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| Mirrors > Home > ILE Home > Th. List > mapsncnv | Unicode version | ||
| Description: Expression for the inverse of the canonical map between a set and its set of singleton functions. (Contributed by Stefan O'Rear, 21-Mar-2015.) |
| Ref | Expression |
|---|---|
| mapsncnv.s |
|
| mapsncnv.b |
|
| mapsncnv.x |
|
| mapsncnv.f |
|
| Ref | Expression |
|---|---|
| mapsncnv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elmapi 6934 |
. . . . . . . . 9
| |
| 2 | mapsncnv.x |
. . . . . . . . . 10
| |
| 3 | 2 | snid 3736 |
. . . . . . . . 9
|
| 4 | ffvelcdm 5832 |
. . . . . . . . 9
| |
| 5 | 1, 3, 4 | sylancl 417 |
. . . . . . . 8
|
| 6 | eqid 2238 |
. . . . . . . . 9
| |
| 7 | mapsncnv.b |
. . . . . . . . 9
| |
| 8 | 6, 7, 2 | mapsnconst 6966 |
. . . . . . . 8
|
| 9 | 5, 8 | jca 306 |
. . . . . . 7
|
| 10 | eleq1 2301 |
. . . . . . . 8
| |
| 11 | sneq 3716 |
. . . . . . . . . 10
| |
| 12 | 11 | xpeq2d 4793 |
. . . . . . . . 9
|
| 13 | 12 | eqeq2d 2250 |
. . . . . . . 8
|
| 14 | 10, 13 | anbi12d 477 |
. . . . . . 7
|
| 15 | 9, 14 | syl5ibrcom 157 |
. . . . . 6
|
| 16 | 15 | imp 124 |
. . . . 5
|
| 17 | fconst6g 5586 |
. . . . . . . . 9
| |
| 18 | 2 | snex 4317 |
. . . . . . . . . 10
|
| 19 | 7, 18 | elmap 6948 |
. . . . . . . . 9
|
| 20 | 17, 19 | sylibr 134 |
. . . . . . . 8
|
| 21 | vex 2824 |
. . . . . . . . . . 11
| |
| 22 | 21 | fvconst2 5922 |
. . . . . . . . . 10
|
| 23 | 3, 22 | mp1i 10 |
. . . . . . . . 9
|
| 24 | 23 | eqcomd 2244 |
. . . . . . . 8
|
| 25 | 20, 24 | jca 306 |
. . . . . . 7
|
| 26 | eleq1 2301 |
. . . . . . . 8
| |
| 27 | fveq1 5689 |
. . . . . . . . 9
| |
| 28 | 27 | eqeq2d 2250 |
. . . . . . . 8
|
| 29 | 26, 28 | anbi12d 477 |
. . . . . . 7
|
| 30 | 25, 29 | syl5ibrcom 157 |
. . . . . 6
|
| 31 | 30 | imp 124 |
. . . . 5
|
| 32 | 16, 31 | impbii 126 |
. . . 4
|
| 33 | mapsncnv.s |
. . . . . . 7
| |
| 34 | 33 | oveq2i 6086 |
. . . . . 6
|
| 35 | 34 | eleq2i 2305 |
. . . . 5
|
| 36 | 35 | anbi1i 462 |
. . . 4
|
| 37 | 33 | xpeq1i 4789 |
. . . . . 6
|
| 38 | 37 | eqeq2i 2249 |
. . . . 5
|
| 39 | 38 | anbi2i 461 |
. . . 4
|
| 40 | 32, 36, 39 | 3bitr4i 212 |
. . 3
|
| 41 | 40 | opabbii 4193 |
. 2
|
| 42 | mapsncnv.f |
. . . . 5
| |
| 43 | df-mpt 4189 |
. . . . 5
| |
| 44 | 42, 43 | eqtri 2259 |
. . . 4
|
| 45 | 44 | cnveqi 4950 |
. . 3
|
| 46 | cnvopab 5184 |
. . 3
| |
| 47 | 45, 46 | eqtri 2259 |
. 2
|
| 48 | df-mpt 4189 |
. 2
| |
| 49 | 41, 47, 48 | 3eqtr4i 2269 |
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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-ov 6078 df-oprab 6079 df-mpo 6080 df-map 6914 |
| This theorem is referenced by: mapsnf1o2 6968 mapsnf1o3 6969 |
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