Test "tutorial/084_projProp5"
Expected: ✋ reject · Size: 8.4 KB · Lines: 148 · lean4export: 3.1.0 · Lean: 4.27.0-rc1 · 📄 Declaration · 🔗 Source
Projecting out of a proposition
The lean kernel disallows proof projections out of propositional structures that depend on data.
| Checker | Result | ⏱️ | 🧠 | |||
|---|---|---|---|---|---|---|
| still-nanoda | ✋ | 2 ms | 3.0 MB | |||
| sonanoda | ✋ | 2 ms | 3.0 MB | |||
| nanoda | ✋ | 2 ms | 3.0 MB | |||
| nanobruijn | ✋ | 6 ms | 10.8 MB | |||
| official-nightly | ✋ | 32 ms | 57.2 MB | |||
| official | ✋ | 32 ms | 66.2 MB | |||
| official-v4.28.0 | ✋ | 38 ms | 70.9 MB | |||
| lean4lean | ✋ | 63 ms | 88.8 MB | |||
| rpylean | ✋ | 2 ms | 7.2 MB | |||
| mini | ✋ | 38 ms | 70.3 MB | |||
| always-decline | 🚫 | 1 ms | 2.8 MB | |||
| always-reject | ✋ | 1 ms | 2.8 MB | |||
| parse-only | 👍 | 38 ms | 70.0 MB | |||
| always-accept | 👍 | 1 ms | 2.8 MB |