x -= dx subtracts dx from x and returns the new value of x.
TotalWidth is an option which can be set for output streams to specify the maximum total number of characters of text that should be printed for each output expression. Short ...
VectorColorFunctionScaling is an option for graphics functions which specifies whether arguments supplied to a vector color function should be scaled to lie between 0 and 1.
$KernelCount gives the number of subkernels available for parallel computations.
FiniteAbelianGroupCount[n] gives the number of finite Abelian groups of order n.
LowerTriangularize[m] gives a matrix in which all but the lower triangular elements of m are replaced with zeros. LowerTriangularize[m, k] replaces with zeros only the ...
CoefficientList[poly, var] gives a list of coefficients of powers of var in poly, starting with power 0. CoefficientList[poly, {var_1, var_2, ...}] gives an array of ...
Diagonal[m] gives the list of elements on the leading diagonal of the matrix m.Diagonal[m, k] gives the elements on the k\[Null]^th diagonal of m.
TracePrint[expr] prints all expressions used in the evaluation of expr. TracePrint[expr, form] includes only those expressions which match form. TracePrint[expr, s] includes ...
InverseErfc[s] gives the inverse complementary error function obtained as the solution for z in s = erfc(z).