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| Mirrors > Home > ILE Home > Th. List > relcnv | Unicode version | ||
| Description: A converse is a relation. Theorem 12 of [Suppes] p. 62. (Contributed by NM, 29-Oct-1996.) |
| Ref | Expression |
|---|---|
| relcnv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-cnv 4764 |
. 2
| |
| 2 | 1 | relopabi 4887 |
1
|
| Colors of variables: wff set class |
| Syntax hints: class class
class wbr 4115 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2208 ax-ext 2216 ax-sep 4234 ax-pow 4293 ax-pr 4328 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-v 2817 df-un 3218 df-in 3220 df-ss 3227 df-pw 3677 df-sn 3701 df-pr 3702 df-op 3704 df-opab 4178 df-xp 4762 df-rel 4763 df-cnv 4764 |
| This theorem is referenced by: relbrcnvg 5148 eliniseg2 5149 cnvsym 5153 intasym 5154 asymref 5155 cnvopab 5171 cnv0 5173 cnvdif 5176 dfrel2 5220 cnvcnv 5222 cnvsn0 5238 cnvcnvsn 5246 resdm2 5260 coi2 5286 coires1 5287 cnvssrndm 5291 unidmrn 5302 cnvexg 5307 cnviinm 5311 funi 5391 funcnvsn 5408 funcnv2 5423 funcnveq 5426 fcnvres 5557 f1cnvcnv 5591 f1ompt 5835 fliftcnv 5976 cnvf1o 6436 reldmtpos 6499 dmtpos 6502 rntpos 6503 dftpos3 6508 dftpos4 6509 tpostpos 6510 tposf12 6515 ercnv 6803 cnvct 7065 relcnvfi 7223 fsumcnv 12154 fisumcom2 12155 fprodcnv 12342 fprodcom2fi 12343 |
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