feat: `squareroot`, `logarithm` and `power` - #261

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Commits on Jul 29, 2026

feat: add `squareroot`, `logarithm` and `power` matrix functions
lkdvos
committed
test: add tests for `squareroot`, `logarithm` and `power`
lkdvos
committed
docs: document new matrix functions and domain handling
lkdvos
committed
refactor: reuse existing code patterns in matrix-function kernels
lkdvos
committed
refactor: delegate eigenvalue transforms to the DiagonalAlgorithm kernels
lkdvos
committed
refactor: fold the eigenvalue domain scan into a single helper call
lkdvos
committed
refactor: make domain-clamp helpers GPU compatible
lkdvos
committed
fix: correct the out-of-domain `DomainError` messages

lkdvos
and
claude
committed
test: cover `squareroot`, `logarithm` and `power` on GPU

lkdvos
and
claude
committed
refactor: build `Diagonal` copies via `map_diagonal`

lkdvos
and
claude
committed
test: move the matrix-function tests into the TestSuite

lkdvos
and
claude
committed
review comment
lkdvos
committed
special case power!(A, 0/1)
lkdvos
committed
refactor: share input handling and reconstruction between matrix functions

lkdvos
and
claude
committed
fix: make `exponential` hermitian to the last bit for complex input

lkdvos
and
claude
committed
docs: reference #261 in the changelog and record the behaviour changes

lkdvos
and
claude
committed
docs: update the test README for the matrixfunctions group

lkdvos
and
claude
committed
docs: fix the Pkg workspace link in the test README

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and
claude
committed
copyto! -> copy!
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code style suggestion
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tolerance in Float64
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committed
matrix function tolerances are hard
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feat: `squareroot`, `logarithm` and `power` - #261

feat: `squareroot`, `logarithm` and `power`#261
lkdvos wants to merge 22 commits into
mainfrom
ld-matfun

Commits on Jul 29, 2026

feat: add `squareroot`, `logarithm` and `power` matrix functions

test: add tests for `squareroot`, `logarithm` and `power`

docs: document new matrix functions and domain handling

refactor: reuse existing code patterns in matrix-function kernels

refactor: delegate eigenvalue transforms to the DiagonalAlgorithm kernels

refactor: fold the eigenvalue domain scan into a single helper call

refactor: make domain-clamp helpers GPU compatible

fix: correct the out-of-domain `DomainError` messages

test: cover `squareroot`, `logarithm` and `power` on GPU

refactor: build `Diagonal` copies via `map_diagonal`

test: move the matrix-function tests into the TestSuite

review comment

special case power!(A, 0/1)

refactor: share input handling and reconstruction between matrix functions

fix: make `exponential` hermitian to the last bit for complex input

docs: reference #261 in the changelog and record the behaviour changes

docs: update the test README for the matrixfunctions group

docs: fix the Pkg workspace link in the test README

copyto! -> copy!

code style suggestion

tolerance in Float64

matrix function tolerances are hard