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:

determinant_e
  • References/Ruby on Rails/Ruby/Classes/Matrix

determinant_e() Instance Public methods deprecated; use

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l
  • References/Ruby on Rails/Ruby/Classes/Matrix/Matrix::LUPDecomposition

l() Instance Public methods

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identity
  • References/Ruby on Rails/Ruby/Classes/Matrix

identity(n) Class Public methods Creates an n by n

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I
  • References/Ruby on Rails/Ruby/Classes/Matrix

I(n) Class Public methods Alias for:

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empty?
  • References/Ruby on Rails/Ruby/Classes/Matrix

empty?() Instance Public methods Returns true if this is an empty

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det_e
  • References/Ruby on Rails/Ruby/Classes/Matrix

det_e() Instance Public methods Alias for:

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rect
  • References/Ruby on Rails/Ruby/Classes/Matrix

rect() Instance Public methods Returns an array containing matrices corresponding

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det
  • References/Ruby on Rails/Ruby/Classes/Matrix

det() Instance Public methods Alias for:

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regular?
  • References/Ruby on Rails/Ruby/Classes/Matrix

regular?() Instance Public methods Returns true if this is a regular

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column_vector
  • References/Ruby on Rails/Ruby/Classes/Matrix

column_vector(column) Class Public methods Creates a single-column matrix where

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