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| Description: Ordered pair membership in a restriction. Exercise 13 of [TakeutiZaring] p. 25. |
| Ref | Expression |
|---|---|
| opelres.1 |
|
| Ref | Expression |
|---|---|
| opelres |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-res 3190 |
. . 3
| |
| 2 | 1 | eleq2i 1538 |
. 2
|
| 3 | elin 2207 |
. 2
| |
| 4 | opelres.1 |
. . . . 5
| |
| 5 | 4 | opelxp 3214 |
. . . 4
|
| 6 | 5, 4 | mpbiran2 729 |
. . 3
|
| 7 | 6 | anbi2i 480 |
. 2
|
| 8 | 2, 3, 7 | 3bitr 177 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: brres 3373 opelresg 3374 opres 3375 dmres 3380 relssres 3392 resiexg 3396 iss 3397 asymref 3439 ssrnres 3481 rninxp 3482 funssres 3552 fcoi1 3645 fcoi2 3646 fcnvres 3648 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 962 ax-gen 963 ax-8 964 ax-10 966 ax-11 967 ax-12 968 ax-13 969 ax-14 970 ax-17 971 ax-4 973 ax-5o 975 ax-6o 978 ax-9o 1123 ax-10o 1140 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-sep 2703 ax-pow 2742 ax-pr 2779 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 981 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1587 df-v 1812 df-dif 2049 df-un 2050 df-in 2051 df-ss 2053 df-nul 2281 df-pw 2402 df-sn 2412 df-pr 2413 df-op 2416 df-opab 2667 df-xp 3184 df-res 3190 |