Testing some Latex Fonts

For page specific messages

For page author info

math bold fonts

$ {\mathbf a b c d e f g h i j k l m n o p q r s t u v w x y z }$

${\mathbf {A B C D E F G H I J K L M N O P Q R S T U V W X Y Z}} $

math script fonts

$ \mathscr {A B C D E F G H I J K L M N O P Q R S T U V W X Y Z} $

math calligraphic fonts

$ { \mathcal {A B C D E F G H I J K L M N O P Q R S T U V W X Y Z}} $

math black board fonts

${\mathbb {A B C D E F G H I J K L M N O P Q R S T U V W X Y Z}} $

Usage

For $\xbf ,\ybf $ etc type ({\mathbf x}, {\mathbf y} ..) etc

For $ \Asc, \Bsc,... $ type \mathscr A, \mathscr B .... etc

For $\Aca \Bca, ... $ etc type \mathcal A, \mathcal B etc.

For $\Abb, \Bbb,... $ etc type (\mathbb A ,\mathbb B )

Try $\mathbb X \qquad \mathcal x \qquad \mathscr X \qquad \mathbf x \qquad \mathbf X$