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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 5122 | . 2 ⊢ ◡𝐴 = {〈𝑥, 𝑦〉 ∣ 𝑦𝐴𝑥} | |
2 | 1 | relopabi 5245 | 1 ⊢ Rel ◡𝐴 |
Colors of variables: wff setvar class |
Syntax hints: class class class wbr 4653 ◡ccnv 5113 Rel 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 df-cnv 5122 |
This theorem is referenced by: relbrcnvg 5504 eliniseg2 5505 cnvsym 5510 intasym 5511 asymref 5512 cnvopab 5533 cnv0OLD 5536 cnvdif 5539 dfrel2 5583 cnvcnv 5586 cnvcnvOLD 5587 cnvsn0 5603 cnvcnvsn 5612 resdm2 5624 coi2 5652 coires1 5653 cnvssrndm 5657 unidmrn 5665 cnviin 5672 predep 5706 funi 5920 funcnvsn 5936 funcnv2 5957 fcnvres 6082 f1cnvcnv 6109 f1ompt 6382 fliftcnv 6561 cnvexg 7112 cnvf1o 7276 fsplit 7282 reldmtpos 7360 dmtpos 7364 rntpos 7365 dftpos3 7370 dftpos4 7371 tpostpos 7372 tposf12 7377 ercnv 7763 cnvct 8033 omxpenlem 8061 domss2 8119 cnvfi 8248 trclublem 13734 relexpaddg 13793 fsumcnv 14504 fsumcom2 14505 fsumcom2OLD 14506 fprodcnv 14713 fprodcom2 14714 fprodcom2OLD 14715 invsym2 16423 oppcsect2 16439 cnvps 17212 tsrdir 17238 mvdco 17865 gsumcom2 18374 funcnvmptOLD 29467 funcnvmpt 29468 fcnvgreu 29472 dfcnv2 29476 gsummpt2co 29780 cnvco1 31649 cnvco2 31650 colinrel 32164 trer 32310 releleccnv 34021 eleccnvep 34046 cnvresrn 34116 ineccnvmo 34122 cnvnonrel 37894 cnvcnvintabd 37906 cnvintabd 37909 cnvssco 37912 clrellem 37929 clcnvlem 37930 cnviun 37942 trrelsuperrel2dg 37963 dffrege115 38272 |
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