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Add lmul! and rmul! for Bidiagonal #51777

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merged 7 commits into from
Nov 19, 2023
Merged

Add lmul! and rmul! for Bidiagonal #51777

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1a785c4
Add `lmul!` and `rmul!` for `Bidiagonal`
dkarrasch Oct 19, 2023
149f8db
make `rmul!` aliasing-ready
dkarrasch Oct 25, 2023
7409293
resolve ambiguity
dkarrasch Oct 25, 2023
ae67df4
more disambiguation
dkarrasch Oct 30, 2023
e937c6d
revert size check change
dkarrasch Oct 30, 2023
63b1009
add more tests
dkarrasch Nov 18, 2023
e9b3ac2
Merge branch 'master' into dk/bidiagmul!
dkarrasch Nov 18, 2023
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add more tests
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@dkarrasch
dkarrasch committed Nov 18, 2023
commit 63b1009d674b2ae7ae77b3cac676a5bd6115581c
3 changes: 3 additions & 0 deletions stdlib/LinearAlgebra/test/bidiag.jl
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Expand Up @@ -439,6 +439,9 @@ Random.seed!(1)
for op in (+, -, *)
@test Array(op(T, T2)) ≈ op(Tfull, Tfull2)
end
A = kron(T.dv, T.dv')
@test T * A ≈ lmul!(T, copy(A))
@test A * T ≈ rmul!(copy(A), T)
end
# test pass-through of mul! for SymTridiagonal*Bidiagonal
TriSym = SymTridiagonal(T.dv, T.ev)
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