How do you write bold in math mode in LaTeX?

Use \mathbf{g} for bold in math mode.

Can I use Textbf in math mode?

To extend Herberts answer, the \textbf furthermore keeps the “surrounding” font style, for example when using a theorem, which typesets its content in italics, so will the \textbf will set the text bold and italic, while \mathbf will not only use the math font but furthermore only the bold font and not an italic one.

What is math mode in LaTeX?

What is math mode? For many people the most useful part of LaTeX is the ability to typeset complex mathematical formulas. $, where the text within the dollar signs is in the math mode environment. You have already been using math mode unknowingly by using the \begin{equation} and \end{equation} commands.

How to obtain bold formatted mathematical expressions in latex?

Sign in to answer this question. The problem with the above two statements is that they are trying to mix Text mode and Math mode in LaTeX. One way to obtain bold fonts in Math mode is to use the {\\boldmath} declaration. The following statement demonstrates the use of { \\boldmath}:

How to get bold fonts in math mode?

The unicode-math package is partly backward-compatible, but the rules are slightly different. The \\mathbf command still works, but is meant for words in math mode. The recommended way to get individual math symbols is \\symbfup or \\symbfit. The amsmath command \\bold will therefore still work.

Is there a math mode in latex titles?

Assuming you are just keen on changing the headings, you may utilize the titles bundle or one of the classes I referenced. In any case, in the event that you truly need striking math in every intense setting (for example additionally inside extbf), at that point my answer ought to be fine.

Why is my latex not working in HTML?

As far as why you don’t get the right HTML output: I’m pretty certain that MathJax (the engine used to render LaTeX embedded in Rmarkdown-produced HTML) doesn’t know about \\boldmath; adding the package to your LaTeX input won’t help, you’ll have to use \\mathbf and \\boldsymbol instead.