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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 4759 |
. 2
| |
| 2 | 1 | relopabi 4882 |
1
|
| Colors of variables: wff set class |
| Syntax hints: class class
class wbr 4111 |
| 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 4230 ax-pow 4289 ax-pr 4324 |
| 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 3217 df-in 3219 df-ss 3226 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-opab 4174 df-xp 4757 df-rel 4758 df-cnv 4759 |
| This theorem is referenced by: relbrcnvg 5143 eliniseg2 5144 cnvsym 5148 intasym 5149 asymref 5150 cnvopab 5166 cnv0 5168 cnvdif 5171 dfrel2 5215 cnvcnv 5217 cnvsn0 5233 cnvcnvsn 5241 resdm2 5255 coi2 5281 coires1 5282 cnvssrndm 5286 unidmrn 5297 cnvexg 5302 cnviinm 5306 funi 5386 funcnvsn 5403 funcnv2 5418 funcnveq 5421 fcnvres 5552 f1cnvcnv 5586 f1ompt 5830 fliftcnv 5970 cnvf1o 6423 reldmtpos 6486 dmtpos 6489 rntpos 6490 dftpos3 6495 dftpos4 6496 tpostpos 6497 tposf12 6502 ercnv 6790 cnvct 7052 relcnvfi 7210 fsumcnv 12127 fisumcom2 12128 fprodcnv 12315 fprodcom2fi 12316 |
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