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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Unicode in PDF metadata with latex3 and an utf8 engine

In Unicode in PDF Metadata, Heiko Oberdiek proposes a way to set the PDF metadata to some unicode string while operating at the low level, without resorting to hyperref. To this aim, he ends up using ...
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How to enter Unicode (or other) symbols in LaTeX within Apple Keynote (iWork) [closed]

In Keynote and other iWork apps, it is possible to enter formulas (and text) in LaTeX. This is an immensely valuable feature. But... How can I enter an astronomical (or other) symbol, via Unicode or ...
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1answer
52 views

Latex MikTek, TexStudio Cyrillic looks in question mark

In MikTek, TexStudio cyrillic wont appear normal if its displayed its displaying question mark on pdf file "АБВГД"="?????" ! Package inputenc Error: Unicode character ф (U+0444) (...
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LuaTeX: Devanagari glyph order is reversed in tex's internal nodelist, how to recover the correct order while traversing glyph nodes?

Note: The problem discussed in this question might affect not just Devanagari, but also other scripts that have character (logical/typed) & glyph (presentational/typeset) order reversed/reordered ...
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2answers
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Lulatex - Unicode character error

I'm using a \LaTeX document using both Devnagari and Latin fonts. The command used is: lualatex -shell-escape -interaction nonstopmode However, despite selecting the appropriate fonts. The minimal ...
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Devanagari UTF-8 text extraction code produces lua error while using HarfBuzz renderer

Devanagari UTF-8 text extraction code doesn't produce lua error while using fontspec's Node renderer, but still doesn't produce correct result due to a possible bug in Node renderer. I have filed that ...
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LuaTeX: UTF-8 character extraction, is one way more accurate and/or preferable than another

While experimenting ways to extract UTF-8 character strings from TeX boxes, I found a post from user micahl-h21 here: UTF-8 text extraction. After looking at the way glyph data is stored in the ...
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1answer
37 views

Using uncommon Unicode symbols

I'm trying to refer to a function named Γ⊢ε⦂τ-⇒-Γok in my paper, but looks like the Unicode characters get stripped off, and I get --ok instead. What I've tried: pdflatex with \usepackage[T1]{fontenc}...
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1answer
51 views

Accents in file path

I'm trying to link to a file in a folder named Códigos. My minimal code looks like this. \documentclass{article} \usepackage{hyperref} \begin{document} \href{run:./Códigos/test.c}{\...
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1answer
42 views

LyX can't import UTF8 properly

I'm using TeXLive 2020 on Debian Testing, and LyX 2.3.5.2. I wrote some notes for a course I'm teaching, in LaTeX, using UTF8 encoding (default). When importing to LyX, I cannot compile it to PDF ...
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2answers
60 views

I would like to insert “℞” in a regular latex document [duplicate]

I tried searching searching but couldn't come across any. Many thanks in advance.
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1answer
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Elsevier paper article class does not work with all ASCII-characters and package inputenc (Unicode char ³ (U+B3))

Umlauts like "ä, ö, ü" and diacritics like "á, ó ,.." cannot be displayed. The class elsarticle.cls can be downloaded here. When including \usepackage[utf8]{inputenc} in the ...
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Automatically support Greek, Hindi and other languages as Unicode chars?

I learned from Davislor answer that I tell LaTeX to warn me if a missing glyph is detected. I can then declare it with this: \documentclass{article} \tracinglostchars=2 \usepackage{newunicodechar} \...
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1answer
47 views

Declare sans serif unicode char with XeTeX?

With this raw text: This is a ligature: fi This is not a ligature: fi. I would like to get the same output in LaTeX, but I get the following. However you notice it works perfectly in tex.stackexchange....
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Problems with encoding of .bbl file created by BibTeX for LuaLaTeX

I am trying to use BibTeX and LuaLaTeX. However, I get the error message File: project.bbl String contains an invalid utf-8 sequence for several bibliography entries that contain characters such as ...
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1answer
36 views

Box chars characters (Missing character: There is no ┬ in font)

I am using Sphinx to build a project that use listings and some box characters. I have these errors: Missing character: There is no ─ in font [lmmono9-regular]:! Missing character: There is no ┬ in ...
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1answer
54 views

Unicode characters from Julia website

In this link https://docs.julialang.org/en/v1/manual/unicode-input/ there is a list where you can directly use the unicode symbols: Code point(s); Character(s); Tab completion sequence(s); ...
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2answers
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clefval.sty: ! Package inputenc Error: Invalid UTF-8 byte "A0

After upgrading to TeX Live 2020, one of our beamer presentations is chucking this error up. I've been trying to track down where the invalid byte comes from and I've narrowed it down to a macro in ...
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2answers
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What Unicode characters does pdfLaTeX support with a minimal preamble?

Consider a LaTeX document with the minimal configuration necessary to support UTF-8 characters — as I understand it, such a document would look like this: \documentclass{article} \usepackage[T1]{...
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1answer
54 views

Package inputenc Error: Unicode char ̀ (U+300) (inputenc) not set up for use with LaTeX

I am struggling understanding how to solve this error: Package inputenc Error: Unicode char ̀ (U+300) (inputenc) not set up for use with LaTeX. I have seen this related question, but the problem ...
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1answer
32 views

Package inputenc Error: Unicode char T (U + 3A4)

I have the following text \documentclass{article} \usepackage[T1]{fontenc} \usepackage{mathtools,siunitx} \usepackage{amsmath} \title{test} \author{spanos.nikolaos } \date{July 2020} \begin{document}...
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1answer
51 views

inputenc Error: Unicode char ^^A (U+0001) not set up for use with LaTeX [closed]

I upgraded from an older Mac with High Sierra to a new Mac with Catalina and installed a fresh TeX Live package with TeXShop. Two of my old TeX files run fine, but the third is stalling even though I ...
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luatex: get straight quotation and non-unicode \dots without T1

As this thread discusses, lualatex has some problems with T1 fontenc. On the other hand, without T1 fontenc \documentclass{article} % \usepackage[T1]{fontenc} \begin{document} "\dots" ``\...
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1answer
65 views

Access a Character from the Private Use Area of a font in LuaLaTex

I am trying to access a character from the private use area of the font Aegean. It is supposed to be the second character-variant of the letter 𐊬 (U+10293), but using the font-feature doesn’t yield ...
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1answer
51 views

How discover which TeXLive OpenType fonts have Unicode character with particular code?

With a main font of, say, TeX Gyre Termes, in a XeLaTeX document, I'm trying to find a suitable "x mark" character, namely, Unicode U+2718, from a different font (because the main font does ...
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1answer
57 views

How specify by Unicode number a particular character from another font (XeLaTeX)?

The following defines commands \cmark and \xmarkto produce the Unicode characters with codes U+2718 and U+2714, respectively. Question: Is there some simpler, or alternative, way that the following to ...
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How find out name of ballot x mark in a unicode font with XeLaTeX?

With XeLaTeX, I can obtain check and ballot x marks with pifont: With pifont: \documentclass{article} \usepackage{fontspec} \setmainfont{TeX Gyre Termes} \usepackage{pifont} \newcommand{\cmark}{\ding{...
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1answer
135 views

Insert ₡ belonging to Costa Rica

How can I insert this currency symbol in LaTeX? It is called Colon and is used in some South American countries.
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1answer
16 views

Problem with bibliography entry due to dash and or brackets

I have a biblatex entry which I cannot handle. It looks as follows: @article{testentry, author = {Stevens, Jim (May) and Win, Zhang, K. Lo}, title = {The e-approach to Understanding things}, ...
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1answer
85 views

Unicode input with plain LuaTeX

grün gr\"un \bye yields grn grün Is it possible to have the Unicode ü correctly rendered with plain LuaTeX? Would it also be possible with plain TeX and a METAFONT font? Or would a METAFONT ...
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1answer
30 views

Cannot use unicode box drawing chars inside tcolorbox listing

I am trying to use unicode box drawing characters inside a tcblisting. First I used the pmboxdraw library to define what those characters should be mapped to, so that they could be drawn. I was able ...
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4answers
745 views

Small p with dot below

Is it at all possible to place a dot below p? I am referring to the dots as the one in ḥ. For what I am aware, this character is not in unicode (should be in Latin Extended Additional, by having a ...
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1answer
45 views

Chinese RMB symbol converted to dollar sign instead

MWE: \documentclass{article} \usepackage{ctex} \usepackage[table]{xcolor} \begin{document} ¥ \end{document} output: It only works with XeLaTeX. Doesn't even compile using Latex. Error message:...
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2answers
133 views

Characters made active and used the same way to define macros behave differently in verbatim environments

The following MCE shows that Unicode and ASCII characters made active and used exactly the same way to define macros, when compiled with lualatex, behave differently in verbatim environments: & ...
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1answer
47 views

lualatex math tables not working

I just updated MikTeX and found that a .tex file which previously created the right output under lualatex no longer does so. However, xelatex does create the correct output. The problem seems to be ...
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1answer
39 views

error: uncodable character

I tried to use subscript 2 within \texorpdstring for the TOC of PDF files in LyX, but I always get an error message. However, the same code works in LaTeX (TeXworks) -- (MWE below & screenshot) \...
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1answer
50 views

Problems with the following symbol *

I am trying to add my R-Code to my Latex file. This is the R-Code (output) that I saved in a R-file Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 39.534 ...
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2answers
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Special characters, cmap, copy-paste pdf text to text editor

I have pretty bad issue with special characters. When I copy-paste the text from my pdf file to some other text programs I obtained: t˛e klas˛e zwi˛azków n˛a and I expect: tę klasę związków ną. I don'...
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1answer
40 views

T1 fontenc with utf8 inputenc don't behave well together in the output pdf

if I use the following document \documentclass[11pt, a4paper, english]{article} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \begin{document} Why is this output so strange öäü at zoom ...
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0answers
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Is UTF a TeXLive standard now? [duplicate]

I'll probably be scolded for this, but I couldn't find an appropriate answer here nor by seraching the internet (perhaps I need another way of phrasing the question). I use TeXLive 2020 on Debian ...
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60 views

A question about Unicode character (U+0096)(inputenc)

I am using a LaTeX document which can be compiled without any problems. However, after copying some text into the document, I have got a large number of errors that say: Package inputenc Error: ...
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1answer
33 views

Create a command to get the unicode hexadecimal number of its text / math input

Is it possible to create a command that accepts either text or math argument, then prints or typeouts its unicode hexadecimal number? For example, \documentclass{article} \usepackage{fontspec} \...
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3answers
110 views

Display ß in small caps [duplicate]

When I use ß in headings - which I want to be in small caps - it gets replaced by a double S. Is there a way to still have a ß there, which is also the same height as the other letters? Just to ...
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1answer
221 views

LaTeX can't understand special characters in the bibliography

I apologise if I don't make sense but this is my first LaTeX document. Basically, I have been writing my thesis and included the bibliography today. I imported the bibliography using Mendeley as ...
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39 views

Where can the symbol \lessequivlnt be found?

I'm using Zotero with Better BibTeX to manage a bibliography. The latter, I believe, translates the symbol ≲ into \lessequivlnt, which throws an Undefined Symbol error upon compilation. I don't see ...
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2answers
112 views

Does unicode input slow down compilation?

I use a lot of unicode symbols, auto-inserted with a TeXStudio macro (e.g. "\alpha " --> "α"). This makes it easier for me to read my .tex file. These (~100) characters are declared in a .sty file ...
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Rendering unicode theta (θ) in lstlisting

I am including some MATLAB code into my main document, using the listings package, which contains a unicode theta (θ). How can I render an actual unicode theta instead of using \theta. Here is a MWE: ...
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36 views

Some characters have strange behaviour in listings with lualatex

The following MCE points out that some characters (for instance €, → or ←) have strange behavior (shifted on the left) in listings with lualatex (up to date TeX Live 2020). Do you know why? \...
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18 views

MikTeX: UTF8 errors for double hyphens between citation start and end page

In TexWorks (MikTek 2.9 - updated), I added some old chapters I wrote using LaTeX, and there are strange UTF8 errors where there are two hyphens between start page and end page. Below is an example ...
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53 views

How to call up characters of a font by their unicode number

I have a font here and I changed some letters with Fontforge. I used the following code to call up the font. What I should know: How can I use the Unicode number instead of typing A or B or C, e.g. \...

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