Description: Obsolete version of 2ax6e as of 3-Oct-2023. (Contributed by Wolf Lammen, 28-Sep-2018) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Assertion | 2ax6eOLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | aeveq | ||
2 | aeveq | ||
3 | 1 2 | jca | |
4 | 19.8a | ||
5 | 19.8a | ||
6 | 3 4 5 | 3syl | |
7 | 2ax6elem | ||
8 | 6 7 | pm2.61i |