AlgebraicNumberDenominator[a] gives the smallest positive integer n such that n a is an algebraic integer.
AutorunSequencing is an option for Manipulate that specifies how autorun should use the controls provided.
Begin
(Built-in Mathematica Symbol) Begin["context`"] resets the current context.
Booleans represents the domain of Booleans, as in x \[Element] Booleans.
ButtonBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies settings for buttons within the cell.
ButtonSource is an option for the low-level function ButtonBox that specifies the first argument to give to the ButtonFunction for the button when the button is active and is ...
CellLabelAutoDelete is an option for Cell which specifies whether a label for the cell should be automatically deleted if the contents of the cell are modified or the ...
ComplexityFunction is an option for Simplify and other functions which gives a function to rank the complexity of different forms of an expression.
Constants is an option for Dt which gives a list of objects to be taken as constants.
ContentPadding is an option for objects that can be displayed with frames that specifies whether the vertical margins should shrink wrap tightly around the contents.