![]() |
Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > df-rab | Structured version Visualization version Unicode version |
Description: Define a restricted class
abstraction (class builder), which is the class
of all ![]() ![]() ![]() |
Ref | Expression |
---|---|
df-rab |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | wph |
. . 3
![]() ![]() | |
2 | vx |
. . 3
![]() ![]() | |
3 | cA |
. . 3
![]() ![]() | |
4 | 1, 2, 3 | crab 2753 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
5 | 2 | cv 1454 |
. . . . 5
![]() ![]() |
6 | 5, 3 | wcel 1898 |
. . . 4
![]() ![]() ![]() ![]() |
7 | 6, 1 | wa 375 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
8 | 7, 2 | cab 2448 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
9 | 4, 8 | wceq 1455 |
1
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Copyright terms: Public domain | W3C validator |