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v0.dev.2025-09-12

vec
Element
Element
Element functions can be customized with set and show rules.

A column vector.

Content in the vector's elements can be aligned with the align parameter, or the & symbol.

This function is for typesetting vector components. To typeset a symbol that represents a vector, arrow and bold are commonly used.

Example

$ vec(a, b, c) dot vec(1, 2, 3)
    = a + 2b + 3c $
Preview

Parameter
Parameter
Parameters are input values for functions. Specify them in parentheses after the function name.

delim
Settable
Settable
Settable parameters can be set using the set rule, changing the default value used thereafter.

The delimiter to use.

Can be a single character specifying the left delimiter, in which case the right delimiter is inferred. Otherwise, can be an array containing a left and a right delimiter.

Default value:

("(", ")")

Show example
#set math.vec(delim: "[")
$ vec(1, 2) $
Preview

align
Settable
Settable
Settable parameters can be set using the set rule, changing the default value used thereafter.

The horizontal alignment that each element should have.

Default value:

center

Show example
#set math.vec(align: right)
$ vec(-1, 1, -1) $
Preview

gap
Settable
Settable
Settable parameters can be set using the set rule, changing the default value used thereafter.

The gap between elements.

Default value:

0% + 0.2em

Show example
#set math.vec(gap: 1em)
$ vec(1, 2) $
Preview

children
Required
Required
Required parameters must be specified when calling the function.
Positional
Positional
Positional parameters can be set by specifying them in order, omitting the parameter name.
Variadic
Variadic
Variadic parameters can be specified multiple times.

The elements of the vector.

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