Lean Kernel Arena / undecidability/alg-conv-trans-quot-left

Test "undecidability/alg-conv-trans-quot-left"

Expected: 🤷 either · Size: 8.6 KB · Lines: 173 · lean4export: 3.1.0 · Lean: 4.29.1 · 📄 Declaration · 🔗 Source

Quot r is a Prop, so proof irrelevance relates q and Quot.mk r z. However the official kernel does WHNF first, reducing the right side to f z, so congruence never compares the arguments.

Checker Result ⏱️ 🧠
mathgraph 👍 1 ms 33.7 MB
ind-models 61 ms 100.4 MB
official-nightly 30 ms 67.2 MB
evmlean 3.1 s 144.0 MB
nanoda 1 ms 3.0 MB
mini 37 ms 71.7 MB
lean4lean 76 ms 103.3 MB
sokonanoda 👍 1 ms 33.8 MB
zignodamus 👍 1 ms 4.9 MB
nanoclo 👍 1 ms 41.6 MB
nanobruijn 1 ms 9.3 MB
kiota 👍 1 ms 9.0 MB
official 30 ms 62.5 MB
vow-lean-kernel 77 ms 8.2 MB
rpylean 1 ms 9.0 MB
official-v4.28.0 37 ms 72.0 MB
still-nanoda 1 ms 3.1 MB
nyaya 3 ms 10.4 MB
parse-only 👍 27 ms 60.2 MB