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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><a name="_MailEndCompose"><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thank you. I put your macro and get error like<o:p></o:p></span></a></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>2207.06506.English.tex:8: Undefined control sequence.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><argument> \cyrp<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It is much better.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-size:10.5pt;font-family:Consolas;color:#1F497D'>Aleks Kleyn</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 style='border-collapse:collapse'><tr><td width=734 valign=top style='width:275.4pt;padding:0in 5.4pt 0in 5.4pt'><p class=MsoNormal style='line-height:115%'><a href="http://alekskleyn.dyndns-home.com:4080/"><span style='font-size:10.5pt;line-height:115%;font-family:Consolas'>http://alekskleyn.dyndns-home.com:4080/</span></a><span style='font-size:10.5pt;line-height:115%;font-family:Consolas;color:#1F497D'> </span><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='line-height:115%'><a href="http://sites.google.com/site/alekskleyn/"><span style='font-size:10.5pt;line-height:115%;font-family:Consolas'>http://sites.google.com/site/AleksKleyn/</span></a><span style='font-size:10.5pt;line-height:115%;font-family:Consolas;color:#1F497D'> </span><span style='font-size:11.0pt;line-height:115%;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='line-height:115%'><a href="http://arxiv.org/a/kleyn_a_1"><span style='font-size:10.5pt;line-height:115%;font-family:Consolas'>http://arxiv.org/a/kleyn_a_1</span></a><span style='font-size:10.5pt;line-height:115%;font-family:Consolas;color:#1F497D'> </span><span style='font-size:11.0pt;line-height:115%;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='line-height:115%'><a href="http://AleksKleyn.blogspot.com/"><span style='font-size:10.5pt;line-height:115%;font-family:Consolas'>http://AleksKleyn.blogspot.com/</span></a><span style='font-size:11.0pt;line-height:115%;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='line-height:115%'><a href="http://kleynaleks.blogspot.com/"><span style='font-size:10.5pt;line-height:115%;font-family:Consolas'>http://KleynAleks.blogspot.com/</span></a><span style='font-size:11.0pt;line-height:115%;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='line-height:115%'><span style='color:#1F497D'><o:p> </o:p></span></p></td><td width=466 valign=top style='width:174.85pt;padding:0in 5.4pt 0in 5.4pt'><p class=MsoNormal style='line-height:115%'><span style='font-size:11.0pt;line-height:115%;font-family:"Calibri","sans-serif";color:#1F497D'>Derivative in Banach algebra</span><span style='color:#1F497D'><o:p></o:p></span></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 style='border-collapse:collapse'><tr><td valign=top style='padding:0in 5.4pt 0in 5.4pt'><p class=MsoNormal style='line-height:115%'><i><u><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>dx<sup>2</sup></span></u></i><i><u><sup><span style='font-family:"Cambria","serif";color:#1F497D'><o:p></o:p></span></sup></u></i></p></td><td rowspan=2 style='padding:0in 5.4pt 0in 5.4pt'><p class=MsoNormal style='line-height:115%'><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>=1</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria Math","serif";color:#1F497D'>⊗ </span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>x+x</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria Math","serif";color:#1F497D'>⊗</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>1</span></i><span style='font-family:"Cambria","serif";color:#1F497D'><o:p></o:p></span></p></td></tr><tr><td valign=top style='padding:0in 5.4pt 0in 5.4pt'><p class=MsoNormal style='line-height:115%'><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>dx</span></i><i><span style='font-family:"Cambria","serif";color:#1F497D'><o:p></o:p></span></i></p></td></tr></table><p class=MsoNormal style='line-height:115%'><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'> d<sub> </sub>x<sup>2</sup> =(1</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria Math","serif";color:#1F497D'>⊗ </span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>x+x</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria Math","serif";color:#1F497D'>⊗</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>1)</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Calibri","sans-serif";color:#1F497D'> ◦dx</span></i><i><span style='font-size:11.0pt;line-height:115%;font-family:"Cambria","serif";color:#1F497D'>=dx x+x dx</span></i><span style='font-family:"Cambria","serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal style='line-height:115%'><span style='color:#1F497D'><o:p> </o:p></span></p></td></tr></table><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> pdftex [mailto:pdftex-bounces+aleks_kleyn=mailaps.org@tug.org] <b>On Behalf Of </b>David Carlisle via pdftex<br><b>Sent:</b> Monday, April 22, 2024 3:51 AM<br><b>To:</b> pdftex@tug.org<br><b>Subject:</b> Re: [pdftex] foreign letter in text<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On 22/04/2024 00:12, Aleks Kleyn wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><pre>Yes, you right. I added all my \usepackage macros and still have proper <o:p></o:p></pre><pre>output. The same time in my log file I see error<o:p></o:p></pre><pre>Missing character: There is no ... in font cmr10!<o:p></o:p></pre><pre>Instead of ... symbol which I cannot copy. But what I have found. When I<o:p></o:p></pre><pre> open notepad, it creates file UTF-8. The files that I use for years are<o:p></o:p></pre><pre> ANSI. I have about 2000 files. So I do not think I can convert files to<o:p></o:p></pre><pre> UTF-8<o:p></o:p></pre><pre><o:p> </o:p></pre><pre>Aleks Kleyn<o:p></o:p></pre></blockquote><p>cmr has never had cyrillic characters so that is not a change, ANSI encodings don't have cyrillic either.<o:p></o:p></p><p>There have been no changes related to this in pdftex. LaTeX has defaulted to UTF-8 since 2018: if you don't want to re-encode the files as UTF-8 you can (as before) tell latex the encoding used such as \usepackage[cp1251]{inputenc} or whatever encoding the files are in. The change in default encoding should not have affected any latex files that were correctly specifying the encoding used.<o:p></o:p></p><p><o:p> </o:p></p><p>David<o:p></o:p></p><p><o:p> </o:p></p><p><o:p> </o:p></p><p><o:p> </o:p></p><p><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><p><b><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#666666'>Disclaimer</span></b><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#666666'><o:p></o:p></span></p><p><span style='font-size:8.0pt;font-family:"Verdana","sans-serif";color:#666666'>The Numerical Algorithms Group Ltd is a company registered in England and Wales with company number 1249803. The registered office is: 30 St. Giles, Oxford, OX1 3LE, United Kingdom. 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