markrogoyski / math-php / 1429

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QR with Householder Reflections (#301)

* Work in progress QR Decomposition.

* Work in progress.

* Update Matrix.php

* Added second unit test and turned off triangular check

* Added a non-square test

* Unit tests for insert method

* Householder refactor (#43)

* Renaming variable to match docs

* Rename variables, changed documentation

* More Householder refactoring (#44)

* fixed some comments. reorganized. whitespace.

* comments

* simplified expression

* Fixed Householder on wide matricies. (#46)

Changed max number of reflections to perform to min(m-1,n) and changed size of Q so the width matches the height of R

* Qr bug fix (#67)

* Householder Reflection returns the Identity matrix when $uᵀu is zero.
* Added an extra test case.

* Update MatrixDecompositionsTest.php (#68)

* Added remaining proposed tests

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