option table-align-exponent and table-align-uncertainty (issue #60)
• Option power-font (issue #69)
• Option scientific-notation (issue #11)
• Option round-integer-to-decimal (issue #55)
• Option input-comparators (issue #16)
• Option round-minimum (issue #17)

Changed

• Internal expl3 improvements

Fixed

• Correct abbreviation for \kelvin
• Bug in conversion code for 'large' numbers to scientific format
• Bug with rounding check if decimal part is empty
• Remove decimal marker if rounding gives an empty decimal part

v2.0y - 2010-10-11

Fixed

• Bug with tight-spacing option

v2.0x - 2010-10-05

Fixed

• Make single-prefix detection work with non-symbolic prefixes (issue #81)

v2.0w - 2010-09-29

Fixed

• Problem with REVTeX and S columns (issue #80)

v2.0v - 2010-09-26

Changed

• Track expl3 changes

v2.0u - 2010-09-14

Fixed

• Issue with textpos (issue #74)
• Prevent infinite loop when using \SI{}{...} (issue #78)

v2.0t - 2010-08-24

Fixed

• Correct \exp_after:wN (issue #77)

v2.0s - 2010-08-12

Added

• Demo for headers in tables

Fixed

• Bug in rounding code for zero decimal place (issue #76)

v2.0r - 2010-08-02

Fixed

• Bug in v1 decimalsymbol emulation

v2.0q - 2010-07-29

Fixed

• Errors with free-standing units

v2.0p - 2010-07-28

Fixed

• Shape detection

v2.0o - 2010-07-22

Added

• Extend detect-italic to slanted shape (issue #73)

v2.0n - 2010-07-15

Added

• Various abbreviations

Changed

• Documentation section on tables where rows have different units

v2.0m - 2010-07-09

Added

• Option locale and notes on use with babel

v2.0l - 2010-07-07

Changed

• Updated documentation for v1 options

Fixed

• Move test for \fg so that it works independent of babel load order

v2.0k - 2010-07-04

Fixed

• Issue with babel (issue #68)

v2.0j - 2010-06-30

Changed

• Force input-symbols to print in math mode

Fixed

• Correct appearance of \hartree

v2.0i - 2010-06-29

Fixed

• Two missed _ from expl3 style switch (issue #67)

v2.0h - 2010-06-29

Fixed

• Issue with localisation

v2.0g - 2010-06-28

Added

• First approach to localisation (issue #61)
• Restore 'bracket-numbers' option (issue #65)

Changed

• Alter complex root output so that it always resets the math font

Fixed

• Bracket complex numbers in numerator of quotient (issue #66)

v2.0f - 2010-06-27

Fixed

• Spacing with \times in text mode (issue #64)

v2.0e - 2010-06-20

Fixed

• Move save/restore of \pm (issue #58)

v2.0d - 2010-06-10

Changed

• Document use of \cr in tables (issue #53)
• Internal expl3 improvements

Fixed

• table-exponent option's handling of exponent signs (issue #56)

v2.0c - 2010-06-07

Changed

• Improve emulation of v1 material
• Performance improvements
• Internal expl3 improvements
• Move \requiresiconfigs to v1 file

Fixed

• Test for bottoming-out units and ensure that any 'hidden' literal units print (issue #50)

v2.0b - 2010-06-01

Added

• Complete emulation of v1 options

v2.0a - 2010-05-28

Changed

• Allow \SendSettingsToPgf in the document body
• Several improvements in v1 emulation

Fixed

• Allow \newunit to take optional arguments (issue #45)

v2.0

Added

• Complete re-write of package to add many new features

v1.0

Added

• First official release

v0.6

Added

• First public testing release (as si)