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Mirrors > Home > MPE Home > Th. List > relopab | Structured version Visualization version Unicode version |
Description: A class of ordered pairs is a relation. (Contributed by NM, 8-Mar-1995.) (Unnecessary distinct variable restrictions were removed by Alan Sare, 9-Jul-2013.) (Proof shortened by Mario Carneiro, 21-Dec-2013.) |
Ref | Expression |
---|---|
relopab |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2622 | . 2 | |
2 | 1 | relopabi 5245 | 1 |
Colors of variables: wff setvar class |
Syntax hints: copab 4712 wrel 5119 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-opab 4713 df-xp 5120 df-rel 5121 |
This theorem is referenced by: opabid2 5251 inopab 5252 difopab 5253 dfres2 5453 cnvopab 5533 funopab 5923 relmptopab 6883 elopabi 7231 relmpt2opab 7259 shftfn 13813 cicer 16466 joindmss 17007 meetdmss 17021 lgsquadlem3 25107 perpln1 25605 perpln2 25606 fpwrelmapffslem 29507 fpwrelmap 29508 relfae 30310 vvdifopab 34024 inxprnres 34060 prtlem12 34152 dicvalrelN 36474 diclspsn 36483 dih1dimatlem 36618 rfovcnvf1od 38298 |
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