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Mirrors > Home > ILE Home > Th. List > df-reu | Unicode version |
Description: Define restricted existential uniqueness. (Contributed by NM, 22-Nov-1994.) |
Ref | Expression |
---|---|
df-reu |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | wph | . . 3 | |
2 | vx | . . 3 | |
3 | cA | . . 3 | |
4 | 1, 2, 3 | wreu 2350 | . 2 |
5 | 2 | cv 1283 | . . . . 5 |
6 | 5, 3 | wcel 1433 | . . . 4 |
7 | 6, 1 | wa 102 | . . 3 |
8 | 7, 2 | weu 1941 | . 2 |
9 | 4, 8 | wb 103 | 1 |
Colors of variables: wff set class |
This definition is referenced by: nfreu1 2525 nfreudxy 2527 reubida 2535 reubiia 2538 reueq1f 2547 reu5 2566 rmo5 2569 cbvreu 2575 reuv 2618 reu2 2780 reu6 2781 reu3 2782 2reuswapdc 2794 cbvreucsf 2966 reuss2 3244 reuun2 3247 reupick 3248 reupick3 3249 reusn 3463 rabsneu 3465 reuhypd 4221 funcnv3 4981 feu 5092 dff4im 5334 f1ompt 5341 fsn 5356 riotauni 5494 riotacl2 5501 riota1 5506 riota1a 5507 riota2df 5508 snriota 5517 riotaund 5522 acexmid 5531 climreu 10136 divalgb 10325 bdcriota 10674 |
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