Linked Questions

96 votes
4 answers
383k views

How to write letters in bold in the math mode? [duplicate]

In mathematics, a letter, say, g, can stand for a scalar, while a letter in bold, e.g., g stands for a vector. Here is my question: How can one turn the letter into bold in the math mode? For ...
user avatar
23 votes
2 answers
60k views

Why can't I get a bold Greek letter? [duplicate]

My MWE is as follows: \documentclass[paper=a4, fontsize=12pt]{article} % A4 paper and 11pt % font size \usepackage[english]{babel} % English language/hyphenation \usepackage{amsmath,amsfonts,amsthm} ...
yuxuan's user avatar
  • 377
10 votes
1 answer
18k views

How to write a greek letter as bold and not italic? [duplicate]

How to write the letter θ as bold and not italic? I have tried the following but it gives me the θ as italics and not bold: \textbf{$\theta$}
Vassilis Chasiotis's user avatar
3 votes
1 answer
22k views

How to bold math-mode characters? [duplicate]

Possible Duplicate: Bold math symbols? I am wondering if it is possible to bold characters under math-mode, for instance, is it possible to bold $\langle \rangle$?
SoftTimur's user avatar
  • 19.8k
7 votes
1 answer
8k views

Can I make a greek letter extra-bold in math mode? [duplicate]

Possible Duplicate: How can I get bold math symbols? I would like to distinguish between a vector of betas and the individual betas and I want to use bold symbol, rather than an error, to ...
David LeBauer's user avatar
3 votes
3 answers
605 views

\subsetneq in bold font [duplicate]

My tags are follows: \documentclass{book} \usepackage{amsmath,amssymb} \begin{document} $\boldsymbol{\subsetneq}$ \end{document} I got the symbol in roman only but I need in bold face, any ...
MadyYuvi's user avatar
  • 13.7k
0 votes
1 answer
948 views

How can you make the $<$, and $\leq$ signs bold? [duplicate]

How can you make the <, and the $\leq$ signs bold? Thanks,
PiE's user avatar
  • 271
2 votes
1 answer
810 views

How can I get an lower-case "L" with a hooked tail [duplicate]

I'm marking up some text that includes "l" as a vector, so I'd like to be able to use a bold font. \mathbf{l} gives a straight up-and-down kind of l which looks like a 1 (one) or an I (capital "i"): ...
xnx's user avatar
  • 753
1 vote
1 answer
631 views

Problem for bold symbol in math mode with iota [duplicate]

I am using \mathbf{} for include bold symbols in my equation. It works fine with all symbols with the exception of \iota. I tried to use equation environment and to exclude subindex. The following is ...
fcochaux's user avatar
0 votes
0 answers
503 views

How to make everything bold in math mode? [duplicate]

I want to write everything in math mode as bold characters. I know that with bm package I can do that. Here is my example code. \documentclass{article} \usepackage{bm,amsmath} \begin{document} $E = \...
ddas's user avatar
  • 1,215
0 votes
2 answers
183 views

Why using itemize cannot bold in third line with \(H_{1,1}\) [duplicate]

I am trying to bold the word in my third line. as shown in figure below: My full MWE is as below: \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{amssymb} \begin{document} \...
aan's user avatar
  • 2,673
2 votes
0 answers
280 views

Bold symbols for Greek letters [duplicate]

Possible Duplicate: How can I get bold math symbols? I use for bold Greek letters the command \boldsymbol for other maths expression \mathbf, but the font weight is not the same. How can I get ...
Laura's user avatar
  • 1,861
1 vote
0 answers
259 views

Error: Missing $ [duplicate]

I have bla $ H $ bla bla $ 2 \times 2 $ . blabla: \begin{equation} H = \theta \textbf{I} + \textbf{ \tau } \cdot \textbf{a}, \end{equation} Why does it give me the following error: ! Missing $ ...
Jorge's user avatar
  • 11
1 vote
2 answers
274 views

How to type bold letter in math expression? [duplicate]

Actually, this is a markdown question. But I can't find a markdown community. I want the letter "w" to be bold in the expression y(x, w). $y(x, \boldsymbol{w})$ works. But the following parentheses ...
user8314628's user avatar
0 votes
0 answers
133 views

Correct usage of \mathbf [duplicate]

In my work I have: J_{\mathbf{\lambda}}(f(\mathbf{p},t)) but pdflatex prited Why? Maybe I'm not using mathbf correctly?
Darko's user avatar
  • 245

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