Unicode: F6C9. Alias: Esc scx Esc.
Unicode: F6CA. Alias: Esc scy Esc.
Unicode: F7F0. Alias: Esc sc0 Esc.
Unicode: F6CB. Alias: Esc scz Esc.
Unicode: F3BB. Alias: Esc sfa Esc.
Unicode: F3BC. Alias: Esc sfb Esc.
Unicode: F3BA. Alias: Esc sfl Esc.
Unicode: 2645.
Unicode: 2640.
$MessagePrePrint is a global variable whose value, if set, is applied to expressions before they are included in the text of messages.