Accents\vec

\vecCommand

Used to place an arrow accent over a symbol or grouped expression, especially for vectors.

\vec{v}

Topic: Accents
Available in: base
Kind: prefix
Allowed mode: math
Frequency: 1.32% of corpus formulasrank 42 of 263
Commonality: high
Tags: decoration

Renderer support

Package	MathJax	KaTeX	XeTeX
`base`	MathJax: Full	KaTeX: Full	XeTeX: Full

About the test scope

Syntax#

\vecm{a}math content

Argspec m — one mandatory argument. Reading argspecs

Common tasks#

How to put a vector arrow on a letter#

\vec{v}

How to write a vector from A to B#

\vec is a short accent; for a long run some fonts look cramped.

\vec{AB}

How to write a time derivative of a vector#

\dot{\vec{r}}

In TeXForm#

TeXForm parses this entry as prefix syntax; the package determines its argument specification.

See also#

\acute base
\bar base
\breve base
\check base
\ddddot ams
\dddot ams
\ddot base
\dot base
\grave base
\hat base
\mathring ams
\tilde base
\widehat base
\widetilde base

Test cases#

`base`
Input	Case	MathJax	KaTeX	XeTeX
`\vec{a}`	Positive · baseline	Pass	Pass	Pass
`\vec a`	Positive · bare[0]	Pass	Pass	Pass

All 45 in Accents

Topic: Accents
Available in: base
Kind: prefix
Allowed mode: math
Frequency: 1.32% of corpus formulasrank 42 of 263
Commonality: high
Tags: decoration

Renderer support

Package	MathJax	KaTeX	XeTeX
`base`	MathJax: Full	KaTeX: Full	XeTeX: Full

About the test scope

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