Method MathPHP\LinearAlgebra\Decomposition\SVD::diagonalize() should return array{sort: string, P: MathPHP\LinearAlgebra\NumericMatrix} but returns MathPHP\LinearAlgebra\NumericSquareMatrix.

Parameter #2 $callback of function uksort expects callable(TKey, TKey): int, Closure(mixed, mixed): bool given.

PHPDoc tag @var above foreach loop does not specify variable name.

Cannot call method l2Norm() on float|int.

Parameter #1 $v of static method MathPHP\LinearAlgebra\Decomposition\SVD::getStandardBasisIndex() expects MathPHP\LinearAlgebra\Vector, float|int given.

Cannot access offset mixed on float|int.

Method MathPHP\LinearAlgebra\Decomposition\SVD::getStandardBasisIndex() should return int but returns false.

Parameter #2 ...$args of function array_merge expects array, array<int, int>|false given.

Parameter #2 $callback of function uksort expects callable(int|string, int|string): int, Closure(mixed, mixed): bool given.