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| Mirrors > Home > ILE Home > Th. List > mhmf1o | Unicode version | ||
| Description: A monoid homomorphism is bijective iff its converse is also a monoid homomorphism. (Contributed by AV, 22-Oct-2019.) |
| Ref | Expression |
|---|---|
| mhmf1o.b |
|
| mhmf1o.c |
|
| Ref | Expression |
|---|---|
| mhmf1o |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mhmrcl2 13677 |
. . . . 5
| |
| 2 | mhmrcl1 13676 |
. . . . 5
| |
| 3 | 1, 2 | jca 306 |
. . . 4
|
| 4 | 3 | adantr 276 |
. . 3
|
| 5 | f1ocnv 5627 |
. . . . . 6
| |
| 6 | 5 | adantl 277 |
. . . . 5
|
| 7 | f1of 5614 |
. . . . 5
| |
| 8 | 6, 7 | syl 14 |
. . . 4
|
| 9 | simpll 527 |
. . . . . . . 8
| |
| 10 | 8 | adantr 276 |
. . . . . . . . 9
|
| 11 | simprl 531 |
. . . . . . . . 9
| |
| 12 | 10, 11 | ffvelcdmd 5813 |
. . . . . . . 8
|
| 13 | simprr 533 |
. . . . . . . . 9
| |
| 14 | 10, 13 | ffvelcdmd 5813 |
. . . . . . . 8
|
| 15 | mhmf1o.b |
. . . . . . . . 9
| |
| 16 | eqid 2232 |
. . . . . . . . 9
| |
| 17 | eqid 2232 |
. . . . . . . . 9
| |
| 18 | 15, 16, 17 | mhmlin 13680 |
. . . . . . . 8
|
| 19 | 9, 12, 14, 18 | syl3anc 1274 |
. . . . . . 7
|
| 20 | simpr 110 |
. . . . . . . . . 10
| |
| 21 | 20 | adantr 276 |
. . . . . . . . 9
|
| 22 | f1ocnvfv2 5951 |
. . . . . . . . 9
| |
| 23 | 21, 11, 22 | syl2anc 411 |
. . . . . . . 8
|
| 24 | f1ocnvfv2 5951 |
. . . . . . . . 9
| |
| 25 | 21, 13, 24 | syl2anc 411 |
. . . . . . . 8
|
| 26 | 23, 25 | oveq12d 6068 |
. . . . . . 7
|
| 27 | 19, 26 | eqtrd 2265 |
. . . . . 6
|
| 28 | 2 | adantr 276 |
. . . . . . . . 9
|
| 29 | 28 | adantr 276 |
. . . . . . . 8
|
| 30 | 15, 16 | mndcl 13636 |
. . . . . . . 8
|
| 31 | 29, 12, 14, 30 | syl3anc 1274 |
. . . . . . 7
|
| 32 | f1ocnvfv 5952 |
. . . . . . 7
| |
| 33 | 21, 31, 32 | syl2anc 411 |
. . . . . 6
|
| 34 | 27, 33 | mpd 13 |
. . . . 5
|
| 35 | 34 | ralrimivva 2624 |
. . . 4
|
| 36 | eqid 2232 |
. . . . . . . . 9
| |
| 37 | eqid 2232 |
. . . . . . . . 9
| |
| 38 | 36, 37 | mhm0 13681 |
. . . . . . . 8
|
| 39 | 38 | adantr 276 |
. . . . . . 7
|
| 40 | 39 | eqcomd 2238 |
. . . . . 6
|
| 41 | 40 | fveq2d 5674 |
. . . . 5
|
| 42 | 15, 36 | mndidcl 13643 |
. . . . . . . 8
|
| 43 | 2, 42 | syl 14 |
. . . . . . 7
|
| 44 | 43 | adantr 276 |
. . . . . 6
|
| 45 | f1ocnvfv1 5950 |
. . . . . 6
| |
| 46 | 20, 44, 45 | syl2anc 411 |
. . . . 5
|
| 47 | 41, 46 | eqtrd 2265 |
. . . 4
|
| 48 | 8, 35, 47 | 3jca 1204 |
. . 3
|
| 49 | mhmf1o.c |
. . . 4
| |
| 50 | 49, 15, 17, 16, 37, 36 | ismhm 13674 |
. . 3
|
| 51 | 4, 48, 50 | sylanbrc 417 |
. 2
|
| 52 | 15, 49 | mhmf 13678 |
. . . . 5
|
| 53 | 52 | adantr 276 |
. . . 4
|
| 54 | 53 | ffnd 5509 |
. . 3
|
| 55 | 49, 15 | mhmf 13678 |
. . . . 5
|
| 56 | 55 | adantl 277 |
. . . 4
|
| 57 | 56 | ffnd 5509 |
. . 3
|
| 58 | dff1o4 5622 |
. . 3
| |
| 59 | 54, 57, 58 | sylanbrc 417 |
. 2
|
| 60 | 51, 59 | impbida 600 |
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-in1 619 ax-in2 620 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-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-1re 8221 ax-addrcl 8224 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 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-ne 2413 df-ral 2525 df-rex 2526 df-reu 2527 df-rmo 2528 df-rab 2529 df-v 2815 df-sbc 3043 df-csb 3139 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-iun 3993 df-br 4110 df-opab 4172 df-mpt 4173 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-ima 4762 df-iota 5312 df-fun 5354 df-fn 5355 df-f 5356 df-f1 5357 df-fo 5358 df-f1o 5359 df-fv 5360 df-riota 6003 df-ov 6053 df-oprab 6054 df-mpo 6055 df-1st 6334 df-2nd 6335 df-map 6884 df-inn 9238 df-2 9296 df-ndx 13215 df-slot 13216 df-base 13218 df-plusg 13303 df-0g 13471 df-mgm 13569 df-sgrp 13615 df-mnd 13630 df-mhm 13672 |
| This theorem is referenced by: rhmf1o 14313 |
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