xnn.gnn.featurizers.cartesian.n_lxlylz

xnn.gnn.featurizers.cartesian.n_lxlylz(l_max)

Number of Cartesian monomials with total angular momentum <= l_max.

Parameters:

l_max (int) – Maximum total angular momentum.

Returns:

(l_max+1)(l_max+2)(l_max+3)/6, the width of the angular basis.

Return type:

int