Theorem syl2imc 40

Description: A commuted version of syl2im 39. Implication-only version of syl2anr 494. (Contributed by BJ, 20-Oct-2021.)

Hypotheses

Ref	Expression
syl2im.1	⊢ (𝜑 → 𝜓)
syl2im.2	⊢ (𝜒 → 𝜃)
syl2im.3	⊢ (𝜓 → (𝜃 → 𝜏))

Assertion

Ref	Expression
syl2imc	⊢ (𝜒 → (𝜑 → 𝜏))

Proof of Theorem syl2imc

Step	Hyp	Ref	Expression
1		syl2im.1	. . 3 ⊢ (𝜑 → 𝜓)
2		syl2im.2	. . 3 ⊢ (𝜒 → 𝜃)
3		syl2im.3	. . 3 ⊢ (𝜓 → (𝜃 → 𝜏))
4	1, 2, 3	syl2im 39	. 2 ⊢ (𝜑 → (𝜒 → 𝜏))
5	4	com12 32	1 ⊢ (𝜒 → (𝜑 → 𝜏))

Syntax hints:   → wi 4

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7

This theorem is referenced by:  triun  4694  rankpwi  8569  2cshwcshw  13422  incexclem  14407  sumeven  14948  cygth  19739  cnpco  20881  txkgen  21265  sizeusglecusglem1  26012  ontgval  31600  bj-dvelimdv1  32028  iccpartgt  39965  bgoldbtbndlem3  40223  2ffzoeq  40361