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Mirrors > Home > ILE Home > Th. List > dvds2subd | GIF version |
Description: Natural deduction form of dvds2sub 11455. (Contributed by Stanislas Polu, 9-Mar-2020.) |
Ref | Expression |
---|---|
dvds2subd.1 | ⊢ (𝜑 → 𝐾 ∈ ℤ) |
dvds2subd.2 | ⊢ (𝜑 → 𝐾 ∥ 𝑀) |
dvds2subd.3 | ⊢ (𝜑 → 𝐾 ∥ 𝑁) |
dvds2subd.4 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
dvds2subd.5 | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
Ref | Expression |
---|---|
dvds2subd | ⊢ (𝜑 → 𝐾 ∥ (𝑀 − 𝑁)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dvds2subd.2 | . 2 ⊢ (𝜑 → 𝐾 ∥ 𝑀) | |
2 | dvds2subd.3 | . 2 ⊢ (𝜑 → 𝐾 ∥ 𝑁) | |
3 | dvds2subd.1 | . . 3 ⊢ (𝜑 → 𝐾 ∈ ℤ) | |
4 | dvds2subd.4 | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
5 | dvds2subd.5 | . . 3 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
6 | dvds2sub 11455 | . . 3 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → ((𝐾 ∥ 𝑀 ∧ 𝐾 ∥ 𝑁) → 𝐾 ∥ (𝑀 − 𝑁))) | |
7 | 3, 4, 5, 6 | syl3anc 1201 | . 2 ⊢ (𝜑 → ((𝐾 ∥ 𝑀 ∧ 𝐾 ∥ 𝑁) → 𝐾 ∥ (𝑀 − 𝑁))) |
8 | 1, 2, 7 | mp2and 429 | 1 ⊢ (𝜑 → 𝐾 ∥ (𝑀 − 𝑁)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ∈ wcel 1465 class class class wbr 3899 (class class class)co 5742 − cmin 7901 ℤcz 9022 ∥ cdvds 11420 |
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-addcom 7688 ax-mulcom 7689 ax-addass 7690 ax-distr 7692 ax-i2m1 7693 ax-0lt1 7694 ax-0id 7696 ax-rnegex 7697 ax-cnre 7699 ax-pre-ltirr 7700 ax-pre-ltwlin 7701 ax-pre-lttrn 7702 ax-pre-ltadd 7704 |
This theorem depends on definitions: df-bi 116 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-rab 2402 df-v 2662 df-sbc 2883 df-dif 3043 df-un 3045 df-in 3047 df-ss 3054 df-pw 3482 df-sn 3503 df-pr 3504 df-op 3506 df-uni 3707 df-int 3742 df-br 3900 df-opab 3960 df-id 4185 df-xp 4515 df-rel 4516 df-cnv 4517 df-co 4518 df-dm 4519 df-iota 5058 df-fun 5095 df-fv 5101 df-riota 5698 df-ov 5745 df-oprab 5746 df-mpo 5747 df-pnf 7770 df-mnf 7771 df-xr 7772 df-ltxr 7773 df-le 7774 df-sub 7903 df-neg 7904 df-inn 8689 df-n0 8946 df-z 9023 df-dvds 11421 |
This theorem is referenced by: (None) |
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