facc356a0a
Typos were found with ``` pip install codespell --upgrade codespell --summary --ignore-words-list enew,forin,fro,happend,hge,ihs,iterm,spred --skip stage0 --check-filenames codespell --summary --ignore-words-list enew,forin,fro,happend,hge,ihs,iterm,spred --skip stage0 --check-filenames --regex '[A-Z][a-z]*' codespell --summary --ignore-words-list enew,forin,fro,happend,hge,ihs,iterm,spred --skip stage0 --check-filenames --regex "\b[a-z']*" ```
32 lines
894 B
Text
32 lines
894 B
Text
module
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-- In the following test, the first 8 case-splits are irrelevant,
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-- and non-chronological backtracking is used to avoid searching
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-- (2^8 - 1) irrelevant branches
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/--
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trace: [grind.split] p8 ∨ q8, generation: 0
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[grind.split] p7 ∨ q7, generation: 0
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[grind.split] p6 ∨ q6, generation: 0
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[grind.split] p5 ∨ q5, generation: 0
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[grind.split] p4 ∨ q4, generation: 0
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[grind.split] p3 ∨ q3, generation: 0
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[grind.split] p2 ∨ q2, generation: 0
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[grind.split] p1 ∨ q1, generation: 0
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[grind.split] ¬p ∨ ¬q, generation: 0
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-/
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#guard_msgs (trace) in
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set_option trace.grind.split true in
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theorem ex
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: p ∨ q →
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¬ p ∨ q →
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p ∨ ¬ q →
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¬ p ∨ ¬ q →
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p1 ∨ q1 →
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p2 ∨ q2 →
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p3 ∨ q3 →
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p4 ∨ q4 →
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p5 ∨ q5 →
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p6 ∨ q6 →
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p7 ∨ q7 →
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p8 ∨ q8 →
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False := by
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grind (splits := 10)
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