go-com-lem - brismu bridi

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Theorem go-com-lem 74

Description: Lemma: {go} commutes in one direction. (Contributed by la korvo, 31-Jul-2023.)

**Assertion**
Ref	Expression
go-com-lem	⊢ ganai go broda gi brode gi go brode gi broda

**Proof of Theorem go-com-lem**
Step	Hyp	Ref	Expression
1		bi2 67	. 2 ⊢ ganai go broda gi brode gi ganai brode gi broda
2		bi1 66	. 2 ⊢ ganai go broda gi brode gi ganai broda gi brode
3	1, 2	isod 72	1 ⊢ ganai go broda gi brode gi go brode gi broda

Colors of variables: sumti selbri bridi

Syntax hints: go bgo 60

This theorem was proved from axioms: ax-mp 10 ax-k 11 ax-s 15 ax-ge-le 43 ax-ge-re 44 ax-ge-in 45

This theorem depends on definitions: df-go 61

This theorem is referenced by: go-com 75 go-comi 76