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Questions tagged [unicode]

{unicode} is for questions about Unicode (an international standard for character encoding) and its implementations. For questions about input encodings use {input-encodings}.

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Hyperref doesn't work with filename including Chinese characters

I want to insert a hyperlink to a local file, but the name of the file includes Chinese characters and \href could not identify it. For example, if I try the following: \documentclass{article} \...
Zhiyuan Wu's user avatar
0 votes
0 answers
46 views

Compiling multi-script unicode LaTeX documents

I'm trying to write a latex document that supports arbitrary utf-8 encoded scripts. This is turning out to be surprisingly difficult. A key point is that I want to get this working without specifying ...
ketil's user avatar
  • 101
2 votes
0 answers
86 views

Latex text reversing with Babel package

I am using the babel package, which causes text-reversal when combined with amsmath. The exact list of packages I use is: \usepackage[utf8x]{inputenc} \usepackage[hebrew,english]{babel} % Workaround ...
TheEmeritus's user avatar
3 votes
1 answer
299 views

XeLaTeX+polyglossia+french+biblatex complain about missing character (U+200B)

Note to inattentive users: please stop asking if Unicode char {U+200B} answers my question. When using biblatex with XeLaTeX and polyglossia-french, I get the following error which seems to come from ...
Alexey's user avatar
  • 2,161
4 votes
1 answer
141 views

Unicode character └ (U+2514) not set up with LaTeX (when using) pandoc with markdown text file

I am trying to compile in a pdf the following markdown file (ex.md): Some text ```text folder1/ └── folder2/ ├── folder3/ │ ├── file1 │ └── file2 └── folder4/ ├── file3 ...
ecjb's user avatar
  • 925
0 votes
0 answers
24 views

Use babel language selector in biblatex/biber URL

In an English document with occasional Thai words, I've been able to use babel's Thai language selector to good effect, including in citations, but not in URL citations (which are unicode-encoded ...
bongbang's user avatar
  • 407
0 votes
0 answers
33 views

LaTeX Error when arxiv processing my article [duplicate]

I have a paper to be uploaded on Arxiv, but the following error occurs while processing the files: LaTeX Error: Unicode character \xe2\x80\x89 (U+2009) not set up for use with LaTeX. I tried these ...
user14750's user avatar
  • 101
0 votes
0 answers
30 views

Does wasysym supports Unicode characters?

Just want to know that whether the wasysym.sty supports Unicode characters? I'm using XeLaTeX in Win10 system, please advise. Also, if possible, kindly advise the advantage and disadvantage using ...
GowriSaro's user avatar
  • 572
1 vote
0 answers
29 views

how to use characters like ℝ in lyx listings package (in 2024)

I know there have been historic challenges with unicode characters in program listings (listings package). Many of questions on this site are from about 10 years ago. My question is - is it now ...
Penelope's user avatar
  • 217
11 votes
3 answers
361 views

Circled numbers ❶, ❷, etc. as bullets and in paragraphs

I'm trying to use circled numbers (❶, ❷, etc.) as bullets and generally in text. I'm using XeLaTeX from Pandoc, but I'm not afraid of some inline TeX expressions or editing the template that Pandoc ...
Vladimir Keleshev's user avatar
1 vote
2 answers
64 views

How to include arabic Unicode Point in Overleaf

So I am fairly new to overleaf and I am using it to write my master's thesis. How would I include the arabic phrase "BISMILLAH AR-RAHMAN AR-RAHEEM" in overleaf as part of my acknowledgements?...
asifkhan123's user avatar
1 vote
1 answer
65 views

Hide text from displaying using nonprintable unicode characters visible to ChatGPT

I don't know if this is possible so this question might be quickly closed. Related to the questions here, here, and here. When text is hidden but selectable and searchable, once it is copy pasted the ...
Kendall's user avatar
  • 253
1 vote
0 answers
50 views

How do I locate the problems when my TexStudio compile is showing row upon row of unicode problems?

I got up this morning to work on my PhD dissertation, to be faced with:, .The file looked fine when I went to bed. I can't locate the problem. The start of the lines are: I'm working in TexStudio. How ...
Michelle's user avatar
  • 551
0 votes
0 answers
48 views

Changing the directionality of Private User Area characters in the bidi code

I'm building a Hebrew font with about 9,000 additional glyphs. I first wanted to keep them without Unicode assignment and call them through OpenType features, but sadly, their number exceeds Adobe's ...
yannis's user avatar
  • 2,013
1 vote
1 answer
45 views

undefined control sequence. \unicode{f80d} how to workaround it

This is Latex auto-generated by Mathematica. It fails to compile under lualatex in TL 2023. Is there a workaround to make it compile or is this is a bug in the generated Latex. First will show screen ...
Nasser's user avatar
  • 20.3k
1 vote
1 answer
52 views

pdftex: uncopyable math symbols, \pdfglyphtounicode doesn't help

With TeX Live 2021 and pdftex, this MWE renders correctly but I cannot copy the ≪ sign out of the PDF. \pdfminorversion=7 \documentclass{article} \usepackage[T1]{fontenc} \usepackage{lmodern} \...
zwol's user avatar
  • 2,981
-1 votes
1 answer
58 views

How to insert Unicodes in Overleaf, as in TexStudio?

In TexStudio I just click Edit => Insert Unicode Character to get 0x...., and after filling in with 03D8 to get 0x03D8, and compiling, I obtain archaic Greek Koppa. Similarly, 0x2289 gives me the ...
Frode Alfson Bjørdal's user avatar
2 votes
2 answers
195 views

Vietnamese and Cantarell

I'm using Cantarell font to write an article in Vietnamese. However, if I use \usepackage[utf8]{vietnam} then the font was automatically changed into normal LaTeX font. The same thing happened when I ...
anonimo's user avatar
  • 135
0 votes
0 answers
33 views

Is the package xunicode still needed with XeLaTeX? [duplicate]

I searched all over and could not find a proper answer for this. If my document only uses OpenType fonts (e.g., NewCM10-Book, NewCMMono10-Book, NewCMMath-Book and Roboto), with fontspec and unicode-...
Roadbug's user avatar
  • 51
2 votes
1 answer
155 views

LuaLaTeX bugged out with unicode in supplementary planes?

MWE: \documentclass[margin=0pt, 12pt]{standalone} \usepackage{fontspec} \usepackage{unicode-math} \setmonofont{FiraCodeNerdFontPropo}[ Extension = .ttf, Path = ../../../fonts/FiraCodeNerdFont/, ...
zhtluo's user avatar
  • 35
0 votes
1 answer
116 views

! LaTeX Error: Invalid UTF-8 byte sequence (�ti) in arxiv

I have the following LaTeX, with errors like ! LaTeX Error: Invalid UTF-8 byte sequence (�ti). If I put \UseRawInputEncoding at the beginning of the document, it then compiles without errors locally, ...
Jose Manuel de Frutos's user avatar
4 votes
1 answer
289 views

Bolding IPA symbols with tipa

I am using the tipa package for IPA in my dissertation. I would like to bold certain symbols, and have tried, e.g.: \textbf{\textipa{\!d}}. However, they do not bold in Latex's default font (computer ...
noname's user avatar
  • 43
0 votes
1 answer
51 views

How to write the characters in Unicode block "Miscellaneous Technical"

I want to include some special Unicode string to my overleaf report. In particular the Straightness ⏤ (U+23E4), Cylindricity ⌭ (U+232D), Symmetry ⌯ (U+232F), and Electrical Arrow ⌁ (U+2301). However, ...
John's user avatar
  • 5
3 votes
2 answers
967 views

The U+0126 problem

See, I wanted to type Ħ but I couldn't find any command so please can you find a command except Ħ as a Unicode character. I'm also using XeLaTeX, but the viewers aren't so please help me and those ...
random's user avatar
  • 31
0 votes
2 answers
110 views

invalid utf-8 sequence error from .bib file despite valid character in main document

I'm working on a paper main.tex with a separate Bibtex file references.bib. I compile with: lualatex main bibtex main lualatex main (Note that I must use bibtex because the journal style is not ...
Erwan's user avatar
  • 123
2 votes
1 answer
200 views

Unicode character U+1E2B

Is there a plain TeX way to to to enter the unicode U+1E2B character? Some fonts have this character, for example Libertine, and some don't. (I am working with Minion Pro, and it does not have it.) Is ...
blackened's user avatar
  • 4,191
0 votes
0 answers
77 views

Alleged missing character in IBM Plex

I'm having an issue getting some special characters to work when using LuaLaTeX and the IBM Plex fonts. Here's a minimal example: \documentclass{article} \usepackage{plex-serif} \usepackage{plex-sans}...
fefrei's user avatar
  • 1,369
0 votes
2 answers
52 views

How to use "\textstrokecapitalt"

I am using Overleaf to create a report, and I have to use some Latin characters in the text. For the word "SȾÁUTW̱", the unicodes are: (U+023E) \textstrokecapitalt for "Ⱦ" (U+00C1)...
megaevil's user avatar
0 votes
0 answers
37 views

`\futurelet` how to get the replacement macro for `\UTFviii@three@octets`?

I want to use \futurelet to test the following token. Towards this end I have a setup that looks like the following: \makeatletter \def\@ExpandSub{% \typeout{Given Input: \meaning\@input}% \...
Hyperplane's user avatar
1 vote
1 answer
260 views

Latex errors at special character

I have a special unicode character "𝌠" in LyX. When language is set to czech (as is the actual text) and encodung set to "standard for given language" and "standard" ...
Lukas's user avatar
  • 125
2 votes
0 answers
53 views

Sort greek and latin letters in one symbol glossary

I am writing my PhD thesis and create a list of symbols with glossaries and xindy. Here, latin and greek letters are used. The problem is the correct sorting with xindy. If I use english for sorting, ...
Niklas's user avatar
  • 642
0 votes
0 answers
58 views

glyphtounicode incompatible fonts with TeX Live 2021 and later: What does = do in \pdfmapline? What difference does subsetting make?

The following MNWE fails with TeX Live 2021 onwards. \documentclass{article} \usepackage{dictsym} \begin{document} \dsbiological \end{document} Compilation ends with <</usr/local/texlive/2023/...
cfr's user avatar
  • 207k
4 votes
1 answer
182 views

Command to remove diacritics

I would like a command that removes diacritics. I can write such a function in Python: import unicodedata def dediacritic(word): result = u"".join([unicodedata.normalize("NFD",...
dedded's user avatar
  • 2,308
1 vote
0 answers
102 views

XeLaTeX + fontspec + StylisticSet changes underlying Unicode characters in the text

I have recently played a bit with OpenType features in some fonts for Insular variants of certain characters – and when I make a document containing characters like s, t, g and set the appropriate ...
silmeth's user avatar
  • 333
1 vote
1 answer
56 views

Vietnamese alphabetical sorting with glossaries-extra

I've got a problem with sorting glossary entries in my paper as follows: đ is supposed to come before p, but glossaries-extra doesn't recognize that. Here is my MWE: \documentclass[12pt, a4paper, ...
trequartista's user avatar
  • 1,900
3 votes
1 answer
92 views

LaTeX displays (replaces? shows?) combining comma above right (U+315) as a backtick/grave accent (U+0060)

I am using Overleaf to write a grammar of Lushootseed (a native language) and I need to use the symbol ƛ̕, which is composed of ƛ and ̕ (a combining diacritic). I've been able to get other characters ...
Sidney Welsh's user avatar
3 votes
2 answers
123 views

Double hyphen in Taiwanese language carries grammatical function

In the Taiwanese language, double hyphen carries grammatical function and is used frequently. Example: Āu--ji̍t chiah koh lâi. (Come again the day after tomorrow.) Āu-ji̍t chiah koh lâi. (Come again ...
Bêng-Hàn Lûi's user avatar
2 votes
2 answers
210 views

Upsilon with hook symbol

I'm looking for symbol which looks like this: https://graphemica.com/%CF%92 I also found ϒ in UTF, but I'm not able to compile file and I don't find \Upupsilon satisfying. Thanks in advance.
SerGor's user avatar
  • 43
3 votes
2 answers
209 views

A simple UTF-8 adaption partially works in Knuth's TeX and do nothing in LuaTeX

Once more time I am (frustratingly losing time: true joke!) trying to use better TeX primitives. The next snippet doesn't work as expected in Knuth's Tex. The lower case version simply swallow the ...
Daniel Bandeira's user avatar
0 votes
0 answers
14 views

Identifying location on unicode error [duplicate]

I am knitting my document using bookdown in rmarkdown. I'm getting this error LaTeX Error: Unicode character ; (U+037E) I've tried searching the .tex file but not found where this is in my document....
Mark Davies's user avatar
2 votes
3 answers
391 views

Make LaTeX directly recognize unicode symbol [duplicate]

I want to write the document in English, and copy-paste some text from online sources, where unicode symbols are usually used, for example: $\frac{dω(τ)}{dτ}$ The letter tau is compilable in many ...
dodo's user avatar
  • 141
0 votes
0 answers
72 views

Automatically converting XeLaTeX document to work with pdflatex

I've got a Literate Agda document, which contains a large number of unicode characters. It builds nicely with XeLaTeX and life is good. The problem is that arxiv only supports pdflatex, and I'd like ...
Joey Eremondi's user avatar
0 votes
1 answer
89 views

How can I arrange it so that I can use Greek characters directly in my LaTeX sources?

Support for non-ASCII characters has come a long way since the 1980s, and today we are accustomed, as users of computing devices, to be able to insert arbitrary Unicode characters via differing ...
einpoklum's user avatar
  • 12.4k
2 votes
2 answers
282 views

Use unicode text in tex document

I try below sample but can not pass compile: \documentclass{article} \begin{document} ├── version.txt └── visible_windows.zip \end{document} Error: ! Missing $ inserted. <inserted text> ...
lucky1928's user avatar
  • 4,275
-2 votes
2 answers
66 views

Problem in writing/inserting special symbol [closed]

I am writing text in Latex, but getting error message “Unicode character”. How to correct it? K(a+b,c-2) +L(a-b,c+1) Secondly, I want to use arrow therefore using command $\Rightarrow$. But instead ...
sara lee's user avatar
0 votes
1 answer
88 views

I wish to use "engraved font" type glyphs for set names e.g. 𝔸, 𝔹, ℂ, 𝔻,… (U+1D538 – U+2149) but struggling to find LaTex codes for them

Hopefully LaTex symbols exist for these "engraved font" type of Unicode glyphs for single letters of the alphabet [A-Z][a-z] which are included with many fonts in the Extended Unicode range. ...
wide_eyed_pupil's user avatar
0 votes
1 answer
139 views

How to insert a single cuneiform (Sumerian) unicode character in a XeTeX document?

I have seen examples of inserting single characters when the font package is known, as in the following example with the character "anchor" using dingbat. But I do not know how to do it with ...
F Zaldivar's user avatar
0 votes
1 answer
50 views

Use DocStrip (.dtx) with Unicode input

When I compile this file (test.dtx) with tex test.dtx && latexmk -pdflua test.tex, it doesn't support the UTF8 input. %<*driver> \input docstrip.tex \keepsilent \askforoverwritefalse \...
steve's user avatar
  • 2,256
0 votes
1 answer
665 views

LaTeX Error: Unicode character е (U+0435) [closed]

I copy-pasted a paragraph from my google doc onto overleaf and I'm getting this error. I don't understand what it means and I realise that it has to do something with latex not expecting a character ...
Snow's user avatar
  • 1
1 vote
0 answers
95 views

Xetex and combining unicode characters

I decided to use the combining over arrows like the ones in the following characters: Ω⃗,M⃗,B⃗,Ω⃡,E⃡. I am using xelatex already because I need the unicode support for other sorts of characters. ...
Ronald J. Zallman's user avatar

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