
  Version 3.07 (March 6, 2026)
    New: \Items{...} ... \endItems

  Version 3.06 (February 25, 2026)
    New: \TODO

  Version 3.05 (February 24, 2026)
    New: The heading "Notes for the Author(s)" is now automatically
         replaced with "Notes for the Author" or "Notes for the Authors".

  Version 3.04 (January 31, 2026)
    Fix: Paragraphs are now prohibited inside \abstract.
    Fix: The effect of \authors...\endauthors is corrected.
    Fix: The position of \Author\Prefix is corrected.
    Fix: Minor technical changes.

  Version 3.03 (January 25, 2026)
    Fix: The processing of the field \Author\Print is corrected.

  Version 3.02 (January 24, 2026)
    Fix: The mechanism for reading the \Author and \Affil blocks is changed so that
         the restrictions on the format of field values are removed: the value
         of any field can now span several lines and may contain comments anywhere.
         As before, trailing spaces in field values are automatically removed.

  Version 3.01 (January 23, 2026)
    Fix: The presence of the \Corresponding field no longer results in the addition
         of the text "(corresponding author)" if the article has one author.
    Fix: The vertical indent before the authors on the title page was changed.
    Fix: The table of contents creation mechanism was redesigned.
         Unusual characters are now allowed in author names.

  Version 3.00 (January 22, 2026)
    Fix: Deleted all staff related to SGML, Author index, Short titles,
         Letters to the Editor, and Annotations.
    New: The staff related to authors and affiliations is completely rewritten.
    Fix: Minor changes related to the appearance of the title and last pages.
    New: Version history is moved to a separate file "sibmatj.sty-history.txt".

  Version 2.51 (Janiary 19, 2026)
    Fix: The "E-mail address:" prefix is deleted.
    Fix: The Open Access header was lost in the draft mode.

  Version 2.50 (January 8, 2026)
    Fix: \Tag(...) is now automatically surrounded with {\rm...}.

  Version 2.49 (January 3, 2026)
    New: \ItemIdentation, \SubitemIdentation

  Version 2.48 (December 30, 2025)
    Fix: \file no longer produces an error in \TestXML math mode.

  Version 2.47 (December 11, 2025)
    New: \Item, \Subitem, etc.

  Version 2.46 (October 25, 2025)
    Fix: \file no longer produces an error in \TestXML mode.

  Version 2.45 (May 20, 2025)
    Fix: \ToAuthor, \ToAuthorUp, and \ToAuthorDown improved.

  Version 2.44 (May 12, 2025)
    Fix: \ToAuthor, \ToAuthorUp, and \ToAuthorDown improved.

  Version 2.43 (May 11, 2025)
    Fix: \?, \ToAuthor, \ToAuthorUp, and \ToAuthorDown work only in proofmode,
         and this is now the only feature of proofmode.
    Fix: proofmode is turned on by default.

  Version 2.42 (May 11, 2025)
    New: \ToAuthor, \ToAuthorUp, \ToAuthorDown

  Version 2.41 (April 29, 2025)
    Fix: The Russian imprint is not output in the header if unknown.
    New: \TestXML

  Version 2.40 (March 25, 2025)
    Fix: \newline is added before "corrected publication"
         and before "This article is an open access publication".
    Fix: The "rsfs" fonts are no longer used.

  Version 2.39 (March 19, 2025)
    Fix: Dedication mark is now empty.
    Fix: A small vertical skip is added after \dedication.
    Fix: The formatting of Publisher's Note is changed.
    Fix: The list in \closetoc is changed of the bases in which the journal
         is abstracted or indexed.

  Version 2.38 (March 5, 2025)
    Fix: The volume, issue, and page numbers are not output in the header if unknown.
    Fix: Math is now bold in \specialhead.

  Version 2.37 (October 18, 2024)
    Fix: A disclaimer on AI tools is added in Publisher's Note.

  Version 2.36 (July 6, 2024)
    New: \iftoc is added that is true inside TOC.

  Version 2.35 (January 23, 2024)
    Fix: "Abstract: " became "Abstract---".

  Version 2.34 (January 9, 2024)
    Fix: The position of \writepages\writepagination\writeeot has been changed
         to correctly report the numbers of the last pages of articles.

  Version 2.33 (November 18, 2023)
    New: \thanks ... \endthanks subsection is now presented as "FUNDING"
         at the end of the article (and has default value)
    New: \conflicts ... \endconflicts subsection is added (and has default value)
    New: \HeHasNoConflicts, \SheHasNoConflicts
    New: Publisher's Note subsection is automatically inserted at the end of the article

  Version 2.32 (March 14, 2023)
    Fix: The "open access" title is capitalized.

  Version 2.31 (March 14, 2023)
    Fix: The format is corrected of the heads of external and open access articles.

  Version 2.30 (February 21, 2023)
    Fix: "Engl./Russ." text is removed at the top of all TOC pages.

  Version 2.29 (February 20, 2023)
    New: \OpenAccess

  Version 2.28 (November 28, 2022)
    New: \Origin ... \endOrigin
    Fix: \translation is no longer needed and deleted.

  Version 2.27 (July 01, 2022)
    Fix: \daterevised and \dateaccepted are now optional.

  Version 2.26 (June 29, 2022)
    Fix: The behavior of the \opages flag is corrected.
    Fix: \datesubmitted, \daterevised, and \dateaccepted are now not ignored in external articles.
    New: \translation ... \endtranslation

  Version 2.25 (June 28, 2022)
    Fix: In the TOC, the page numbers of Russian originals are removed.
    Fix: \opages is now optional.
    New: \source ... \endsource

  Version 2.24 (June 16, 2021)
    Fix: The comma was misplaced before \inbook in bibliographic references.
    New: \nocomma can be used in \paper, \book, and \inbook to suppress
         a comma after the title. This is useful if the title ends with "?".

  Version 2.23 (May 22, 2021)
    Fix: The TOC margins are slightly increased.
    Fix: The presentation of \lang in \ref is moved to the end, before \finalinfo.
    New: \lang can now be used for all kinds of \ref.
    New: \moreref can now be used inside \ref.
    New: All fields in ref are now optional. (This is necessary for \moreref.)

  Version 2.22 (March 3, 2021)
    New: \orcid...\endorcid and \Author\ORCID

  Version 2.21 (January 29, 2021)
    Fix: \OnlineDate now writes the whole date rather than just the year.

  Version 2.20 (January 28, 2021)
    New: \OnlineDate command writes "OnlineDate ..." into "Data.ps1".
    New: \Change command adds "corrected publication ..." to the copyright text.

  Version 2.19 (January 15, 2021)
    Fix: The list in \closetoc is changed of the bases in which the journal
         is abstracted or indexed.

  Version 2.18 (December 23, 2020)
    Fix: To get rid of a trailing page break, we inserted \immediate
         before each \closeout.

  Version 2.17 (October 24, 2020)
    New: An author XML field \Corresponding is added.

  Version 2.16 (September 28, 2020)
    New: In order to decrease the number of font families,
         the "rsfs" caligrafic letters are used only if the line
           \newfam\rsfsfam
         at the top of this file is not commented out.
    New: 11pt and 12pt \tt fonts are added

  Version 2.15 (September 12, 2020)
    New: The \Bbb macro works with uppercase and lowercase letters
         and with digits and changes their size in subscripts, etc.

  Version 2.14 (September 7, 2020)
    Fix: Warning about absence of "pages0.tex" is removed
    Fix: Unnecessary creation of "econt0.tex" is suppressed
    Fix: Load-time messages are commented out
    Fix: An old error concerning the references header is corrected
    Fix: The font size in \mref is corrected
    Fix: Table and figure machinery is removed (use "\import gutable" instead)
    New: Font size macros are added: \large := \xiipoint, \normalsize := \xipoint,
                                     \small := \tenpoint, \smaller := \ninepoint

  Version 2.13 (August 11, 2020)
    New: The content between \endtopmatter and \enddocument
         is automatically enclosed in \begingroup...\endgroup.
    Fix: \tagTag is no longer needed and deleted (\iftex can be used instead).

  Version 2.12 (August 10, 2020)
    Fix: The definitions of \iftex, \fortex, \ifxml, \forxml are marked "long".

  Version 2.11 (August 9, 2020)
    Fix: \File is no longer needed and deleted (\file is used insted).
    Fix: \iftex and \ifxml are redefined.

  Version 2.10 (August 8, 2020)
    New: \File

  Version 2.9 (August 8, 2020)
    Fix: A conflict in auxiliary macro naming is eliminated (\ifmath@).

  Version 2.8 (August 8, 2020)
    Fix: An error message is displayed if a reference macro (\Par, etc.)
         occurs in a formula or \Label occurs in an inline formula.

  Version 2.7 (August 7, 2020)
    Fix: The "econt0.tex" file is not created unless \opentoc is called

  Version 2.6 (August 7, 2020)
    Fix: \Doi is no longer needed and deleted

  Version 2.5 beta (August 6, 2020)
    Fix in \ref: \preprint is now allowed to be without \yr
    Fix in \ref: "(to appear)" is replaced with "(in press)"
    New \ref field: \inpress (an exact synonym for \toappear)
    New: \Url, \Doi
    New \ref fields: \url, \doi (\doi is a plain DOI number, not an http URL)

  Version 2.4 (August 3, 2020)
    New: \iftex, \fortex, \ifxml, \forxml
    New: \figure, \usetopcaption, \usebotcaption, \file
    New in \table: \body

  Version 2.3 (July 28, 2020)
    Fix in \ref: \frills and \nofrills for \preprint

  Version 2.2 (July 26, 2020)
    Fix: \endremark now inserts \medskip (as \enddemo does)

  Version 2.1 (July 25, 2020)
    Fix: \table (cleverer, works without \col)
    New \ref fields: \Lang, \Yr
    New: \openData{...}, \closeData
    New: \Label, \Sec, \Par, \Equ, \EquTag, \Tag, \Fig, \Tab

  Version 2.0 (July 6, 2020)
    New: XML-related stuff
    New: \Acknowledgments, \Acknowledgment, \acknowledgments, \acknowledgment
    New \ref fields: \bookinfo, \ed, \eds, \etal, \num, \size, \inby, \finalinfo, \frills, \unstructured

  Version 0.998765438 (August 11, 2019 00:00)
    The list of abtracting servercies espanded. (79152)

  Version 0.998765437 (April 29, 2019 00:00)
    The authors -> list of authors in the headlin. (78346)

  Version 0.998765436 (April 15, 2019 00:00)
    Change in the headline and footline. (78182)

  Version 0.998765435 (December 16, 2018 10:55)
    \datesubmitted, etc. (77595)

  Version 0.998765434 (May 2, 2018 13:23)
    Pagination.txt and SIMJ#_##.eot for Pleiades (77149)

  Version 0.998765433 (May 11, 2015 19:40)
    Russian DOI (74972)

  Version 0.998765432 (January 13, 2013 17:32)
    DOI (74643)

  Version 0.99876543 (December 17, 2007 16:23)
    delete SGML (72467)

  Version 0.9987654 (November 26, 2007 18:08)
    delete SGML (72383)

  Version 0.998765 (March 20, 2006 22:58)
    put \boldgreek under \ifx\miprefix...(72300)

  Version 0.99876 (January 18, 2006 17:49)
    "Podpisano k pechati..." (72180)

  Version 0.9987 (January 13, 2006 18:10)
    Fixed \email. Now, it is no longer taken from the previous article (72149)

  Version 0.998 (November 16, 2005)
    Restored the page numbering in Tables of Contents by redefining \toc
    Removed the redundant space in output routines (after the page number)

  Version 0.99 (November 5, 2005)
    Removed the dashes in the index
    \affil and \email like in SibMatZh to appear on the last page
    Fixed the bug with small caps sc -> cc

  Version 0.9876543210 (July 2, 2005)
    pdf using dvips.exe

  Version 0.987654321 (April 29, 2005)
    Automated creation of @pips = <pageno>

  Version 0.98765432 (February 12, 2005)
    Changed the font in the info line
    to \ninerm and \nineit

  Version 0.9876543 (September 10, 2004)
    Fixed \boldsymbol (for the Greek letters)
    Now, the redefinition works only for \miprefixex.

  Version 0.987654 (June 24, 2004)
    Fixed \boldsymbol (for the Greek letters)

  Version 0.98765 (May 11, 2004)
    tags <RFC822>...</RFC822> for pemail

  Version 0.9876 (April 25, 2004)
    \boldgreek to redefine
    the greek letters in titles (in \xiipointbf);
    \pemail email\@mail.ru\endpemail: use \@ rather than @!

  Version 0.987 (September 5, 2003)
    \long\def\AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAabstract

  Version 0.98 (August 8, 2003)
    Fixed \boldmath like in SibMatZh.sty
    and put common fonts in a separate place

  Version 0.9 (August 5, 2003)

  Desinged along the lines of AMSPPT.STY, the AMS pre-print style file
  for use with AMS-TeX (c) 1999, American Mathematical Society
