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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 11037 |
. . . . 5
| |
| 2 | 1 | fveq1i 5640 |
. . . 4
|
| 3 | funmpt 5364 |
. . . . 5
| |
| 4 | hashennnuni 11040 |
. . . . . . . . 9
| |
| 5 | 4 | eqcomd 2237 |
. . . . . . . 8
|
| 6 | nnfi 7058 |
. . . . . . . . . . 11
| |
| 7 | 6 | adantr 276 |
. . . . . . . . . 10
|
| 8 | simpr 110 |
. . . . . . . . . . 11
| |
| 9 | 8 | ensymd 6956 |
. . . . . . . . . 10
|
| 10 | enfii 7060 |
. . . . . . . . . 10
| |
| 11 | 7, 9, 10 | syl2anc 411 |
. . . . . . . . 9
|
| 12 | simpl 109 |
. . . . . . . . 9
| |
| 13 | simpr 110 |
. . . . . . . . . . 11
| |
| 14 | breq2 4092 |
. . . . . . . . . . . . . 14
| |
| 15 | 14 | adantr 276 |
. . . . . . . . . . . . 13
|
| 16 | 15 | rabbidv 2791 |
. . . . . . . . . . . 12
|
| 17 | 16 | unieqd 3904 |
. . . . . . . . . . 11
|
| 18 | 13, 17 | eqeq12d 2246 |
. . . . . . . . . 10
|
| 19 | 18 | opelopabga 4357 |
. . . . . . . . 9
|
| 20 | 11, 12, 19 | syl2anc 411 |
. . . . . . . 8
|
| 21 | 5, 20 | mpbird 167 |
. . . . . . 7
|
| 22 | mptv 4186 |
. . . . . . 7
| |
| 23 | 21, 22 | eleqtrrdi 2325 |
. . . . . 6
|
| 24 | opeldmg 4936 |
. . . . . . 7
| |
| 25 | 11, 12, 24 | syl2anc 411 |
. . . . . 6
|
| 26 | 23, 25 | mpd 13 |
. . . . 5
|
| 27 | fvco 5716 |
. . . . 5
| |
| 28 | 3, 26, 27 | sylancr 414 |
. . . 4
|
| 29 | 2, 28 | eqtrid 2276 |
. . 3
|
| 30 | 11 | elexd 2816 |
. . . . . 6
|
| 31 | 4, 12 | eqeltrd 2308 |
. . . . . 6
|
| 32 | 14 | rabbidv 2791 |
. . . . . . . 8
|
| 33 | 32 | unieqd 3904 |
. . . . . . 7
|
| 34 | eqid 2231 |
. . . . . . 7
| |
| 35 | 33, 34 | fvmptg 5722 |
. . . . . 6
|
| 36 | 30, 31, 35 | syl2anc 411 |
. . . . 5
|
| 37 | 36, 4 | eqtrd 2264 |
. . . 4
|
| 38 | 37 | fveq2d 5643 |
. . 3
|
| 39 | 29, 38 | eqtrd 2264 |
. 2
|
| 40 | ordom 4705 |
. . . . . . 7
| |
| 41 | ordirr 4640 |
. . . . . . 7
| |
| 42 | 40, 41 | ax-mp 5 |
. . . . . 6
|
| 43 | eleq1 2294 |
. . . . . 6
| |
| 44 | 42, 43 | mtbii 680 |
. . . . 5
|
| 45 | 44 | necon2ai 2456 |
. . . 4
|
| 46 | fvunsng 5847 |
. . . 4
| |
| 47 | 45, 46 | mpdan 421 |
. . 3
|
| 48 | 47 | adantr 276 |
. 2
|
| 49 | 39, 48 | eqtrd 2264 |
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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-iinf 4686 |
| This theorem depends on definitions: df-bi 117 df-dc 842 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-opab 4151 df-mpt 4152 df-tr 4188 df-id 4390 df-iord 4463 df-on 4465 df-suc 4468 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-er 6701 df-en 6909 df-dom 6910 df-fin 6911 df-ihash 11037 |
| This theorem is referenced by: hashcl 11042 hashfz1 11044 hashen 11045 fihashdom 11065 hashun 11067 |
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