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use slices

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Jan Petykiewicz 2024-03-18 10:59:00 -07:00
parent ce3e47daa9
commit 6937bbf455
1 changed files with 7 additions and 4 deletions
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11
nom-eme.py
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@ -1,6 +1,6 @@
import scipy import scipy
import numpy import numpy
from numpy.typing import ArrayLike, NDarray from numpy.typing import ArrayLike, NDArray
#from simphony.elements import Model #from simphony.elements import Model
@ -262,9 +262,12 @@ def connect_s(
nC = nA + nB - 2 nC = nA + nB - 2
assert numpy.array_equal(A.shape[:-2], B.shape[:-2]) assert numpy.array_equal(A.shape[:-2], B.shape[:-2])
denom = 1 - A[..., k, k] * B[..., l, l] ll = slice(l, l + 1)
Anew = A + A[..., k, :] * B[..., l, l] * A[..., :, k] / denom kk = slice(k, k + 1)
Bnew = A[..., k, :] * B[..., :, l] / denom
denom = 1 - A[..., kk, kk] * B[..., ll, ll]
Anew = A + A[..., kk, :] * B[..., ll, ll] * A[..., :, kk] / denom
Bnew = A[..., kk, :] * B[..., :, ll] / denom
Anew = npy.delete(Anew, (k,), 1) Anew = npy.delete(Anew, (k,), 1)
Anew = npy.delete(Anew, (k,), 2) Anew = npy.delete(Anew, (k,), 2)
Bnew = npy.delete(Bnew, (l,), 1) Bnew = npy.delete(Bnew, (l,), 1)