Description: Commutation in antecedent. Rotate right. (Contributed by NM, 28-Jan-1996) Theorems shortened and reordered. (Revised by Wolf Lammen, 9-Apr-2022)
| Ref | Expression | ||
|---|---|---|---|
| Hypothesis | 3exp.1 | |- ( ( ph /\ ps /\ ch ) -> th ) |
|
| Assertion | 3comr | |- ( ( ch /\ ph /\ ps ) -> th ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3exp.1 | |- ( ( ph /\ ps /\ ch ) -> th ) |
|
| 2 | 1 | 3com12 | |- ( ( ps /\ ph /\ ch ) -> th ) |
| 3 | 2 | 3com13 | |- ( ( ch /\ ph /\ ps ) -> th ) |