# \Bbb - Tex Command

## NAME

\Bbb - Used to draw blackboard-bold for uppercase letters and lowercase letters. If lowercase blackboard-bold letters are not available, then they are typeset in a roman font.

## SYNOPSIS

{ \Bbb #1 }


## DESCRIPTION

\Bbb command is used to draw blackboard-bold letters. Lower-case letters are displayed in blackboard-bold, or not, depends on the fonts being used. The MathJax web-based fonts don't have lowercase blackboard-bold, but the STIX fonts do; so users with the STIX fonts installed will be able to display lowercase blackboard-bold letters.

InputDescription
#1Parameter

## EXAMPLE

1. \Bbb R
$\Bbb R$
2. \Bbb ZR
$\Bbb ZR$
3. \Bbb{AaBbKk}Cc
$\Bbb{AaBbKk}Cc$
4. \Bbb{ABCDEFGHIJKLMNOPQRSTUVWXYZ}
$\Bbb{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$