ABCDEFGHIJKLMNOPQRSTUVWXYZ\huge \mathscr{ABCDEFGHIJKLMNOPQRSTUVWXYZ}

ABCDEFGHIJKLMNOPQRSTUVWXYZ\huge \mathfrak{ABCDEFGHIJKLMNOPQRSTUVWXYZ}

ABCDEFGHIJKLMNOPQRSTUVWXYZ\huge \mathcal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}

ABCDEFGHIJKLMNOPQRSTUVWXYZ\huge \mathbb{ABCDEFGHIJKLMNOPQRSTUVWXYZ}

ABCDEFGHIJKLMNOPQRSTUVWXYZ\huge \mathbf{ABCDEFGHIJKLMNOPQRSTUVWXYZ}

ABCDEFGHIJKLMNOPQRSTUVWXYZ\huge \mathtt{ABCDEFGHIJKLMNOPQRSTUVWXYZ}