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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 4762 |
. 2
| |
| 2 | 1 | relopabi 4885 |
1
|
| Colors of variables: wff set class |
| Syntax hints: class class
class wbr 4114 |
| 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 4233 ax-pow 4292 ax-pr 4327 |
| 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 3676 df-sn 3700 df-pr 3701 df-op 3703 df-opab 4177 df-xp 4760 df-rel 4761 df-cnv 4762 |
| This theorem is referenced by: relbrcnvg 5146 eliniseg2 5147 cnvsym 5151 intasym 5152 asymref 5153 cnvopab 5169 cnv0 5171 cnvdif 5174 dfrel2 5218 cnvcnv 5220 cnvsn0 5236 cnvcnvsn 5244 resdm2 5258 coi2 5284 coires1 5285 cnvssrndm 5289 unidmrn 5300 cnvexg 5305 cnviinm 5309 funi 5389 funcnvsn 5406 funcnv2 5421 funcnveq 5424 fcnvres 5555 f1cnvcnv 5589 f1ompt 5833 fliftcnv 5974 cnvf1o 6434 reldmtpos 6497 dmtpos 6500 rntpos 6501 dftpos3 6506 dftpos4 6507 tpostpos 6508 tposf12 6513 ercnv 6801 cnvct 7063 relcnvfi 7221 fsumcnv 12148 fisumcom2 12149 fprodcnv 12336 fprodcom2fi 12337 |
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