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| Mirrors > Home > MPE Home > Th. List > relcnv | Structured version Visualization version GIF version | ||
| Description: A converse is a relation. Theorem 12 of [Suppes] p. 62. (Contributed by NM, 29-Oct-1996.) |
| Ref | Expression |
|---|---|
| relcnv | ⊢ Rel ◡𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-cnv 5628 | . 2 ⊢ ◡𝐴 = {〈𝑥, 𝑦〉 ∣ 𝑦𝐴𝑥} | |
| 2 | 1 | relopabiv 5765 | 1 ⊢ Rel ◡𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5074 ◡ccnv 5619 Rel wrel 5625 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2707 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2714 df-cleq 2727 df-clel 2810 df-v 3429 df-ss 3902 df-opab 5137 df-xp 5626 df-rel 5627 df-cnv 5628 |
| This theorem is referenced by: relbrcnvg 6059 eliniseg2 6060 cnvsym 6066 intasym 6067 asymref 6068 cnvopab 6089 cnvopabOLD 6090 cnvdif 6096 dfrel2 6142 cnvcnv 6145 cnvsn0 6163 cnvcnvsn 6172 resdm2 6184 coi2 6217 coires1 6218 cnvssrndm 6224 unidmrn 6232 cnviin 6239 predep 6283 funi 6519 funcnvsn 6537 funcnv2 6555 fcnvres 6706 f1cnvcnv 6734 funcnvmpt 6938 f1ompt 7052 fliftcnv 7255 cnvexg 7864 cnvf1o 8050 fsplit 8056 reldmtpos 8173 dmtpos 8177 rntpos 8178 dftpos3 8183 dftpos4 8184 tpostpos 8185 tposf12 8190 ercnv 8654 cnvct 8970 omxpenlem 9005 domss2 9063 cnvfi 9099 cnvfiALT 9238 trclublem 14946 relexpaddg 15004 fsumcnv 15724 fsumcom2 15725 fprodcnv 15937 fprodcom2 15938 invsym2 17719 oppcsect2 17735 cnvps 18533 tsrdir 18559 mvdco 19409 gsumcom2 19939 fcnvgreu 32733 dfcnv2 32736 gsummpt2co 33097 gsumhashmul 33116 cnvco1 35929 cnvco2 35930 colinrel 36227 trer 36486 releleccnv 38569 elec1cnvres 38584 eleccnvep 38596 brcnvrabga 38651 cnvresrn 38657 ineccnvmo 38666 elec1cnvxrn2 38729 dfsucmap3 38772 cnvelrels 38885 dfdisjALTV 39107 dfeldisj5 39122 dfantisymrel4 39173 dfantisymrel5 39174 cnvnonrel 44003 cnvcnvintabd 44015 cnvintabd 44018 cnvssco 44021 clrellem 44037 clcnvlem 44038 cnviun 44065 trrelsuperrel2dg 44086 dffrege115 44393 dmtposss 49339 tposrescnv 49342 tposres3 49344 tposideq 49351 |
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