| Metamath Proof Explorer |
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Related theorems Unicode version |
| Description: The function mapping the
points in a topology |
| Ref | Expression |
|---|---|
| cnfval.1 |
|
| cnfval.2 |
|
| Ref | Expression |
|---|---|
| cnpfval |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | uniexg 3795 |
. . . 4
| |
| 2 | cnfval.1 |
. . . . . 6
| |
| 3 | 2 | eleq1i 1960 |
. . . . 5
|
| 4 | 3 | biimpri 169 |
. . . 4
|
| 5 | opabex2g 4540 |
. . . 4
| |
| 6 | 1, 4, 5 | 3syl 24 |
. . 3
|
| 7 | 6 | adantr 425 |
. 2
|
| 8 | unieq 3185 |
. . . . . . 7
| |
| 9 | 8, 2 | syl6eqr 1946 |
. . . . . 6
|
| 10 | 9 | eleq2d 1964 |
. . . . 5
|
| 11 | 9 | opreq2d 4898 |
. . . . . . . 8
|
| 12 | rabeq 2289 |
. . . . . . . 8
| |
| 13 | 11, 12 | syl 12 |
. . . . . . 7
|
| 14 | rexeq 2267 |
. . . . . . . . . 10
| |
| 15 | 14 | imbi2d 674 |
. . . . . . . . 9
|
| 16 | 15 | ralbidv 2123 |
. . . . . . . 8
|
| 17 | 16 | rabbidv 2287 |
. . . . . . 7
|
| 18 | 13, 17 | eqtrd 1925 |
. . . . . 6
|
| 19 | 18 | eqeq2d 1895 |
. . . . 5
|
| 20 | 10, 19 | anbi12d 690 |
. . . 4
|
| 21 | 20 | opabbidv 3401 |
. . 3
|
| 22 | unieq 3185 |
. . . . . . . . . 10
| |
| 23 | cnfval.2 |
. . . . . . . . . 10
| |
| 24 | 22, 23 | syl6eqr 1946 |
. . . . . . . . 9
|
| 25 | 24 | opreq1d 4897 |
. . . . . . . 8
|
| 26 | rabeq 2289 |
. . . . . . . 8
| |
| 27 | 25, 26 | syl 12 |
. . . . . . 7
|
| 28 | raleq 2266 |
. . . . . . . 8
| |
| 29 | 28 | rabbidv 2287 |
. . . . . . 7
|
| 30 | 27, 29 | eqtrd 1925 |
. . . . . 6
|
| 31 | 30 | eqeq2d 1895 |
. . . . 5
|
| 32 | 31 | anbi2d 678 |
. . . 4
|
| 33 | 32 | opabbidv 3401 |
. . 3
|
| 34 | df-cnp 9031 |
. . 3
| |
| 35 | 21, 33, 34 | oprabval2g 4956 |
. 2
|
| 36 | 7, 35 | mpd3an3 1192 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: cnpval 9035 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-13 1311 ax-14 1312 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 ax-rep 3428 ax-sep 3438 ax-nul 3445 ax-pow 3481 ax-pr 3524 ax-un 3790 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-3an 860 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 df-clab 1872 df-cleq 1877 df-clel 1880 df-ne 2019 df-ral 2109 df-rex 2110 df-rab 2112 df-v 2294 df-sbc 2454 df-csb 2541 df-dif 2597 df-un 2600 df-in 2603 df-ss 2605 df-nul 2876 df-pw 3035 df-sn 3049 df-pr 3050 df-op 3053 df-uni 3178 df-br 3339 df-opab 3396 df-id 3586 df-xp 4000 df-rel 4001 df-cnv 4002 df-co 4003 df-dm 4004 df-rn 4005 df-res 4006 df-ima 4007 df-fun 4008 df-fn 4009 df-fv 4014 df-opr 4886 df-oprab 4887 df-cnp 9031 |