Theorem jabtaib

Description: For when pm3.4 lacks a pm3.4i. (Contributed by Jarvin Udandy, 9-Sep-2020)

	Ref	Expression
Hypothesis	jabtaib.1	⊢ ( 𝜑 ∧ 𝜓 )
Assertion	jabtaib	⊢ ( 𝜑 → 𝜓 )

Proof

Step	Hyp	Ref	Expression
1		jabtaib.1	⊢ ( 𝜑 ∧ 𝜓 )
2		pm3.4	⊢ ( ( 𝜑 ∧ 𝜓 ) → ( 𝜑 → 𝜓 ) )
3	1 2	ax-mp	⊢ ( 𝜑 → 𝜓 )