eigensystem() Instance Public methods Returns the Eigensystem of the matrix; see EigenvalueDecomposition. m = Matrix[[1, 2], [3, 4]] v, d, v_inv = m.eigensystem d.diagonal? # => true v.inv == v_inv # => true (v * d * v_inv).round(5) == m # => true eigen

element(i, j) Instance Public methods Alias for: []

elements_to_f() Instance Public methods

elements_to_i() Instance Public methods

elements_to_r() Instance Public methods

empty?() Instance Public methods Returns true if this is an empty matrix, i.e. if the number of rows or the number of columns is 0.

eql?(other) Instance Public methods

find_index(*args) Instance Public methods Alias for: index

hash() Instance Public methods Returns a hash-code for the matrix.

hermitian?() Instance Public methods Returns true is this is an hermitian matrix. Raises an error if matrix is not square.