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Cache cg coefficients 2 #73

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merged 3 commits into from
Jun 24, 2024
Merged

Cache cg coefficients 2 #73

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71e89f5
print at every CG computation
olivier-peltre Jun 3, 2024
fe2ac12
cache CG coefficients
olivier-peltre Jun 3, 2024
de7822e
safe cache
mitkotak Jun 23, 2024
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6 changes: 6 additions & 0 deletions e3nn_jax/_src/so3.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
import numpy as np
import functools

from e3nn_jax._src.su2 import su2_clebsch_gordan, su2_generators

Expand All @@ -19,6 +20,11 @@ def change_basis_real_to_complex(l: int) -> np.ndarray:


def clebsch_gordan(l1: int, l2: int, l3: int) -> np.ndarray:
return _clebsch_gordan(l1, l2, l3).copy()


@functools.cache
def _clebsch_gordan(l1: int, l2: int, l3: int) -> np.ndarray:
r"""The Clebsch-Gordan coefficients of the real irreducible representations of :math:`SO(3)`.

Args:
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