When the SO(3) element, C, is given as ``` C = [ 1, 0, 0, 0, -1, 0, 0, 0, -1 ] ``` and use `SO3.to_quat(C)`, the division by zero error is raised in line 256 due to ``` eta = 0.5 * (np.trace(C) + 1) ** 0.5 ``` being zero.
When the SO(3) element, C, is given as
and use
SO3.to_quat(C), the division by zero error is raised in line 256 due tobeing zero.