To show that a letter is a matrix my math book puts a equals sign under the letter.
How do I do this?
[Tex/LaTex] How to get a equals sign under letters
math-modestacking-symbols
math-modestacking-symbols
To show that a letter is a matrix my math book puts a equals sign under the letter.
How do I do this?
Best Answer
That notation is quite old fashioned. If you really want to use it, probably the best way is to define
Here, for comparison, the result of
\matr{A}
and of\underset{=}{A}
:In any case, define your own command, so that you can easily change your mind later; with
\underset
it would beAccording to ISO norms, variables denoting matrices should be in boldface italic:
(or, simply,
\newcommand{\matr}{\bm}
or, even more simply,\let\matr\bm
).