Questions tagged [blackboard]
{blackboard} is about the particular "double-stroke" font used, for example, to denote the sets of natural, rational, and real numbers in mathematics
89 questions
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What is the command for writting a summation symbol which looks similar to the "\mathbb font"?
Letters like A, R, Z when written using the blackboard bold font, i.e, $\mathbb{A,R,Z}$ look like a thicker outlined version of the regular letters. I want to find a symbol which does that to $\sum$
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Lines Show Up On Certain Numbers When Using \mathbb [duplicate]
When trying to write the symbol for the identity matrix (essentially a fancy 1), I use the code \mathbb{1}, which did work, but all of a sudden these lines started appearing through it and I do not ...
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Reproduce an old textbook Esercizi di algebra Ragusa-Sparacino (dic 1992)
When I was a university student in the 1990s, I had bought the following book on Algebra Exercises, by Prof. Alfio Ragusa and Prof. Clara Sparacino.
I remember that many students had this textbook, ...
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About mixing math fonts
Okay, I edited the question to make it clearer. It is a question half technical, half text-aesthetic-esque. I do really like the look of the fouriernc+tgschola combination for LaTeX symbols and ...
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\mathbb not working when using pdfLaTeX, acmart, DeclareSymbolFont, stmaryrd, and bbold in a specific order
While writing an article using acmart, I've found a very weird bug, where \mathbb does not format correctly.
The following is the MWE of the bug:
\documentclass{acmart}
\DeclareSymbolFont{parenthesis}{...
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beamer+old-arrows+newpx interaction sometimes fails to render math font [closed]
In the following MWE:
\documentclass{beamer}
\usepackage{old-arrows}
\usepackage{newpxmath}
\usepackage[bb=px]{mathalpha}
\begin{document}
\begin{frame}
\begin{equation*}
\...
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Error when using package mathalpha with the font ncmbbr for blackboard bold
I want to use the package mathalpha to set the font for blackboard bold to ncmbbr (which is a font provided by mathalpha). Although I use the current latest version 1.145 of mathalpha (and by the way ...
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\mathbb{\gamma} and \mathbb{\pi} are swapped in ConTeXt
In ConTeXt, \mathbb{\gamma} outputs a pi symbol, while \mathbb{\pi} outputs a gamma. This seems to be a ConTeXt issue, not font-related. What should I do?
\startTEXpage[offset=5pt]
\m{\mathbb{\gamma\...
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\mathbb{f} produces a strange character
I am trying to have a blackboard symbol of the character 'f'. Here is a minimal example which I have tried.
\documentclass{article}
\usepackage{amssymb} % Typical maths
\begin{document}
$\mathbb{...
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A blackboard bold `\varepsilon`
I want to have a blackboard bold version of the usual \varepsilon. When using \usepackage[bbgreekl]{mathbbol} and \bbespilon, the result has two issues:
It looks like \epsilon, not like \varepsilon
...
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arXiv submission \mathbb problem with mtpro2
Update: Thank you for comments and warnings! I contacted arXiv support to be sure, and you are not allowed to use mtpro2.
I am trying to make a submission to arXiv, and I am using mtpro2 for my ...
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How to change blackboard bold fonts using mathspec?
I’m using unicode-math to change my blackboard bold font to TeX Gyre Schola Math, but it interferes with mathalpha (I use this to change my cal, scr, and frak fonts) and causes the positions of ...
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Displaying blackboard bold characters in LaTeX
I'd like to display this font of blackboard bold characters:
Is this included in the amsmath package? If so, it appears to not respond to \Bbb or \mathbb. So, do I need another package or am I using ...
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Index entry with blackboard font in footnote ignored
The following MWE produces the expected index entries for Q and Z but none for N. I guess this must be some strange interaction between \footnote, \mathbb, and \index, but how do I fix it?
\...
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Error when using blackboard bold fonts to produce indicator function
I have a weird problem. It all started when I got problems when trying to create the indicator function with a double stroke 1 using \mathbb{1} which within the Visual Studio reads as using 'Latex ...
