\cal - LaTeX calligraphic switch command

x \cal y

Renderer support

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

Syntax#

\cal

Takes no arguments. Same argspec in base and textmacros. Reading argspecs

Legacy switch; prefer \mathcal{L} for a single identifier.

{\cal L}(f)

{\cal F} \subset {\cal P}(X)

base

{x \cal y} z

textmacros

\text{\cal A}

Package	Signature	Allowed mode	Notes
`base`		math	Changes the font of subsequent characters in the current group to calligraphic.
`textmacros`		text	Legacy declaration that switches following text to a calligraphic-style variant until the current group ends.

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

\mathcal{#1}approximate
Prefix command alternative for math mode
\mathcal{...}approximate
\mathcal is a command with arguments, whereas \cal is declarative.

`base`
Input	Case	MathJax	KaTeX	XeTeX
`{\cal a}`	Positive · baseline	Pass	Pass	Pass

`textmacros`
Input	Case	MathJax	KaTeX	XeTeX
`{\cal a}`	Positive · baseline	Pass	Pass	Pass