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Mirrors > Home > ILE Home > Th. List > dfse2 | Unicode version |
Description: Alternate definition of set-like relation. (Contributed by Mario Carneiro, 23-Jun-2015.) |
Ref | Expression |
---|---|
dfse2 | Se |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-se 4318 | . 2 Se | |
2 | dfrab3 3403 | . . . . 5 | |
3 | vex 2733 | . . . . . . 7 | |
4 | iniseg 4983 | . . . . . . 7 | |
5 | 3, 4 | ax-mp 5 | . . . . . 6 |
6 | 5 | ineq2i 3325 | . . . . 5 |
7 | 2, 6 | eqtr4i 2194 | . . . 4 |
8 | 7 | eleq1i 2236 | . . 3 |
9 | 8 | ralbii 2476 | . 2 |
10 | 1, 9 | bitri 183 | 1 Se |
Colors of variables: wff set class |
Syntax hints: wb 104 wceq 1348 wcel 2141 cab 2156 wral 2448 crab 2452 cvv 2730 cin 3120 csn 3583 class class class wbr 3989 Se wse 4314 ccnv 4610 cima 4614 |
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-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-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-rab 2457 df-v 2732 df-sbc 2956 df-un 3125 df-in 3127 df-ss 3134 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-br 3990 df-opab 4051 df-se 4318 df-xp 4617 df-cnv 4619 df-dm 4621 df-rn 4622 df-res 4623 df-ima 4624 |
This theorem is referenced by: isoselem 5799 |
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