Theorems · Theorem · order theory
Set.notMem_diff_of_mem
Deprecated since 2026-06-03Use Set.notMem_sdiff_of_mem instead.
∀ {α : Type u_1} {s t : Set α} {x : α}, x ∈ t → x ∉ s \ tAlias of Set.notMem_sdiff_of_mem.
- Defined in
- Mathlib.Order.BooleanAlgebra.Set
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 7 from the axioms · uses no axioms
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- Setstatement · cited by 53,352
- Set.notMem_sdiff_of_memproof · cited by 7
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