novaphy.skew

Skew-symmetric matrix from a 3D vector. Returns the matrix [v]_× such that [v]_× w = v × w.

def skew(v: np.ndarray) -> np.ndarray

Example

import numpy as np
import novaphy

S = novaphy.skew(np.array([1.0, 2.0, 3.0], dtype=np.float32))

See Also

• spatial_cross_motion()
• spatial_cross_force()