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\def - Tex Command
NAME
\def - Used for defining your own commands.
SYNOPSIS
{ \def\myCommandName{ <replacement text> } }
DESCRIPTION
\def command is used to define your own commands (control sequences, macros, definitions); must appear (within math delimiters) before it is used;
EXAMPLE
\def\myHearts{\color{purple}{\heartsuit}\kern-2.5pt\color{green}{\heartsuit}} \myHearts\myHearts
$ \def\myHearts{\color{purple}{\heartsuit}\kern-2.5pt\color{green}{\heartsuit}} \myHearts\myHearts $\def\myHearts#1#2{\color{#1}{\heartsuit}\kern-2.5pt\color{#2}{\heartsuit}} \myHearts{red}{blue}
$ \def\myHearts#1#2{\color{#1}{\heartsuit}\kern-2.5pt\color{#2}{\heartsuit}} \myHearts{red}{blue} $
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