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| Mirrors > Home > MPE Home > Th. List > elrabi | Structured version Visualization version Unicode version | ||
| Description: Implication for the membership in a restricted class abstraction. (Contributed by Alexander van der Vekens, 31-Dec-2017.) |
| Ref | Expression |
|---|---|
| elrabi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | clelab 2748 |
. . 3
| |
| 2 | eleq1 2689 |
. . . . . 6
| |
| 3 | 2 | anbi1d 741 |
. . . . 5
|
| 4 | 3 | simprbda 653 |
. . . 4
|
| 5 | 4 | exlimiv 1858 |
. . 3
|
| 6 | 1, 5 | sylbi 207 |
. 2
|
| 7 | df-rab 2921 |
. 2
| |
| 8 | 6, 7 | eleq2s 2719 |
1
|
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