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| Mirrors > Home > ILE Home > Th. List > dvds2ln | Unicode version | ||
| Description: If an integer divides each of two other integers, it divides any linear combination of them. Theorem 1.1(c) in [ApostolNT] p. 14 (linearity property of the divides relation). (Contributed by Paul Chapman, 21-Mar-2011.) |
| Ref | Expression |
|---|---|
| dvds2ln |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr1 1029 |
. . 3
| |
| 2 | simpr2 1030 |
. . 3
| |
| 3 | 1, 2 | jca 306 |
. 2
|
| 4 | simpr3 1031 |
. . 3
| |
| 5 | 1, 4 | jca 306 |
. 2
|
| 6 | simpll 527 |
. . . . 5
| |
| 7 | 6, 2 | zmulcld 9607 |
. . . 4
|
| 8 | simplr 529 |
. . . . 5
| |
| 9 | 8, 4 | zmulcld 9607 |
. . . 4
|
| 10 | 7, 9 | zaddcld 9605 |
. . 3
|
| 11 | 1, 10 | jca 306 |
. 2
|
| 12 | zmulcl 9532 |
. . . . . . . 8
| |
| 13 | zmulcl 9532 |
. . . . . . . 8
| |
| 14 | 12, 13 | anim12i 338 |
. . . . . . 7
|
| 15 | 14 | an4s 592 |
. . . . . 6
|
| 16 | 15 | expcom 116 |
. . . . 5
|
| 17 | 16 | adantr 276 |
. . . 4
|
| 18 | 17 | imp 124 |
. . 3
|
| 19 | zaddcl 9518 |
. . 3
| |
| 20 | 18, 19 | syl 14 |
. 2
|
| 21 | zcn 9483 |
. . . . . . . 8
| |
| 22 | zcn 9483 |
. . . . . . . 8
| |
| 23 | 21, 22 | anim12i 338 |
. . . . . . 7
|
| 24 | 18, 23 | syl 14 |
. . . . . 6
|
| 25 | 1 | zcnd 9602 |
. . . . . . 7
|
| 26 | 25 | adantr 276 |
. . . . . 6
|
| 27 | adddir 8169 |
. . . . . . 7
| |
| 28 | 27 | 3expa 1229 |
. . . . . 6
|
| 29 | 24, 26, 28 | syl2anc 411 |
. . . . 5
|
| 30 | zcn 9483 |
. . . . . . . . 9
| |
| 31 | 30 | adantr 276 |
. . . . . . . 8
|
| 32 | 31 | adantl 277 |
. . . . . . 7
|
| 33 | zcn 9483 |
. . . . . . . 8
| |
| 34 | 33 | ad3antrrr 492 |
. . . . . . 7
|
| 35 | 32, 34, 26 | mul32d 8331 |
. . . . . 6
|
| 36 | zcn 9483 |
. . . . . . . . 9
| |
| 37 | 36 | adantl 277 |
. . . . . . . 8
|
| 38 | 37 | adantl 277 |
. . . . . . 7
|
| 39 | 8 | zcnd 9602 |
. . . . . . . 8
|
| 40 | 39 | adantr 276 |
. . . . . . 7
|
| 41 | 38, 40, 26 | mul32d 8331 |
. . . . . 6
|
| 42 | 35, 41 | oveq12d 6035 |
. . . . 5
|
| 43 | 32, 26 | mulcld 8199 |
. . . . . . 7
|
| 44 | 43, 34 | mulcomd 8200 |
. . . . . 6
|
| 45 | 38, 26 | mulcld 8199 |
. . . . . . 7
|
| 46 | 45, 40 | mulcomd 8200 |
. . . . . 6
|
| 47 | 44, 46 | oveq12d 6035 |
. . . . 5
|
| 48 | 29, 42, 47 | 3eqtrd 2268 |
. . . 4
|
| 49 | oveq2 6025 |
. . . . 5
| |
| 50 | oveq2 6025 |
. . . . 5
| |
| 51 | 49, 50 | oveqan12d 6036 |
. . . 4
|
| 52 | 48, 51 | sylan9eq 2284 |
. . 3
|
| 53 | 52 | ex 115 |
. 2
|
| 54 | 3, 5, 11, 20, 53 | dvds2lem 12363 |
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-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8122 ax-resscn 8123 ax-1cn 8124 ax-1re 8125 ax-icn 8126 ax-addcl 8127 ax-addrcl 8128 ax-mulcl 8129 ax-mulrcl 8130 ax-addcom 8131 ax-mulcom 8132 ax-addass 8133 ax-mulass 8134 ax-distr 8135 ax-i2m1 8136 ax-0lt1 8137 ax-1rid 8138 ax-0id 8139 ax-rnegex 8140 ax-cnre 8142 ax-pre-ltirr 8143 ax-pre-ltwlin 8144 ax-pre-lttrn 8145 ax-pre-ltadd 8147 |
| This theorem depends on definitions: df-bi 117 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-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 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-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-iota 5286 df-fun 5328 df-fv 5334 df-riota 5970 df-ov 6020 df-oprab 6021 df-mpo 6022 df-pnf 8215 df-mnf 8216 df-xr 8217 df-ltxr 8218 df-le 8219 df-sub 8351 df-neg 8352 df-inn 9143 df-n0 9402 df-z 9479 df-dvds 12348 |
| This theorem is referenced by: gcdaddm 12554 dvdsgcd 12582 |
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