[Merged by Bors] - feat: extend AddMonoidAlgebra.supDegree API #10355
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This is a part of #7173 that I hope will be uncontroversial. Co-authored-by: Junyan Xu <junyanxu.math@gmail.com>
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Co-authored-by: damiano <adomani@gmail.com>
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| variable [CovariantClass B B (· + ·) (· < ·)] [CovariantClass B B (Function.swap (· + ·)) (· < ·)] | ||
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| theorem apply_add_of_supDegree_eq (hD : D.Injective) {ap aq : A} |
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I've definitely seen some form of this lemma. This probably means that you can use this lemma to golf a similar proof somewhere in the Polynomial.coeff_mul_of_degree_le-range (made up name, but I have to go now!).
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This is a part of #7173 that I hope will be uncontroversial.
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This is a part of #7173 that I hope will be uncontroversial.
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This is a part of #7173 that I hope will be uncontroversial.