Scalar multiplication.

Vector addition.

Vector subtraction.

Vector negation.

Scalar division.

2D cross product analog. Z component of the 3D cross product.

Vector dot product.

Length of the vector.

Returns true if self and vect are within dist.

Normalize a vector.

Normalize a vector in place.

Get the perpendicular vector.

Vector projection of self onto vect.

Rotate and scale self by vect using complex multiplication.

Return the vector as an array.

Inverse of Vect#rotate.