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:

unitary?

unitary?() Instance Public methods Returns true is this is a unitary

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find_index

find_index(*args) Instance Public methods Alias for:

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zero?

zero?() Instance Public methods Returns true is this is a matrix

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[]

[](*rows) Class Public methods Creates a matrix where each argument is a row

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column_vectors

column_vectors() Instance Public methods Returns an array of the column vectors

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I

I(n) Class Public methods Alias for:

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determinant_e

determinant_e() Instance Public methods deprecated; use

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conj

conj() Instance Public methods Alias for:

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square?

square?() Instance Public methods Returns true is this is a square

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det

det() Instance Public methods Alias for:

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