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Theorems · Theorem · order theory

sub_le_sub

∀ {α : Type u} [inst : AddCommGroup α] [inst_1 : Preorder α] [AddLeftMono α] {a b c d : α},
  a ≤ b → c ≤ d → a - d ≤ b - c
Defined in
Mathlib.Algebra.Order.Group.Unbundled.Basic
Cited by
24 results in Mathlib
Foundations
Depth 15 from the axioms · uses propext, Quot.sound
Assumes
AddCommGroupPreorderAddLeftMono

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Cited by24

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