Rest
(Built-in Mathematica Symbol) Rest[expr] gives expr with the first element removed.
Accuracy[x] gives the effective number of digits to the right of the decimal point in the number x.
Catch
(Built-in Mathematica Symbol) Catch[expr] returns the argument of the first Throw generated in the evaluation of expr. Catch[expr, form] returns value from the first Throw[value, tag] for which form ...
StringReplaceList["string", s -> sp] or StringReplaceList["string", {s_1 -> sp_1, s_2 -> sp_2, ...}] gives a list of the strings obtained by replacing each individual ...
FractionalPart[x] gives the fractional part of x.
Indeterminate is a symbol that represents a numerical quantity whose magnitude cannot be determined.
MX
(Mathematica Import/Export Format) Mathematica serialized package format. Used for the distribution of Mathematica packages. Stores arbitrary Mathematica expressions in a serialized format optimized for fast ...
Append
(Built-in Mathematica Symbol) Append[expr, elem] gives expr with elem appended.
MeanShift[list, d] replaces each element in list by the mean of the values of all elements that differ by less than d.
RotateLeft[expr, n] cycles the elements in expr n positions to the left. RotateLeft[expr] cycles one position to the left. RotateLeft[expr, {n_1, n_2, ...}] cycles elements ...