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| Mirrors > Home > ILE Home > Th. List > divalgb | Unicode version | ||
| Description: Express the division
algorithm as stated in divalg 12089 in terms of
        | 
| Ref | Expression | 
|---|---|
| divalgb | 
 | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | df-3an 982 | 
. . . . . . . . 9
 | |
| 2 | 1 | rexbii 2504 | 
. . . . . . . 8
 | 
| 3 | r19.42v 2654 | 
. . . . . . . 8
 | |
| 4 | 2, 3 | bitri 184 | 
. . . . . . 7
 | 
| 5 | zsubcl 9367 | 
. . . . . . . . . . . 12
 | |
| 6 | divides 11954 | 
. . . . . . . . . . . 12
 | |
| 7 | 5, 6 | sylan2 286 | 
. . . . . . . . . . 11
 | 
| 8 | 7 | 3impb 1201 | 
. . . . . . . . . 10
 | 
| 9 | 8 | 3com12 1209 | 
. . . . . . . . 9
 | 
| 10 | zcn 9331 | 
. . . . . . . . . . . . . . . . . 18
 | |
| 11 | zcn 9331 | 
. . . . . . . . . . . . . . . . . 18
 | |
| 12 | zmulcl 9379 | 
. . . . . . . . . . . . . . . . . . 19
 | |
| 13 | 12 | zcnd 9449 | 
. . . . . . . . . . . . . . . . . 18
 | 
| 14 | subadd 8229 | 
. . . . . . . . . . . . . . . . . 18
 | |
| 15 | 10, 11, 13, 14 | syl3an 1291 | 
. . . . . . . . . . . . . . . . 17
 | 
| 16 | addcom 8163 | 
. . . . . . . . . . . . . . . . . . . 20
 | |
| 17 | 11, 13, 16 | syl2an 289 | 
. . . . . . . . . . . . . . . . . . 19
 | 
| 18 | 17 | 3adant1 1017 | 
. . . . . . . . . . . . . . . . . 18
 | 
| 19 | 18 | eqeq1d 2205 | 
. . . . . . . . . . . . . . . . 17
 | 
| 20 | 15, 19 | bitrd 188 | 
. . . . . . . . . . . . . . . 16
 | 
| 21 | eqcom 2198 | 
. . . . . . . . . . . . . . . 16
 | |
| 22 | eqcom 2198 | 
. . . . . . . . . . . . . . . 16
 | |
| 23 | 20, 21, 22 | 3bitr3g 222 | 
. . . . . . . . . . . . . . 15
 | 
| 24 | 23 | 3expia 1207 | 
. . . . . . . . . . . . . 14
 | 
| 25 | 24 | expcomd 1452 | 
. . . . . . . . . . . . 13
 | 
| 26 | 25 | 3impia 1202 | 
. . . . . . . . . . . 12
 | 
| 27 | 26 | imp 124 | 
. . . . . . . . . . 11
 | 
| 28 | 27 | rexbidva 2494 | 
. . . . . . . . . 10
 | 
| 29 | 28 | 3com23 1211 | 
. . . . . . . . 9
 | 
| 30 | 9, 29 | bitrd 188 | 
. . . . . . . 8
 | 
| 31 | 30 | anbi2d 464 | 
. . . . . . 7
 | 
| 32 | 4, 31 | bitr4id 199 | 
. . . . . 6
 | 
| 33 | anass 401 | 
. . . . . 6
 | |
| 34 | 32, 33 | bitrdi 196 | 
. . . . 5
 | 
| 35 | 34 | 3expa 1205 | 
. . . 4
 | 
| 36 | 35 | reubidva 2680 | 
. . 3
 | 
| 37 | elnn0z 9339 | 
. . . . . . 7
 | |
| 38 | 37 | anbi1i 458 | 
. . . . . 6
 | 
| 39 | anass 401 | 
. . . . . 6
 | |
| 40 | 38, 39 | bitri 184 | 
. . . . 5
 | 
| 41 | 40 | eubii 2054 | 
. . . 4
 | 
| 42 | df-reu 2482 | 
. . . 4
 | |
| 43 | df-reu 2482 | 
. . . 4
 | |
| 44 | 41, 42, 43 | 3bitr4ri 213 | 
. . 3
 | 
| 45 | 36, 44 | bitrdi 196 | 
. 2
 | 
| 46 | 45 | 3adant3 1019 | 
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 615 ax-in2 616 ax-io 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-13 2169 ax-14 2170 ax-ext 2178 ax-sep 4151 ax-pow 4207 ax-pr 4242 ax-un 4468 ax-setind 4573 ax-cnex 7970 ax-resscn 7971 ax-1cn 7972 ax-1re 7973 ax-icn 7974 ax-addcl 7975 ax-addrcl 7976 ax-mulcl 7977 ax-mulrcl 7978 ax-addcom 7979 ax-mulcom 7980 ax-addass 7981 ax-mulass 7982 ax-distr 7983 ax-i2m1 7984 ax-0lt1 7985 ax-1rid 7986 ax-0id 7987 ax-rnegex 7988 ax-cnre 7990 ax-pre-ltirr 7991 ax-pre-ltwlin 7992 ax-pre-lttrn 7993 ax-pre-ltadd 7995 | 
| This theorem depends on definitions: df-bi 117 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1475 df-sb 1777 df-eu 2048 df-mo 2049 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ne 2368 df-nel 2463 df-ral 2480 df-rex 2481 df-reu 2482 df-rab 2484 df-v 2765 df-sbc 2990 df-dif 3159 df-un 3161 df-in 3163 df-ss 3170 df-pw 3607 df-sn 3628 df-pr 3629 df-op 3631 df-uni 3840 df-int 3875 df-br 4034 df-opab 4095 df-id 4328 df-xp 4669 df-rel 4670 df-cnv 4671 df-co 4672 df-dm 4673 df-iota 5219 df-fun 5260 df-fv 5266 df-riota 5877 df-ov 5925 df-oprab 5926 df-mpo 5927 df-pnf 8063 df-mnf 8064 df-xr 8065 df-ltxr 8066 df-le 8067 df-sub 8199 df-neg 8200 df-inn 8991 df-n0 9250 df-z 9327 df-dvds 11953 | 
| This theorem is referenced by: divalg2 12091 | 
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