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| Mirrors > Home > ILE Home > Th. List > brcnvg | Unicode version | ||
| Description: The converse of a binary relation swaps arguments. Theorem 11 of [Suppes] p. 61. (Contributed by NM, 10-Oct-2005.) |
| Ref | Expression |
|---|---|
| brcnvg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opelcnvg 4935 |
. 2
| |
| 2 | df-br 4110 |
. 2
| |
| 3 | df-br 4110 |
. 2
| |
| 4 | 1, 2, 3 | 3bitr4g 223 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-v 2815 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-br 4110 df-opab 4172 df-cnv 4757 |
| This theorem is referenced by: brcnv 4938 brelrng 4988 eliniseg 5132 relbrcnvg 5141 brcodir 5150 sefvex 5691 foeqcnvco 5963 isocnv2 5985 ersym 6779 brdifun 6794 ecidg 6833 cnvti 7310 eqinfti 7311 inflbti 7315 infglbti 7316 negiso 9229 xrnegiso 11947 znleval 14801 pw1nct 16777 |
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