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Corrected row ordering in extrapolation matrix for 6 node triangle el… #16

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Corrected row ordering in extrapolation matrix for 6 node triangle el… #16

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14 changes: 8 additions & 6 deletions freesif/data/strucdata.py
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Original file line number Diff line number Diff line change
Expand Up @@ -281,12 +281,14 @@ class FirstLevelData(StrucData):
[(1+s3), (1-s3), (1+s3), (1-s3) ]]) * .25

# 6-node triangles
xtri = np.array([[ 5./3, -1./3, -1./3],
[ 2./3, 2./3, -1./3],
[-1./3, 5./3, -1./3],
[-1./3, 2./3, 2./3],
[-1./3, -1./3, 5./3],
[ 2./3, -1./3, 2./3]])
xtri = np.array([
[5 / 3, -1 / 3, -1 / 3],
[-1 / 3, 5 / 3, -1 / 3],
[-1 / 3, -1 / 3, 5 / 3],
[2 / 3, 2 / 3, -1 / 3],
[-1 / 3, 2 / 3, 2 / 3],
[2 / 3, -1 / 3, 2 / 3]
])

# 3-node beam
xbm3 = np.array([[1. + s3, 1. - s3],
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