isod - brismu bridi

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Theorem isod 94

Description: Deduction form of iso 87 (Contributed by la korvo, 31-Jul-2023.)

**Hypotheses**
Ref	Expression
isod.0	⊢ ganai broda gi ganai brode gi brodi
isod.1	⊢ ganai broda gi ganai brodi gi brode

**Assertion**
Ref	Expression
isod	⊢ ganai broda gi go brode gi brodi

**Proof of Theorem isod**
Step	Hyp	Ref	Expression
1		isod.0	. . 3 ⊢ ganai broda gi ganai brode gi brodi
2		isod.1	. . 3 ⊢ ganai broda gi ganai brodi gi brode
3	1, 2	isod-lem 93	. 2 ⊢ ganai broda gi ganai broda gi go brode gi brodi
4	3	ganai-abs 34	1 ⊢ ganai broda gi go brode gi brodi

Colors of variables: sumti selbri bridi

Syntax hints: go bgo 82

This theorem was proved from axioms: ax-mp 10 ax-k 11 ax-s 15 ax-ge-re 49 ax-ge-in 50

This theorem depends on definitions: df-go 83

This theorem is referenced by: go-com-lem 96 subid 454