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| Mirrors > Home > ILE Home > Th. List > hashennn | Unicode version | ||
| Description: The size of a set
equinumerous to an element of |
| Ref | Expression |
|---|---|
| hashennn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ihash 11028 |
. . . . 5
| |
| 2 | 1 | fveq1i 5636 |
. . . 4
|
| 3 | funmpt 5362 |
. . . . 5
| |
| 4 | hashennnuni 11031 |
. . . . . . . . 9
| |
| 5 | 4 | eqcomd 2235 |
. . . . . . . 8
|
| 6 | nnfi 7054 |
. . . . . . . . . . 11
| |
| 7 | 6 | adantr 276 |
. . . . . . . . . 10
|
| 8 | simpr 110 |
. . . . . . . . . . 11
| |
| 9 | 8 | ensymd 6952 |
. . . . . . . . . 10
|
| 10 | enfii 7056 |
. . . . . . . . . 10
| |
| 11 | 7, 9, 10 | syl2anc 411 |
. . . . . . . . 9
|
| 12 | simpl 109 |
. . . . . . . . 9
| |
| 13 | simpr 110 |
. . . . . . . . . . 11
| |
| 14 | breq2 4090 |
. . . . . . . . . . . . . 14
| |
| 15 | 14 | adantr 276 |
. . . . . . . . . . . . 13
|
| 16 | 15 | rabbidv 2789 |
. . . . . . . . . . . 12
|
| 17 | 16 | unieqd 3902 |
. . . . . . . . . . 11
|
| 18 | 13, 17 | eqeq12d 2244 |
. . . . . . . . . 10
|
| 19 | 18 | opelopabga 4355 |
. . . . . . . . 9
|
| 20 | 11, 12, 19 | syl2anc 411 |
. . . . . . . 8
|
| 21 | 5, 20 | mpbird 167 |
. . . . . . 7
|
| 22 | mptv 4184 |
. . . . . . 7
| |
| 23 | 21, 22 | eleqtrrdi 2323 |
. . . . . 6
|
| 24 | opeldmg 4934 |
. . . . . . 7
| |
| 25 | 11, 12, 24 | syl2anc 411 |
. . . . . 6
|
| 26 | 23, 25 | mpd 13 |
. . . . 5
|
| 27 | fvco 5712 |
. . . . 5
| |
| 28 | 3, 26, 27 | sylancr 414 |
. . . 4
|
| 29 | 2, 28 | eqtrid 2274 |
. . 3
|
| 30 | 11 | elexd 2814 |
. . . . . 6
|
| 31 | 4, 12 | eqeltrd 2306 |
. . . . . 6
|
| 32 | 14 | rabbidv 2789 |
. . . . . . . 8
|
| 33 | 32 | unieqd 3902 |
. . . . . . 7
|
| 34 | eqid 2229 |
. . . . . . 7
| |
| 35 | 33, 34 | fvmptg 5718 |
. . . . . 6
|
| 36 | 30, 31, 35 | syl2anc 411 |
. . . . 5
|
| 37 | 36, 4 | eqtrd 2262 |
. . . 4
|
| 38 | 37 | fveq2d 5639 |
. . 3
|
| 39 | 29, 38 | eqtrd 2262 |
. 2
|
| 40 | ordom 4703 |
. . . . . . 7
| |
| 41 | ordirr 4638 |
. . . . . . 7
| |
| 42 | 40, 41 | ax-mp 5 |
. . . . . 6
|
| 43 | eleq1 2292 |
. . . . . 6
| |
| 44 | 42, 43 | mtbii 678 |
. . . . 5
|
| 45 | 44 | necon2ai 2454 |
. . . 4
|
| 46 | fvunsng 5843 |
. . . 4
| |
| 47 | 45, 46 | mpdan 421 |
. . 3
|
| 48 | 47 | adantr 276 |
. 2
|
| 49 | 39, 48 | eqtrd 2262 |
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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-iinf 4684 |
| This theorem depends on definitions: df-bi 117 df-dc 840 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2802 df-sbc 3030 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-br 4087 df-opab 4149 df-mpt 4150 df-tr 4186 df-id 4388 df-iord 4461 df-on 4463 df-suc 4466 df-iom 4687 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-er 6697 df-en 6905 df-dom 6906 df-fin 6907 df-ihash 11028 |
| This theorem is referenced by: hashcl 11033 hashfz1 11035 hashen 11036 fihashdom 11056 hashun 11058 |
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