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| Description: Cancellation of the embedded floor of a real divided by an integer. |
| Ref | Expression |
|---|---|
| fldiv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 1884 |
. . . . . . . . 9
| |
| 2 | eqid 1884 |
. . . . . . . . 9
| |
| 3 | 1, 2 | intfrac2 7495 |
. . . . . . . 8
|
| 4 | 3 | simp3d 890 |
. . . . . . 7
|
| 5 | 4 | adantr 425 |
. . . . . 6
|
| 6 | 5 | opreq1d 4897 |
. . . . 5
|
| 7 | reflcl 7466 |
. . . . . . . 8
| |
| 8 | 7 | recnd 6468 |
. . . . . . 7
|
| 9 | 8 | adantr 425 |
. . . . . 6
|
| 10 | resubcl 6601 |
. . . . . . . . 9
| |
| 11 | 7, 10 | mpdan 768 |
. . . . . . . 8
|
| 12 | 11 | recnd 6468 |
. . . . . . 7
|
| 13 | 12 | adantr 425 |
. . . . . 6
|
| 14 | nncn 7113 |
. . . . . . . 8
| |
| 15 | nnne0 7132 |
. . . . . . . 8
| |
| 16 | 14, 15 | jca 310 |
. . . . . . 7
|
| 17 | 16 | adantl 424 |
. . . . . 6
|
| 18 | divdir 6933 |
. . . . . 6
| |
| 19 | 9, 13, 17, 18 | syl111anc 1100 |
. . . . 5
|
| 20 | 6, 19 | eqtrd 1925 |
. . . 4
|
| 21 | eqid 1884 |
. . . . . . . 8
| |
| 22 | eqid 1884 |
. . . . . . . 8
| |
| 23 | 21, 22 | intfracq 7496 |
. . . . . . 7
|
| 24 | 23 | simp3d 890 |
. . . . . 6
|
| 25 | flcl 7465 |
. . . . . 6
| |
| 26 | 24, 25 | sylan 497 |
. . . . 5
|
| 27 | 26 | opreq1d 4897 |
. . . 4
|
| 28 | 7 | adantr 425 |
. . . . . . . 8
|
| 29 | nnre 7112 |
. . . . . . . . 9
| |
| 30 | 29 | adantl 424 |
. . . . . . . 8
|
| 31 | 15 | adantl 424 |
. . . . . . . 8
|
| 32 | redivcl 6978 |
. . . . . . . 8
| |
| 33 | 28, 30, 31, 32 | syl111anc 1100 |
. . . . . . 7
|
| 34 | reflcl 7466 |
. . . . . . 7
| |
| 35 | 33, 34 | syl 12 |
. . . . . 6
|
| 36 | 35 | recnd 6468 |
. . . . 5
|
| 37 | resubcl 6601 |
. . . . . . 7
| |
| 38 | 33, 35, 37 | syl11anc 524 |
. . . . . 6
|
| 39 | 38 | recnd 6468 |
. . . . 5
|
| 40 | 11 | adantr 425 |
. . . . . . 7
|
| 41 | redivcl 6978 |
. . . . . . 7
| |
| 42 | 40, 30, 31, 41 | syl111anc 1100 |
. . . . . 6
|
| 43 | 42 | recnd 6468 |
. . . . 5
|
| 44 | addass 6460 |
. . . . 5
| |
| 45 | 36, 39, 43, 44 | syl111anc 1100 |
. . . 4
|
| 46 | 20, 27, 45 | 3eqtrd 1929 |
. . 3
|
| 47 | 46 | fveq2d 4685 |
. 2
|
| 48 | flcl 7465 |
. . . . 5
| |
| 49 | 33, 48 | syl 12 |
. . . 4
|
| 50 | readdcl 6455 |
. . . . 5
| |
| 51 | 38, 42, 50 | syl11anc 524 |
. . . 4
|
| 52 | flbi2 7481 |
. . . 4
| |
| 53 | 49, 51, 52 | syl11anc 524 |
. . 3
|
| 54 | 23 | simp1d 888 |
. . . . 5
|
| 55 | 54, 25 | sylan 497 |
. . . 4
|
| 56 | divge0 7038 |
. . . . 5
| |
| 57 | fracge0 7471 |
. . . . . 6
| |
| 58 | 11, 57 | jca 310 |
. . . . 5
|
| 59 | nngt0 7129 |
. . . . . 6
| |
| 60 | 29, 59 | jca 310 |
. . . . 5
|
| 61 | 56, 58, 60 | syl2an 503 |
. . . 4
|
| 62 | addge0 6837 |
. . . 4
| |
| 63 | 38, 42, 55, 61, 62 | syl22anc 1101 |
. . 3
|
| 64 | peano2rem 6605 |
. . . . . . . . . 10
| |
| 65 | 29, 64 | syl 12 |
. . . . . . . . 9
|
| 66 | redivcl 6978 |
. . . . . . . . 9
| |
| 67 | 65, 29, 15, 66 | syl111anc 1100 |
. . . . . . . 8
|
| 68 | nnrecre 7136 |
. . . . . . . 8
| |
| 69 | 67, 68 | jca 310 |
. . . . . . 7
|
| 70 | 69 | adantl 424 |
. . . . . 6
|
| 71 | 38, 42, 70 | jca31 311 |
. . . . 5
|
| 72 | 23 | simp2d 889 |
. . . . . . 7
|
| 73 | 72, 25 | sylan 497 |
. . . . . 6
|
| 74 | fraclt1 7470 |
. . . . . . . 8
| |
| 75 | 74 | adantr 425 |
. . . . . . 7
|
| 76 | 1re 6598 |
. . . . . . . . 9
| |
| 77 | ltdiv1 7031 |
. . . . . . . . 9
| |
| 78 | 76, 77 | mp3an2 1179 |
. . . . . . . 8
|
| 79 | 78, 11, 60 | syl2an 503 |
. . . . . . 7
|
| 80 | 75, 79 | mpbid 212 |
. . . . . 6
|
| 81 | 73, 80 | jca 310 |
. . . . 5
|
| 82 | leltadd 6830 |
. . . . 5
| |
| 83 | 71, 81, 82 | sylc 83 |
. . . 4
|
| 84 | npcan 6559 |
. . . . . . . 8
| |
| 85 | ax1cn 6422 |
. . . . . . . 8
| |
| 86 | 84, 14, 85 | sylancl 525 |
. . . . . . 7
|
| 87 | 86 | opreq1d 4897 |
. . . . . 6
|
| 88 | 65 | recnd 6468 |
. . . . . . 7
|
| 89 | divdir 6933 |
. . . . . . . 8
| |
| 90 | 85, 89 | mp3an2 1179 |
. . . . . . 7
|
| 91 | 88, 14, 15, 90 | syl12anc 1098 |
. . . . . 6
|
| 92 | divid 6942 |
. . . . . . 7
| |
| 93 | 14, 15, 92 | syl11anc 524 |
. . . . . 6
|
| 94 | 87, 91, 93 | 3eqtr3d 1934 |
. . . . 5
|
| 95 | 94 | adantl 424 |
. . . 4
|
| 96 | 83, 95 | breqtrd 3361 |
. . 3
|
| 97 | 53, 63, 96 | mpbir2and 802 |
. 2
|
| 98 | 47, 97 | eqtr2d 1926 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: fldiv2 7498 modmulnn 7510 digit2 7904 |
| 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 ax-inf2 5731 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-3or 859 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-nel 2020 df-ral 2109 df-rex 2110 df-reu 2111 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-pss 2607 df-nul 2876 df-if 2983 df-pw 3035 df-sn 3049 df-pr 3050 df-tp 3052 df-op 3053 df-uni 3178 df-int 3215 df-iun 3257 df-br 3339 df-opab 3396 df-tr 3412 df-eprel 3583 df-id 3586 df-po 3591 df-so 3604 df-fr 3625 df-we 3644 df-ord 3660 df-on 3661 df-lim 3662 df-suc 3663 df-om 3950 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-f 4010 df-f1 4011 df-fo 4012 df-f1o 4013 df-fv 4014 df-opr 4886 df-oprab 4887 df-mpt 5006 df-1st 5020 df-2nd 5021 df-iota 5089 df-rdg 5140 df-1o 5177 df-oadd 5179 df-omul 5180 df-er 5318 df-ec 5320 df-qs 5323 df-en 5427 df-dom 5428 df-sdom 5429 df-undef 5556 df-riota 5560 df-ni 6152 df-pli 6153 df-mi 6154 df-lti 6155 df-plpq 6187 df-mpq 6188 df-enq 6189 df-nq 6190 df-plq 6191 df-mq 6192 df-rq 6193 df-ltq 6194 df-1q 6195 df-np 6238 df-1p 6239 df-plp 6240 df-mp 6241 df-ltp 6242 df-plpr 6316 df-mpr 6317 df-enr 6318 df-nr 6319 df-plr 6320 df-mr 6321 df-ltr 6322 df-0r 6323 df-1r 6324 df-m1r 6325 df-c 6392 df-0 6393 df-1 6394 df-i 6395 df-r 6396 df-plus 6397 df-mul 6398 df-lt 6399 df-sub 6511 df-neg 6513 df-pnf 6654 df-mnf 6655 df-xr 6656 df-ltxr 6657 df-le 6658 df-div 6892 df-n 7108 df-n0 7309 df-z 7345 df-fl 7463 |