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| Mirrors > Home > ILE Home > Th. List > dmoprab | Unicode version | ||
| Description: The domain of an operation class abstraction. (Contributed by NM, 17-Mar-1995.) (Revised by David Abernethy, 19-Jun-2012.) |
| Ref | Expression |
|---|---|
| dmoprab |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfoprab2 6078 |
. . 3
| |
| 2 | 1 | dmeqi 4938 |
. 2
|
| 3 | dmopab 4948 |
. 2
| |
| 4 | exrot3 1738 |
. . . . 5
| |
| 5 | 19.42v 1955 |
. . . . . 6
| |
| 6 | 5 | 2exbii 1655 |
. . . . 5
|
| 7 | 4, 6 | bitri 184 |
. . . 4
|
| 8 | 7 | abbii 2347 |
. . 3
|
| 9 | df-opab 4156 |
. . 3
| |
| 10 | 8, 9 | eqtr4i 2255 |
. 2
|
| 11 | 2, 3, 10 | 3eqtri 2256 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-br 4094 df-opab 4156 df-dm 4741 df-oprab 6032 |
| This theorem is referenced by: dmoprabss 6113 reldmoprab 6116 fnoprabg 6132 dmaddpq 7642 dmmulpq 7643 |
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