Function rotation

linear_algebra/src/transformations_2d.py:29–36

>>> rotation(45) # doctest: +NORMALIZE_WHITESPACE [[0.5253219888177297, -0.8509035245341184], [0.8509035245341184, 0.5253219888177297]]

(angle: float)

def rotation(angle: float) -> list[list[float]]:
    """
    >>> rotation(45)  # doctest: +NORMALIZE_WHITESPACE
    [[0.5253219888177297, -0.8509035245341184],
     [0.8509035245341184, 0.5253219888177297]]
    """
    c, s = cos(angle), sin(angle)
    return [[c, -s], [s, c]]


def projection(angle: float) -> list[list[float]]: