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Mirrors > Home > ILE Home > Th. List > fvmptssdm | Unicode version |
Description: If all the values of the mapping are subsets of a class , then so is any evaluation of the mapping at a value in the domain of the mapping. (Contributed by Jim Kingdon, 3-Jan-2018.) |
Ref | Expression |
---|---|
fvmpt2.1 |
Ref | Expression |
---|---|
fvmptssdm |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fveq2 5178 | . . . . . 6 | |
2 | 1 | sseq1d 2972 | . . . . 5 |
3 | 2 | imbi2d 219 | . . . 4 |
4 | nfrab1 2489 | . . . . . . 7 | |
5 | 4 | nfcri 2172 | . . . . . 6 |
6 | nfra1 2355 | . . . . . . 7 | |
7 | fvmpt2.1 | . . . . . . . . . 10 | |
8 | nfmpt1 3850 | . . . . . . . . . 10 | |
9 | 7, 8 | nfcxfr 2175 | . . . . . . . . 9 |
10 | nfcv 2178 | . . . . . . . . 9 | |
11 | 9, 10 | nffv 5185 | . . . . . . . 8 |
12 | nfcv 2178 | . . . . . . . 8 | |
13 | 11, 12 | nfss 2938 | . . . . . . 7 |
14 | 6, 13 | nfim 1464 | . . . . . 6 |
15 | 5, 14 | nfim 1464 | . . . . 5 |
16 | eleq1 2100 | . . . . . 6 | |
17 | fveq2 5178 | . . . . . . . 8 | |
18 | 17 | sseq1d 2972 | . . . . . . 7 |
19 | 18 | imbi2d 219 | . . . . . 6 |
20 | 16, 19 | imbi12d 223 | . . . . 5 |
21 | 7 | dmmpt 4816 | . . . . . . 7 |
22 | 21 | eleq2i 2104 | . . . . . 6 |
23 | 21 | rabeq2i 2554 | . . . . . . . . . 10 |
24 | 7 | fvmpt2 5254 | . . . . . . . . . . 11 |
25 | eqimss 2997 | . . . . . . . . . . 11 | |
26 | 24, 25 | syl 14 | . . . . . . . . . 10 |
27 | 23, 26 | sylbi 114 | . . . . . . . . 9 |
28 | 27 | adantr 261 | . . . . . . . 8 |
29 | 7 | dmmptss 4817 | . . . . . . . . . 10 |
30 | 29 | sseli 2941 | . . . . . . . . 9 |
31 | rsp 2369 | . . . . . . . . 9 | |
32 | 30, 31 | mpan9 265 | . . . . . . . 8 |
33 | 28, 32 | sstrd 2955 | . . . . . . 7 |
34 | 33 | ex 108 | . . . . . 6 |
35 | 22, 34 | sylbir 125 | . . . . 5 |
36 | 15, 20, 35 | chvar 1640 | . . . 4 |
37 | 3, 36 | vtoclga 2619 | . . 3 |
38 | 37, 21 | eleq2s 2132 | . 2 |
39 | 38 | imp 115 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 97 wceq 1243 wcel 1393 wral 2306 crab 2310 cvv 2557 wss 2917 cmpt 3818 cdm 4345 cfv 4902 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-io 630 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-10 1396 ax-11 1397 ax-i12 1398 ax-bndl 1399 ax-4 1400 ax-14 1405 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 ax-sep 3875 ax-pow 3927 ax-pr 3944 |
This theorem depends on definitions: df-bi 110 df-3an 887 df-tru 1246 df-nf 1350 df-sb 1646 df-eu 1903 df-mo 1904 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-ral 2311 df-rex 2312 df-rab 2315 df-v 2559 df-sbc 2765 df-csb 2853 df-un 2922 df-in 2924 df-ss 2931 df-pw 3361 df-sn 3381 df-pr 3382 df-op 3384 df-uni 3581 df-br 3765 df-opab 3819 df-mpt 3820 df-id 4030 df-xp 4351 df-rel 4352 df-cnv 4353 df-co 4354 df-dm 4355 df-rn 4356 df-res 4357 df-ima 4358 df-iota 4867 df-fun 4904 df-fv 4910 |
This theorem is referenced by: (None) |
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