FilePrint["file"] prints out the raw textual contents of file.
FractionLine is an option for fractions that specifies the thickness of the line separating the numerator and denominator.
GridDefaultElement is an option for the low-level function GridBox that specifies what to insert when a new element is created interactively in a GridBox.
LetterCharacter represents a letter character in StringExpression.
LibraryFunctionError[name, code] represents an error returned from a LibraryFunction.
NullRecords is an option for Read and related functions which specifies whether null records should be taken to exist between repeated record separators.
PasteButton[expr] represents a button that pastes expr whenever it is pressed. PasteButton[label, expr] displays with label on the button.
PowerModList[a, s/r, m] gives a list of all x modulo m for which x^r \[Congruent] a^s mod m.
ScreenRectangle is a global option that specifies the position of the screen by giving the coordinates of two diagonally opposite corners.
SelectionAnimate[notebook] animates graphics in the current selection in a notebook. SelectionAnimate[notebook, t] animates graphics for t seconds.