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leanprover-community / mathlib4

The math library of Lean 4

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Slow unification of `ContinuousLinearMap.comp (ContinuousLinearMap.adjoint)` and `star *`

mattrobball opened this issue Β· comments

commented

In Mathlib.Analysis.InnerProductSpace.Unitary, unitary.star_mul_self_of_mem hu for (hu : u ∈ unitary (H β†’L[π•œ] H)) elaborates slowly thanks to slow unification checks [1.068378s] βœ… ContinuousLinearMap.comp (ContinuousLinearMap.adjoint u) u =?= star ?a * ?b.