Vector hyperparameter for multivariate normal

Questions v5
2

Hi,

You should use operations defined in pytensor.tensor to construct matrices of tensors. So the incorrect line is

p = np.array([[c11, c12], [c21, c22]])

Instead you can do

import pytensor.tensor as pt

p = pt.reshape(pt.stack([c11,c12,c21,c22]),(2,2))