[ add ] Algebra.Definitions.Central plus Consequences for Identity and Zero#2873
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jamesmckinna merged 4 commits intoagda:masterfrom Nov 19, 2025
Merged
[ add ] Algebra.Definitions.Central plus Consequences for Identity and Zero#2873jamesmckinna merged 4 commits intoagda:masterfrom
Algebra.Definitions.Central plus Consequences for Identity and Zero#2873jamesmckinna merged 4 commits intoagda:masterfrom
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jamesmckinna
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JacquesCarette
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This is a 90% approve, with picky feedback.
Co-authored-by: Jacques Carette <carette@mcmaster.ca>
Taneb
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Hmmm... possible (downstream?) refactoring opportunity for ε-comm : ∀ a → a ∙ ε ≈ ε ∙ a
ε-comm a = trans (identityʳ a) (sym (identityˡ a))with ε-central : Central _∙_ ε
ε-central = Consequences.identity⇒central identityinstead? |
JacquesCarette
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…ty` and `Zero` (#2873) * add: `Algebra.Definitions.Central` * add: `Identity` and `Zero` elements are `Central` * Update src/Algebra/Definitions.agda Co-authored-by: Jacques Carette <carette@mcmaster.ca> * fix: line break --------- Co-authored-by: Jacques Carette <carette@mcmaster.ca>
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Lifted out of #2863 for low-effort review and merging?