coop/rose-ash
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

apl: inner product f.g (+12 tests, 163/163)
Some checks failed
Test, Build, and Deploy / test-build-deploy (push) Failing after 58s
Details

Browse Source
This commit is contained in:
giles
2026-05-06 22:09:13 +00:00
parent 4332b4032f
commit d67e04a9ad
3 changed files with 165 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
plans/apl-on-sx.md
View File

@@ -77,7 +77,7 @@ Core mapping:
- [x] Scan `f\`, `f⍀`
- [x] Each `f¨` — applies `f` to each scalar/element
- [x] Outer product `∘.f` — `1 2 3 ∘.× 1 2 3` ↦ multiplication table
- [ ] Inner product `f.g` — `+.×` is matrix multiply
- [x] Inner product `f.g` — `+.×` is matrix multiply
- [ ] Commute `f⍨` — `f⍨ x` ↔ `x f x`, `x f⍨ y` ↔ `y f x`
- [ ] Compose `f∘g` — applies `g` first then `f`
- [ ] Power `f⍣n` — apply f n times; `f⍣≡` until fixed point
@@ -118,6 +118,7 @@ data; format for string templating.
_Newest first._
- 2026-05-06: Phase 4 step 5 — inner product f.g (apl-inner); +.× matrix multiply, ∧.= equal-vectors; 163/163 tests
- 2026-05-06: Phase 4 step 4 — outer product ∘.f (apl-outer); rank-doubling result shape = a-shape++b-shape; 151/151 tests
- 2026-05-06: Phase 4 step 3 — each f¨ (monadic apl-each + dyadic apl-each-dyadic); scalar broadcast both sides; 139/139 tests
- 2026-05-06: Phase 4 step 2 — scan f\ (last axis) + f⍀ (first axis); apl-scan/apl-scan-first; 125/125 tests