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change use of np.cross with numpy update #62

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change use of np.cross with numpy update #62

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9 changes: 7 additions & 2 deletions fuse/traces.py
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Original file line number Diff line number Diff line change
Expand Up @@ -98,11 +98,16 @@ def tabulate(self, Qwts, trace_entity):
return result

def manipulate_basis(self, basis):
if basis.shape == (1, 1):
if basis.shape[-1] == 1:
return basis
elif basis.shape == (1, 2):
result = np.matmul(basis, np.array([[0, -1], [1, 0]]))
elif basis.shape[0] == 2:
elif basis.shape == (2, 2):
# Two dim cross product - pad with zeros and take z component of result
zeros_row = np.zeros((basis.shape[0], 1), dtype=basis.dtype)
basis = np.hstack([basis, zeros_row])
result = np.cross(basis[0], basis[1])[2]
elif basis.shape == (2, 3):
result = np.cross(basis[0], basis[1])
else:
raise ValueError("Immersion of HDiv edges not defined in 3D")
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