gt-zero-ref - brismu bridi

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Theorem gt-zero-ref 512

Description: Refutation of any natural number less than zero. (Contributed by la korvo, 21-Jun-2024.)

**Hypothesis**
Ref	Expression
gt-zero-ref.0	⊢ ko'a kacme'a li 0

**Assertion**
Ref	Expression
gt-zero-ref	⊢ gai'o

**Proof of Theorem gt-zero-ref**
Step	Hyp	Ref	Expression
1		ax-gt-zero 511	. 2 ⊢ naku zo'u ko'a kacme'a li 0
2		gt-zero-ref.0	. 2 ⊢ ko'a kacme'a li 0
3	1, 2	nakuii 216	1 ⊢ gai'o

Colors of variables: sumti selbri bridi

Syntax hints: kacme'a bkacmeha 510

This theorem was proved from axioms: ax-mp 10 ax-ge-le 34 ax-gt-zero 511

This theorem depends on definitions: df-go 52 df-naku 211

This theorem is referenced by: (None)