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| Mirrors > Home > MPE Home > Th. List > dvds0 | Structured version Visualization version GIF version | ||
| Description: Any integer divides 0. Theorem 1.1(g) in [ApostolNT] p. 14. (Contributed by Paul Chapman, 21-Mar-2011.) |
| Ref | Expression |
|---|---|
| dvds0 | ⊢ (𝑁 ∈ ℤ → 𝑁 ∥ 0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zcn 12623 | . . 3 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) | |
| 2 | 1 | mul02d 11435 | . 2 ⊢ (𝑁 ∈ ℤ → (0 · 𝑁) = 0) |
| 3 | 0z 12629 | . . 3 ⊢ 0 ∈ ℤ | |
| 4 | dvds0lem 16360 | . . . 4 ⊢ (((0 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 0 ∈ ℤ) ∧ (0 · 𝑁) = 0) → 𝑁 ∥ 0) | |
| 5 | 4 | ex 418 | . . 3 ⊢ ((0 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 0 ∈ ℤ) → ((0 · 𝑁) = 0 → 𝑁 ∥ 0)) |
| 6 | 3, 3, 5 | mp3an13 1481 | . 2 ⊢ (𝑁 ∈ ℤ → ((0 · 𝑁) = 0 → 𝑁 ∥ 0)) |
| 7 | 2, 6 | mpd 16 | 1 ⊢ (𝑁 ∈ ℤ → 𝑁 ∥ 0) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 class class class wbr 5107 (class class class)co 7416 0cc0 11127 · cmul 11132 ℤcz 12618 ∥ cdvds 16346 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7739 ax-resscn 11184 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-mulcom 11191 ax-addass 11192 ax-mulass 11193 ax-distr 11194 ax-i2m1 11195 ax-1ne0 11196 ax-1rid 11197 ax-rnegex 11198 ax-rrecex 11199 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 ax-pre-ltadd 11203 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-po 5567 df-so 5568 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7419 df-er 8699 df-en 8956 df-dom 8957 df-sdom 8958 df-pnf 11272 df-mnf 11273 df-ltxr 11275 df-neg 11471 df-z 12619 df-dvds 16347 |
| This theorem is used by: 0dvds 16370 fsumdvds 16402 alzdvds 16414 fzo0dvdseq 16417 z0even 16461 sadadd3 16555 gcddvds 16597 gcd0id 16613 bezoutlem4 16636 dfgcd2 16640 dvdssq 16661 dvdslcm 16692 lcmdvds 16702 dvdslcmf 16725 mulgcddvds 16749 odzdvds 16891 pcdvdsb 16965 pcz 16977 sylow2blem3 19753 odadd1 19979 odadd2 19980 cyggex2 20028 lgsne0 27572 lgsqr 27588 nn0prpw 36944 poimirlem25 38396 poimirlem26 38397 poimirlem27 38398 poimirlem28 38399 aks6d1c5lem1 43004 0dvds0 43204 dvdsexpnn0 43211 congid 43814 jm2.18 43831 jm2.19 43836 jm2.22 43838 jm2.23 43839 etransclem24 47088 etransclem25 47089 etransclem28 47092 |
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