Improve code logic of bipermutedims

[mtfishman]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.39%. Comparing base (542dfd9) to head (2bfad93).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #99      +/-   ##
==========================================
- Coverage   89.57%   89.39%   -0.18%     
==========================================
  Files          16       16              
  Lines         566      566              
==========================================
- Hits          507      506       -1     
- Misses         59       60       +1     

Flag	Coverage Δ
docs	0.00% <0.00%> (ø)

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