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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 13546 |
. . . . 5
| |
| 2 | mhmrcl1 13545 |
. . . . 5
| |
| 3 | 1, 2 | jca 306 |
. . . 4
|
| 4 | 3 | adantr 276 |
. . 3
|
| 5 | f1ocnv 5596 |
. . . . . 6
| |
| 6 | 5 | adantl 277 |
. . . . 5
|
| 7 | f1of 5583 |
. . . . 5
| |
| 8 | 6, 7 | syl 14 |
. . . 4
|
| 9 | simpll 527 |
. . . . . . . 8
| |
| 10 | 8 | adantr 276 |
. . . . . . . . 9
|
| 11 | simprl 531 |
. . . . . . . . 9
| |
| 12 | 10, 11 | ffvelcdmd 5783 |
. . . . . . . 8
|
| 13 | simprr 533 |
. . . . . . . . 9
| |
| 14 | 10, 13 | ffvelcdmd 5783 |
. . . . . . . 8
|
| 15 | mhmf1o.b |
. . . . . . . . 9
| |
| 16 | eqid 2231 |
. . . . . . . . 9
| |
| 17 | eqid 2231 |
. . . . . . . . 9
| |
| 18 | 15, 16, 17 | mhmlin 13549 |
. . . . . . . 8
|
| 19 | 9, 12, 14, 18 | syl3anc 1273 |
. . . . . . 7
|
| 20 | simpr 110 |
. . . . . . . . . 10
| |
| 21 | 20 | adantr 276 |
. . . . . . . . 9
|
| 22 | f1ocnvfv2 5918 |
. . . . . . . . 9
| |
| 23 | 21, 11, 22 | syl2anc 411 |
. . . . . . . 8
|
| 24 | f1ocnvfv2 5918 |
. . . . . . . . 9
| |
| 25 | 21, 13, 24 | syl2anc 411 |
. . . . . . . 8
|
| 26 | 23, 25 | oveq12d 6035 |
. . . . . . 7
|
| 27 | 19, 26 | eqtrd 2264 |
. . . . . 6
|
| 28 | 2 | adantr 276 |
. . . . . . . . 9
|
| 29 | 28 | adantr 276 |
. . . . . . . 8
|
| 30 | 15, 16 | mndcl 13505 |
. . . . . . . 8
|
| 31 | 29, 12, 14, 30 | syl3anc 1273 |
. . . . . . 7
|
| 32 | f1ocnvfv 5919 |
. . . . . . 7
| |
| 33 | 21, 31, 32 | syl2anc 411 |
. . . . . 6
|
| 34 | 27, 33 | mpd 13 |
. . . . 5
|
| 35 | 34 | ralrimivva 2614 |
. . . 4
|
| 36 | eqid 2231 |
. . . . . . . . 9
| |
| 37 | eqid 2231 |
. . . . . . . . 9
| |
| 38 | 36, 37 | mhm0 13550 |
. . . . . . . 8
|
| 39 | 38 | adantr 276 |
. . . . . . 7
|
| 40 | 39 | eqcomd 2237 |
. . . . . 6
|
| 41 | 40 | fveq2d 5643 |
. . . . 5
|
| 42 | 15, 36 | mndidcl 13512 |
. . . . . . . 8
|
| 43 | 2, 42 | syl 14 |
. . . . . . 7
|
| 44 | 43 | adantr 276 |
. . . . . 6
|
| 45 | f1ocnvfv1 5917 |
. . . . . 6
| |
| 46 | 20, 44, 45 | syl2anc 411 |
. . . . 5
|
| 47 | 41, 46 | eqtrd 2264 |
. . . 4
|
| 48 | 8, 35, 47 | 3jca 1203 |
. . 3
|
| 49 | mhmf1o.c |
. . . 4
| |
| 50 | 49, 15, 17, 16, 37, 36 | ismhm 13543 |
. . 3
|
| 51 | 4, 48, 50 | sylanbrc 417 |
. 2
|
| 52 | 15, 49 | mhmf 13547 |
. . . . 5
|
| 53 | 52 | adantr 276 |
. . . 4
|
| 54 | 53 | ffnd 5483 |
. . 3
|
| 55 | 49, 15 | mhmf 13547 |
. . . . 5
|
| 56 | 55 | adantl 277 |
. . . 4
|
| 57 | 56 | ffnd 5483 |
. . 3
|
| 58 | dff1o4 5591 |
. . 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8122 ax-resscn 8123 ax-1re 8125 ax-addrcl 8128 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-reu 2517 df-rmo 2518 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-riota 5970 df-ov 6020 df-oprab 6021 df-mpo 6022 df-1st 6302 df-2nd 6303 df-map 6818 df-inn 9143 df-2 9201 df-ndx 13084 df-slot 13085 df-base 13087 df-plusg 13172 df-0g 13340 df-mgm 13438 df-sgrp 13484 df-mnd 13499 df-mhm 13541 |
| This theorem is referenced by: rhmf1o 14181 |
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