sumji-no - brismu bridi

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Theorem sumji-no 605

Description: Every natural number is equal to zero plus itself. (Contributed by la korvo, 30-Aug-2024.)

**Assertion**
Ref	Expression
sumji-no	⊢ li ku'i'a sumji li no li ku'i'a

**Proof of Theorem sumji-no**
Step	Hyp	Ref	Expression
1		ax-plus-zero 600	. 2 ⊢ li su'i ku'i'a no du li ku'i'a
2		df-sumji 604	. 2 ⊢ go li ku'i'a sumji li no li ku'i'a gi li su'i ku'i'a no du li ku'i'a
3	1, 2	bi-rev 102	1 ⊢ li ku'i'a sumji li no li ku'i'a

Colors of variables: sumti selbri bridi

Syntax hints: du sbdu 250 li sli 573 no p0 574 su'i msuhi 599 sumji bsumji 603

This theorem was proved from axioms: ax-mp 10 ax-k 11 ax-s 15 ax-ge-le 48 ax-ge-re 49 ax-ge-in 50 ax-plus-zero 600

This theorem depends on definitions: df-go 83 df-sumji 604

This theorem is referenced by: (None)