public function testTransposeOfInverseIsInverseOfTranspose(array $A) { $A = MatrixFactory::create($A); $⟮A⁻¹⟯ᵀ = $A->inverse()->transpose(); $⟮Aᵀ⟯⁻¹ = $A->transpose()->inverse(); $this->assertEquals($⟮A⁻¹⟯ᵀ->getMatrix(), $⟮Aᵀ⟯⁻¹->getMatrix()); }