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Mirrors > Home > ILE Home > Th. List > difopab | Unicode version |
Description: The difference of two ordered-pair abstractions. (Contributed by Stefan O'Rear, 17-Jan-2015.) |
Ref | Expression |
---|---|
difopab |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | relopab 4738 | . . 3 | |
2 | reldif 4731 | . . 3 | |
3 | 1, 2 | ax-mp 5 | . 2 |
4 | relopab 4738 | . 2 | |
5 | sbcan 2997 | . . . 4 | |
6 | sbcan 2997 | . . . . 5 | |
7 | 6 | sbcbii 3014 | . . . 4 |
8 | opelopabsb 4245 | . . . . 5 | |
9 | vex 2733 | . . . . . . 7 | |
10 | sbcng 2995 | . . . . . . 7 | |
11 | 9, 10 | ax-mp 5 | . . . . . 6 |
12 | vex 2733 | . . . . . . . 8 | |
13 | sbcng 2995 | . . . . . . . 8 | |
14 | 12, 13 | ax-mp 5 | . . . . . . 7 |
15 | 14 | sbcbii 3014 | . . . . . 6 |
16 | opelopabsb 4245 | . . . . . . 7 | |
17 | 16 | notbii 663 | . . . . . 6 |
18 | 11, 15, 17 | 3bitr4ri 212 | . . . . 5 |
19 | 8, 18 | anbi12i 457 | . . . 4 |
20 | 5, 7, 19 | 3bitr4ri 212 | . . 3 |
21 | eldif 3130 | . . 3 | |
22 | opelopabsb 4245 | . . 3 | |
23 | 20, 21, 22 | 3bitr4i 211 | . 2 |
24 | 3, 4, 23 | eqrelriiv 4705 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wa 103 wb 104 wceq 1348 wcel 2141 cvv 2730 wsbc 2955 cdif 3118 cop 3586 copab 4049 wrel 4616 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-14 2144 ax-ext 2152 ax-sep 4107 ax-pow 4160 ax-pr 4194 |
This theorem depends on definitions: df-bi 116 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ral 2453 df-rex 2454 df-v 2732 df-sbc 2956 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-opab 4051 df-xp 4617 df-rel 4618 |
This theorem is referenced by: (None) |
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