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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 5544 | . 2 ⊢ ◡𝐴 = {〈𝑥, 𝑦〉 ∣ 𝑦𝐴𝑥} | |
2 | 1 | relopabiv 5675 | 1 ⊢ Rel ◡𝐴 |
Colors of variables: wff setvar class |
Syntax hints: class class class wbr 5039 ◡ccnv 5535 Rel wrel 5541 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-ext 2708 |
This theorem depends on definitions: df-bi 210 df-an 400 df-tru 1546 df-ex 1788 df-sb 2073 df-clab 2715 df-cleq 2728 df-clel 2809 df-v 3400 df-in 3860 df-ss 3870 df-opab 5102 df-xp 5542 df-rel 5543 df-cnv 5544 |
This theorem is referenced by: relbrcnvg 5953 eliniseg2 5954 cnvsym 5959 intasym 5960 asymref 5961 cnvopab 5982 cnvdif 5987 dfrel2 6032 cnvcnv 6035 cnvsn0 6053 cnvcnvsn 6062 resdm2 6074 coi2 6107 coires1 6108 cnvssrndm 6114 unidmrn 6122 cnviin 6129 predep 6166 funi 6390 funcnvsn 6408 funcnv2 6426 fcnvres 6574 f1cnvcnv 6603 f1ompt 6906 fliftcnv 7098 cnvexg 7680 cnvf1o 7857 fsplit 7863 fsplitOLD 7864 reldmtpos 7954 dmtpos 7958 rntpos 7959 dftpos3 7964 dftpos4 7965 tpostpos 7966 tposf12 7971 ercnv 8390 cnvct 8689 omxpenlem 8724 domss2 8783 cnvfi 8834 cnvfiALT 8936 trclublem 14523 relexpaddg 14581 fsumcnv 15300 fsumcom2 15301 fprodcnv 15508 fprodcom2 15509 invsym2 17222 oppcsect2 17238 cnvps 18038 tsrdir 18064 mvdco 18791 gsumcom2 19314 funcnvmpt 30678 fcnvgreu 30684 dfcnv2 30687 gsummpt2co 30981 gsumhashmul 30989 cnvco1 33396 cnvco2 33397 colinrel 34045 trer 34191 releleccnv 36082 eleccnvep 36102 brcnvrabga 36163 cnvresrn 36169 ineccnvmo 36175 elec1cnvxrn2 36209 cnvelrels 36299 dfdisjALTV 36510 dfeldisj5 36518 cnvnonrel 40813 cnvcnvintabd 40825 cnvintabd 40828 cnvssco 40831 clrellem 40847 clcnvlem 40848 cnviun 40876 trrelsuperrel2dg 40897 dffrege115 41204 |
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