LoopFreeGraphQ[g] yields True if the graph g has no self-loops, and False otherwise.
NotebookBrowseDirectory is a global option that determines the current working directory.
OutputNamePacket[string] is a MathLink packet that contains in string the name assigned to the next output.
PageFooterLines is an option for notebooks that specifies whether a horizontal line is inserted at the bottom of each page when the notebook is printed.
PageHeaderLines is an option for notebooks that specifies whether a horizontal line is inserted at the top of each page when the notebook is printed.
PolynomialQuotientRemainder[p, q, x] gives a list of the quotient and remainder of p and q, treated as polynomials in x.
Positive[x] gives True if x is a positive number.
PowerMod[a, b, m] gives a^b mod m. PowerMod[a, -1, m] finds the modular inverse of a modulo m.PowerMod[a, 1/r, m] finds a modular r\[Null]^th root of a.
Rational is the head used for rational numbers.
RawData
(Built-in Mathematica Symbol) RawData[data] is a low-level representation of the contents of a cell in which Show Cell Expression has been toggled.