| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 2524 |
. 2
|
| 5 | 2 | cv 1397 |
. . . . 5
|
| 6 | 5, 3 | wcel 2205 |
. . . 4
|
| 7 | 6, 1 | wa 104 |
. . 3
|
| 8 | 7, 2 | weu 2082 |
. 2
|
| 9 | 4, 8 | wb 105 |
1
|
| Colors of variables: wff set class |
| This definition is referenced by: nfreu1 2717 nfreudxy 2719 reubida 2728 reubiia 2732 reueq1f 2741 reu5 2764 rmo5 2767 cbvreu 2778 cbvreuvw 2786 reuv 2835 reu2 3007 reu6 3008 reu3 3009 2reuswapdc 3023 cbvreucsf 3205 reuss2 3503 reuun2 3506 reupick 3507 reupick3 3508 reusn 3764 rabsneu 3766 reuhypd 4594 funcnv3 5420 feu 5551 dff4im 5825 f1ompt 5830 fsn 5851 riotauni 6012 riotacl2 6020 riota1 6025 riota1a 6026 riota2df 6027 snriota 6037 riotaund 6042 acexmid 6051 climreu 11986 divalgb 12615 uptx 15156 txcn 15157 dedekindicc 15515 bdcriota 16670 |
| Copyright terms: Public domain | W3C validator |