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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 5198 | . . . . . 6 | |
2 | 1 | sseq1d 3026 | . . . . 5 |
3 | 2 | imbi2d 228 | . . . 4 |
4 | nfrab1 2533 | . . . . . . 7 | |
5 | 4 | nfcri 2213 | . . . . . 6 |
6 | nfra1 2397 | . . . . . . 7 | |
7 | fvmpt2.1 | . . . . . . . . . 10 | |
8 | nfmpt1 3871 | . . . . . . . . . 10 | |
9 | 7, 8 | nfcxfr 2216 | . . . . . . . . 9 |
10 | nfcv 2219 | . . . . . . . . 9 | |
11 | 9, 10 | nffv 5205 | . . . . . . . 8 |
12 | nfcv 2219 | . . . . . . . 8 | |
13 | 11, 12 | nfss 2992 | . . . . . . 7 |
14 | 6, 13 | nfim 1504 | . . . . . 6 |
15 | 5, 14 | nfim 1504 | . . . . 5 |
16 | eleq1 2141 | . . . . . 6 | |
17 | fveq2 5198 | . . . . . . . 8 | |
18 | 17 | sseq1d 3026 | . . . . . . 7 |
19 | 18 | imbi2d 228 | . . . . . 6 |
20 | 16, 19 | imbi12d 232 | . . . . 5 |
21 | 7 | dmmpt 4836 | . . . . . . 7 |
22 | 21 | eleq2i 2145 | . . . . . 6 |
23 | 21 | rabeq2i 2598 | . . . . . . . . . 10 |
24 | 7 | fvmpt2 5275 | . . . . . . . . . . 11 |
25 | eqimss 3051 | . . . . . . . . . . 11 | |
26 | 24, 25 | syl 14 | . . . . . . . . . 10 |
27 | 23, 26 | sylbi 119 | . . . . . . . . 9 |
28 | 27 | adantr 270 | . . . . . . . 8 |
29 | 7 | dmmptss 4837 | . . . . . . . . . 10 |
30 | 29 | sseli 2995 | . . . . . . . . 9 |
31 | rsp 2411 | . . . . . . . . 9 | |
32 | 30, 31 | mpan9 275 | . . . . . . . 8 |
33 | 28, 32 | sstrd 3009 | . . . . . . 7 |
34 | 33 | ex 113 | . . . . . 6 |
35 | 22, 34 | sylbir 133 | . . . . 5 |
36 | 15, 20, 35 | chvar 1680 | . . . 4 |
37 | 3, 36 | vtoclga 2664 | . . 3 |
38 | 37, 21 | eleq2s 2173 | . 2 |
39 | 38 | imp 122 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 wceq 1284 wcel 1433 wral 2348 crab 2352 cvv 2601 wss 2973 cmpt 3839 cdm 4363 cfv 4922 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 |
This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-rab 2357 df-v 2603 df-sbc 2816 df-csb 2909 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-br 3786 df-opab 3840 df-mpt 3841 df-id 4048 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fv 4930 |
This theorem is referenced by: (None) |
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