MTX
(Mathematica Import/Export Format) Matrix Market matrix format. Used for exchanging and storing test matrices. Plain text format. File format of the NIST Matrix Market collection of standard test matrices. ...
AffineTransform[m] gives a TransformationFunction that represents an affine transform that maps r to m.r. AffineTransform[{m, v}] gives an affine transform that maps r to m.r ...
Cross
(Built-in Mathematica Symbol) Cross[a, b] gives the vector cross product of a and b.
Equivalent[e_1, e_2, ...] represents the logical equivalence e_1 \[DoubleLeftRightArrow] e_2 \[DoubleLeftRightArrow] ..., giving True when all of the e_i are the same.
IdentityMatrix[n] gives the n*n identity matrix.
MatchingDissimilarity[u, v] gives the matching dissimilarity between Boolean vectors u and v.
MatrixQ
(Built-in Mathematica Symbol) MatrixQ[expr] gives True if expr is a list of lists or a two-dimensional SparseArray object that can represent a matrix, and gives False otherwise. MatrixQ[expr, test] gives ...
MonomialList[poly] gives the list of all monomials in the polynomial poly.MonomialList[poly, {x_1, x_2, ...}] gives the list of monomials with respect to the variables x_i in ...
Primes
(Built-in Mathematica Symbol) Primes represents the domain of prime numbers, as in x \[Element] Primes.
PrincipalComponents[matrix] transforms elements of matrix into unscaled principal components.