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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 5670 | . 2 ⊢ ◡𝐴 = {〈𝑥, 𝑦〉 ∣ 𝑦𝐴𝑥} | |
| 2 | 1 | relopabiv 5808 | 1 ⊢ Rel ◡𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: class class class wbr 5111 ◡ccnv 5661 Rel wrel 5667 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-tru 1570 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-v 3463 df-ss 3928 df-opab 5176 df-xp 5668 df-rel 5669 df-cnv 5670 |
| This theorem is referenced by: relbrcnvg 6108 eliniseg2 6109 cnvsym 6115 intasym 6116 asymref 6117 cnvopab 6138 cnvdif 6141 dfrel2 6188 cnvcnv 6191 cnvsn0 6212 cnvcnvsn 6221 resdm2 6233 coi2 6266 coires1 6267 cnvssrndm 6273 unidmrn 6281 cnviin 6288 predep 6332 funi 6569 funcnvsn 6587 funcnv2 6605 fcnvres 6756 f1cnvcnv 6786 funcnvmpt 6992 f1ompt 7107 fliftcnv 7310 cnvexg 7921 cnvf1o 8106 fsplit 8112 reldmtpos 8230 dmtpos 8234 rntpos 8235 dftpos3 8240 dftpos4 8241 tpostpos 8242 tposf12 8247 ercnv 8716 cnvct 9031 omxpenlem 9066 domss2 9124 cnvfi 9160 cnvfiALT 9296 trclublem 15032 relexpaddg 15090 fsumcnv 15824 fsumcom2 15825 fprodcnv 16037 fprodcom2 16038 invsym2 17820 oppcsect2 17836 cnvps 18634 tsrdir 18660 mvdco 19515 gsumcom2 20045 fcnvgreu 32958 dfcnv2 32961 gsummpt2co 33309 gsumhashmul 33328 cnvco1 36184 cnvco2 36185 colinrel 36482 trer 36750 releleccnv 38834 elec1cnvres 38849 eleccnvep 38861 brcnvrabga 38916 cnvresrn 38922 ineccnvmo 38931 elec1cnvxrn2 38994 dfsucmap3 39037 cnvelrels 39150 dfdisjALTV 39372 dfeldisj5 39387 dfantisymrel4 39438 dfantisymrel5 39439 cnvnonrel 44241 cnvcnvintabd 44253 cnvintabd 44256 cnvssco 44259 clrellem 44275 clcnvlem 44276 cnviun 44303 trrelsuperrel2dg 44324 dffrege115 44631 dmtposss 49574 tposrescnv 49577 tposres3 49579 tposideq 49586 |
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