PolynomialGCD[poly_1, poly_2, ...] gives the greatest common divisor of the polynomials poly_i. PolynomialGCD[poly_1, poly_2, ..., Modulus -> p] evaluates the GCD modulo the ...
PrivateNotebookOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for notebooks that specifies various low-level notebook settings.
RealExponent[x] gives log_10 (|x|).RealExponent[x, b] gives log_b (|x|).
Scan
(Built-in Mathematica Symbol) Scan[f, expr] evaluates f applied to each element of expr in turn. Scan[f, expr, levelspec] applies f to parts of expr specified by levelspec.
SpokenString[expr] gives a string of text corresponding to a spoken representation of the expression expr.
ToBoxes
(Built-in Mathematica Symbol) ToBoxes[expr] generates boxes corresponding to the printed form of expr in StandardForm. ToBoxes[expr, form] gives the boxes corresponding to output in the specified form.
Union
(Built-in Mathematica Symbol) Union[list_1, list_2, ...] gives a sorted list of all the distinct elements that appear in any of the list_i. Union[list] gives a sorted version of a list, in which all ...
$MaxRootDegree specifies the maximum degree of polynomial to allow in Root objects.
Converting between strings, boxes, and expressions. Here is a simple expression. This gives the InputForm of the expression as a string.
In order to write the most general Mathematica programs you will sometimes need to find out global information about the setup under which your program is being run. Thus, ...