Update Parts of a Matrix (Mathematica How To)

Mathematica has many matrix operations that support operations such as building, computing, and visualizing matrices. It also has a rich language for picking out parts of ...

SymmetricMatrixQ (Built-in Mathematica Symbol)

SymmetricMatrixQ[m] tests whether m is a symmetric matrix.

MatrixPlot (Built-in Mathematica Symbol)

MatrixPlot[m] generates a plot that gives a visual representation of the values of elements in a matrix.

PositiveDefiniteMatrixQ (Built-in Mathematica Symbol)

PositiveDefiniteMatrixQ[m] tests whether m is a positive definite matrix.

HermitianMatrixQ (Built-in Mathematica Symbol)

HermitianMatrixQ[m] tests whether m is a Hermitian matrix.

Insert > Table/Matrix (Mathematica Menu Item)

Table/Matrix menu commands for creating and editing tables and matrices.

MatrixRank (Built-in Mathematica Symbol)

MatrixRank[m] gives the rank of the matrix m.

TransformationMatrix (Built-in Mathematica Symbol)

TransformationMatrix[tfun] gives the homogeneous matrix associated with a TransformationFunction object.

RotationMatrix (Built-in Mathematica Symbol)

RotationMatrix[\[Theta]] gives the 2D rotation matrix that rotates 2D vectors counterclockwise by \[Theta] radians.RotationMatrix[\[Theta], w] gives the 3D rotation matrix ...

ReflectionMatrix (Built-in Mathematica Symbol)

ReflectionMatrix[v] gives the matrix that represents reflection of points in a mirror normal to the vector v.