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[Merged by Bors] - feat(Data/List/SignVariations): add List.signVariations
- #43783
#43783
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tomaz1502
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leanprover-community:master
leanprover-community/mathlib4:master
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tomaz1502:add_signVariations
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[Merged by Bors] - feat(Data/List/SignVariations): add List.signVariations
#43783
tomaz1502
wants to merge 6 commits into
leanprover-community:master
leanprover-community/mathlib4:master
from
tomaz1502:add_signVariations
tomaz1502/mathlib4:add_signVariations
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Commits on Sep 13, 2026
Add SignVariations.lean
tomaz1502
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9229aae
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Rewrite RuleOfSigns.lean with List.signVariations
tomaz1502
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c9c2c23
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Commits on Sep 14, 2026
Fix commentary
tomaz1502
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48c6972
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Move binders, fix commentary, inline definition
tomaz1502
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6a0e7e4
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Add new lemmas, adjust RuleOfSigns
tomaz1502
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05fc425
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Put signVariations_filter_ne_zero in simp normal form
tomaz1502
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1769435
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