Type:
Class
Constants:
SELECTORS : {all: true, diagonal: true, off_diagonal: true, lower: true, strict_lower: true, strict_upper: true, upper: true}.freeze

The Matrix class represents a mathematical matrix. It provides methods for creating matrices, operating on them arithmetically and algebraically, and determining their mathematical properties (trace, rank, inverse, determinant).

Method Catalogue

To create a matrix:

To access Matrix elements/columns/rows/submatrices/properties:

Properties of a matrix:

Matrix arithmetic:

Matrix functions:

Matrix decompositions:

Complex arithmetic:

  • conj

  • conjugate

  • imag

  • imaginary

  • real

  • rect

  • rectangular

Conversion to other data types:

String representations:

build

build(row_count, column_count = row_count) Class Public methods Creates a matrix

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column

column(j) Instance Public methods Returns column vector number j

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determinant

determinant() Instance Public methods Returns the determinant of the matrix

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eql?

eql?(other) Instance Public methods

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elements_to_f

elements_to_f() Instance Public methods

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+

+(m) Instance Public methods Matrix

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permutation?

permutation?() Instance Public methods Returns true is this is

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orthogonal?

orthogonal?() Instance Public methods Returns true is this is an

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unit

unit(n) Class Public methods Alias for:

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row_size

row_size() Instance Public methods Alias for:

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