Theorem bj-spst 37571

Description: Closed form of sps 2222. Once in main part, prove sps 2222 and spsd 2224 from it. (Contributed by BJ, 20-Oct-2019.)

Assertion

Ref	Expression
bj-spst	⊢ ((𝜑 → 𝜓) → (∀𝑥𝜑 → 𝜓))

Proof of Theorem bj-spst

Step	Hyp	Ref	Expression
1		sp 2220	. 2 ⊢ (∀𝑥𝜑 → 𝜑)
2	1	imim1i 64	1 ⊢ ((𝜑 → 𝜓) → (∀𝑥𝜑 → 𝜓))

This proof depends on syntax axioms:   → wi 4  ∀wal 1568

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-12 2213

This proof depends on definitions:  df-bi 210  df-ex 1813

This theorem is used by: (None)