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Mirrors > Home > MPE Home > Th. List > Mathboxes > ismtycnv | Structured version Visualization version Unicode version |
Description: The inverse of an isometry is an isometry. (Contributed by Jeff Madsen, 2-Sep-2009.) |
Ref | Expression |
---|---|
ismtycnv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | f1ocnv 6149 | . . . . 5 | |
2 | 1 | adantr 481 | . . . 4 |
3 | f1ocnvdm 6540 | . . . . . . . . . . 11 | |
4 | 3 | ex 450 | . . . . . . . . . 10 |
5 | f1ocnvdm 6540 | . . . . . . . . . . 11 | |
6 | 5 | ex 450 | . . . . . . . . . 10 |
7 | 4, 6 | anim12d 586 | . . . . . . . . 9 |
8 | 7 | adantr 481 | . . . . . . . 8 |
9 | 8 | imdistani 726 | . . . . . . 7 |
10 | oveq1 6657 | . . . . . . . . . . 11 | |
11 | fveq2 6191 | . . . . . . . . . . . 12 | |
12 | 11 | oveq1d 6665 | . . . . . . . . . . 11 |
13 | 10, 12 | eqeq12d 2637 | . . . . . . . . . 10 |
14 | oveq2 6658 | . . . . . . . . . . 11 | |
15 | fveq2 6191 | . . . . . . . . . . . 12 | |
16 | 15 | oveq2d 6666 | . . . . . . . . . . 11 |
17 | 14, 16 | eqeq12d 2637 | . . . . . . . . . 10 |
18 | 13, 17 | rspc2v 3322 | . . . . . . . . 9 |
19 | 18 | impcom 446 | . . . . . . . 8 |
20 | 19 | adantll 750 | . . . . . . 7 |
21 | 9, 20 | syl 17 | . . . . . 6 |
22 | f1ocnvfv2 6533 | . . . . . . . . 9 | |
23 | 22 | adantrr 753 | . . . . . . . 8 |
24 | f1ocnvfv2 6533 | . . . . . . . . 9 | |
25 | 24 | adantrl 752 | . . . . . . . 8 |
26 | 23, 25 | oveq12d 6668 | . . . . . . 7 |
27 | 26 | adantlr 751 | . . . . . 6 |
28 | 21, 27 | eqtr2d 2657 | . . . . 5 |
29 | 28 | ralrimivva 2971 | . . . 4 |
30 | 2, 29 | jca 554 | . . 3 |
31 | 30 | a1i 11 | . 2 |
32 | isismty 33600 | . 2 | |
33 | isismty 33600 | . . 3 | |
34 | 33 | ancoms 469 | . 2 |
35 | 31, 32, 34 | 3imtr4d 283 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wcel 1990 wral 2912 ccnv 5113 wf1o 5887 cfv 5888 (class class class)co 6650 cxmt 19731 cismty 33597 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-cnex 9992 ax-resscn 9993 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-map 7859 df-xr 10078 df-xmet 19739 df-ismty 33598 |
This theorem is referenced by: ismtyhmeolem 33603 ismtyhmeo 33604 ismtybnd 33606 |
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