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Mirrors > Home > ILE Home > Th. List > eucalgval2 | Unicode version |
Description: The value of the step function for Euclid's Algorithm on an ordered pair. (Contributed by Paul Chapman, 31-Mar-2011.) (Revised by Mario Carneiro, 28-May-2014.) |
Ref | Expression |
---|---|
eucalgval.1 |
Ref | Expression |
---|---|
eucalgval2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | opexg 4120 | . . . 4 | |
2 | 1 | adantr 274 | . . 3 |
3 | simpr 109 | . . . . 5 | |
4 | 3 | adantr 274 | . . . 4 |
5 | simpl 108 | . . . . . . 7 | |
6 | 5 | nn0zd 9129 | . . . . . 6 |
7 | 6 | adantr 274 | . . . . 5 |
8 | simpr 109 | . . . . . . 7 | |
9 | 8 | neqned 2292 | . . . . . 6 |
10 | elnnne0 8949 | . . . . . 6 | |
11 | 4, 9, 10 | sylanbrc 413 | . . . . 5 |
12 | 7, 11 | zmodcld 10073 | . . . 4 |
13 | opexg 4120 | . . . 4 | |
14 | 4, 12, 13 | syl2anc 408 | . . 3 |
15 | 3 | nn0zd 9129 | . . . 4 |
16 | 0zd 9024 | . . . 4 | |
17 | zdceq 9084 | . . . 4 DECID | |
18 | 15, 16, 17 | syl2anc 408 | . . 3 DECID |
19 | 2, 14, 18 | ifcldadc 3471 | . 2 |
20 | simpr 109 | . . . . 5 | |
21 | 20 | eqeq1d 2126 | . . . 4 |
22 | opeq12 3677 | . . . 4 | |
23 | oveq12 5751 | . . . . 5 | |
24 | 20, 23 | opeq12d 3683 | . . . 4 |
25 | 21, 22, 24 | ifbieq12d 3468 | . . 3 |
26 | eucalgval.1 | . . 3 | |
27 | 25, 26 | ovmpoga 5868 | . 2 |
28 | 19, 27 | mpd3an3 1301 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 DECID wdc 804 wceq 1316 wcel 1465 wne 2285 cvv 2660 cif 3444 cop 3500 (class class class)co 5742 cmpo 5744 cc0 7588 cn 8684 cn0 8935 cz 9012 cmo 10050 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 588 ax-in2 589 ax-io 683 ax-5 1408 ax-7 1409 ax-gen 1410 ax-ie1 1454 ax-ie2 1455 ax-8 1467 ax-10 1468 ax-11 1469 ax-i12 1470 ax-bndl 1471 ax-4 1472 ax-13 1476 ax-14 1477 ax-17 1491 ax-i9 1495 ax-ial 1499 ax-i5r 1500 ax-ext 2099 ax-sep 4016 ax-pow 4068 ax-pr 4101 ax-un 4325 ax-setind 4422 ax-cnex 7679 ax-resscn 7680 ax-1cn 7681 ax-1re 7682 ax-icn 7683 ax-addcl 7684 ax-addrcl 7685 ax-mulcl 7686 ax-mulrcl 7687 ax-addcom 7688 ax-mulcom 7689 ax-addass 7690 ax-mulass 7691 ax-distr 7692 ax-i2m1 7693 ax-0lt1 7694 ax-1rid 7695 ax-0id 7696 ax-rnegex 7697 ax-precex 7698 ax-cnre 7699 ax-pre-ltirr 7700 ax-pre-ltwlin 7701 ax-pre-lttrn 7702 ax-pre-apti 7703 ax-pre-ltadd 7704 ax-pre-mulgt0 7705 ax-pre-mulext 7706 ax-arch 7707 |
This theorem depends on definitions: df-bi 116 df-dc 805 df-3or 948 df-3an 949 df-tru 1319 df-fal 1322 df-nf 1422 df-sb 1721 df-eu 1980 df-mo 1981 df-clab 2104 df-cleq 2110 df-clel 2113 df-nfc 2247 df-ne 2286 df-nel 2381 df-ral 2398 df-rex 2399 df-reu 2400 df-rmo 2401 df-rab 2402 df-v 2662 df-sbc 2883 df-csb 2976 df-dif 3043 df-un 3045 df-in 3047 df-ss 3054 df-nul 3334 df-if 3445 df-pw 3482 df-sn 3503 df-pr 3504 df-op 3506 df-uni 3707 df-int 3742 df-iun 3785 df-br 3900 df-opab 3960 df-mpt 3961 df-id 4185 df-po 4188 df-iso 4189 df-xp 4515 df-rel 4516 df-cnv 4517 df-co 4518 df-dm 4519 df-rn 4520 df-res 4521 df-ima 4522 df-iota 5058 df-fun 5095 df-fn 5096 df-f 5097 df-fv 5101 df-riota 5698 df-ov 5745 df-oprab 5746 df-mpo 5747 df-1st 6006 df-2nd 6007 df-pnf 7770 df-mnf 7771 df-xr 7772 df-ltxr 7773 df-le 7774 df-sub 7903 df-neg 7904 df-reap 8304 df-ap 8311 df-div 8400 df-inn 8685 df-n0 8936 df-z 9013 df-q 9368 df-rp 9398 df-fl 9998 df-mod 10051 |
This theorem is referenced by: eucalgval 11647 |
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