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-rw-r--r--src/Helium/Algebra/Ordered/StrictTotal/Properties/Ring.agda2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/Helium/Algebra/Ordered/StrictTotal/Properties/Ring.agda b/src/Helium/Algebra/Ordered/StrictTotal/Properties/Ring.agda
index 624cd21..fe31823 100644
--- a/src/Helium/Algebra/Ordered/StrictTotal/Properties/Ring.agda
+++ b/src/Helium/Algebra/Ordered/StrictTotal/Properties/Ring.agda
@@ -122,6 +122,8 @@ open import Helium.Algebra.Ordered.StrictTotal.Properties.AbelianGroup +-abelian
; ε<y∙x⁻¹⇒x<y to 0<y-x⇒x<y
; x≤y⇒ε≤y∙x⁻¹ to x≤y⇒0≤y-x
; ε≤y∙x⁻¹⇒x≤y to 0≤y-x⇒x≤y
+
+ ; x<y∙z⇒x∙z⁻¹<y to x<y+z⇒x-z<y
)
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