Lean Kernel Arena / tutorial/093_projProp5

Test "tutorial/093_projProp5"

Expected: ✋ reject · Size: 8.4 KB · Lines: 148 · lean4export: 3.1.0 · Lean: 4.29.1 · 📄 Declaration · 🔗 Source

Projecting out of a proposition

The lean kernel disallows proof projections out of propositional structures that depend on data.

Checker Result ⏱️ 🧠
mathgraph 1 ms 33.8 MB
nanoda 1 ms 3.3 MB
nanobruijn 1 ms 10.8 MB
ind-models 58 ms 105.3 MB
official 28 ms 66.8 MB
lean4lean 28 ms 95.7 MB
evmlean 1.2 s 132.6 MB
mini 35 ms 75.0 MB
sokonanoda 1 ms 34.0 MB
nanoclo 1 ms 43.6 MB
zignodamus 1 ms 4.6 MB
vow-lean-kernel 83 ms 8.1 MB
official-v4.28.0 35 ms 74.2 MB
still-nanoda 1 ms 3.0 MB
kiota 1 ms 7.0 MB
rpylean 1 ms 8.2 MB
nyaya 3 ms 9.8 MB
parse-only 👍 28 ms 65.3 MB