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Matrix normal forms #1554

Merged
merged 3 commits into from
Jan 23, 2024
Merged

Matrix normal forms #1554

merged 3 commits into from
Jan 23, 2024

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joschmitt
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Add a uniform interface for normal forms of matrices (in context with OSCAR 1.0).

I already open this pull request now to check whether I understood the HackMD correctly. (There is no actual functionality yet.)

src/MatrixNormalForms.jl Outdated Show resolved Hide resolved
@joschmitt joschmitt force-pushed the js/normal_forms branch 2 times, most recently from 9a502a3 to 3baec01 Compare January 18, 2024 16:14
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codecov bot commented Jan 18, 2024

Codecov Report

Attention: 3 lines in your changes are missing coverage. Please review.

Comparison is base (5a441df) 87.11% compared to head (eb525e7) 87.13%.

Files Patch % Lines
src/MatrixNormalForms.jl 94.33% 3 Missing ⚠️
Additional details and impacted files
@@            Coverage Diff             @@
##           master    #1554      +/-   ##
==========================================
+ Coverage   87.11%   87.13%   +0.01%     
==========================================
  Files         114      115       +1     
  Lines       29483    29536      +53     
==========================================
+ Hits        25685    25735      +50     
- Misses       3798     3801       +3     

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@joschmitt
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I filled the functions with life now by calling rref! and hnf_kb. The reduce keyword is so far ignored.

@joschmitt joschmitt marked this pull request as ready for review January 22, 2024 08:50
@thofma
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thofma commented Jan 23, 2024

I am confused. Shouldn't the echelon_form with shape = :lower also do some reverse_* shenanigans?

@joschmitt
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I am confused. Shouldn't the echelon_form with shape = :lower also do some reverse_* shenanigans?

That's done in the in-place version echelon_form!.

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thofma commented Jan 23, 2024

Ah, I missed it, sorry

@thofma thofma enabled auto-merge (squash) January 23, 2024 10:18
@thofma thofma merged commit 975b4bd into Nemocas:master Jan 23, 2024
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@joschmitt joschmitt deleted the js/normal_forms branch January 23, 2024 11:23
ooinaruhugh pushed a commit to ooinaruhugh/AbstractAlgebra.jl that referenced this pull request Feb 15, 2024
* Skeleton for matrix normal forms
* Matrix normal forms (by calling existing functions)
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3 participants