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Mirrors > Home > MPE Home > Th. List > Mathboxes > imagesset | Structured version Visualization version Unicode version |
Description: The Image functor applied to the converse of the subset relationship yields a subset of the subset relationship. (Contributed by Scott Fenton, 14-Apr-2018.) |
Ref | Expression |
---|---|
imagesset | Image |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssid 3624 | . . . . . . . 8 | |
2 | sseq2 3627 | . . . . . . . . 9 | |
3 | 2 | rspcev 3309 | . . . . . . . 8 |
4 | 1, 3 | mpan2 707 | . . . . . . 7 |
5 | vex 3203 | . . . . . . . . 9 | |
6 | 5 | elima 5471 | . . . . . . . 8 |
7 | vex 3203 | . . . . . . . . . . 11 | |
8 | 7, 5 | brcnv 5305 | . . . . . . . . . 10 |
9 | 7 | brsset 31996 | . . . . . . . . . 10 |
10 | 8, 9 | bitri 264 | . . . . . . . . 9 |
11 | 10 | rexbii 3041 | . . . . . . . 8 |
12 | 6, 11 | bitri 264 | . . . . . . 7 |
13 | 4, 12 | sylibr 224 | . . . . . 6 |
14 | 13 | ssriv 3607 | . . . . 5 |
15 | sseq2 3627 | . . . . 5 | |
16 | 14, 15 | mpbiri 248 | . . . 4 |
17 | vex 3203 | . . . . . 6 | |
18 | 17, 5 | brimage 32033 | . . . . 5 Image |
19 | df-br 4654 | . . . . 5 Image Image | |
20 | 18, 19 | bitr3i 266 | . . . 4 Image |
21 | 5 | brsset 31996 | . . . . 5 |
22 | df-br 4654 | . . . . 5 | |
23 | 21, 22 | bitr3i 266 | . . . 4 |
24 | 16, 20, 23 | 3imtr3i 280 | . . 3 Image |
25 | 24 | gen2 1723 | . 2 Image |
26 | funimage 32035 | . . 3 Image | |
27 | funrel 5905 | . . 3 Image Image | |
28 | ssrel 5207 | . . 3 Image Image Image | |
29 | 26, 27, 28 | mp2b 10 | . 2 Image Image |
30 | 25, 29 | mpbir 221 | 1 Image |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wal 1481 wceq 1483 wcel 1990 wrex 2913 wss 3574 cop 4183 class class class wbr 4653 ccnv 5113 cima 5117 wrel 5119 wfun 5882 csset 31939 Imagecimage 31947 |
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 |
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-symdif 3844 df-nul 3916 df-if 4087 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-eprel 5029 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-fo 5894 df-fv 5896 df-1st 7168 df-2nd 7169 df-txp 31961 df-sset 31963 df-image 31971 |
This theorem is referenced by: (None) |
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