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| Mirrors > Home > ILE Home > Th. List > zmodfz | GIF version | ||
| Description: An integer mod 𝐵 lies in the first 𝐵 nonnegative integers. (Contributed by Jeff Madsen, 17-Jun-2010.) |
| Ref | Expression |
|---|---|
| zmodfz | ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → (𝐴 mod 𝐵) ∈ (0...(𝐵 − 1))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zmodcl 10436 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → (𝐴 mod 𝐵) ∈ ℕ0) | |
| 2 | 1 | nn0zd 9446 | . 2 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → (𝐴 mod 𝐵) ∈ ℤ) |
| 3 | 1 | nn0ge0d 9305 | . 2 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → 0 ≤ (𝐴 mod 𝐵)) |
| 4 | zq 9700 | . . . 4 ⊢ (𝐴 ∈ ℤ → 𝐴 ∈ ℚ) | |
| 5 | 4 | adantr 276 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → 𝐴 ∈ ℚ) |
| 6 | nnq 9707 | . . . 4 ⊢ (𝐵 ∈ ℕ → 𝐵 ∈ ℚ) | |
| 7 | 6 | adantl 277 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → 𝐵 ∈ ℚ) |
| 8 | nngt0 9015 | . . . 4 ⊢ (𝐵 ∈ ℕ → 0 < 𝐵) | |
| 9 | 8 | adantl 277 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → 0 < 𝐵) |
| 10 | modqlt 10425 | . . 3 ⊢ ((𝐴 ∈ ℚ ∧ 𝐵 ∈ ℚ ∧ 0 < 𝐵) → (𝐴 mod 𝐵) < 𝐵) | |
| 11 | 5, 7, 9, 10 | syl3anc 1249 | . 2 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → (𝐴 mod 𝐵) < 𝐵) |
| 12 | 0z 9337 | . . 3 ⊢ 0 ∈ ℤ | |
| 13 | nnz 9345 | . . . 4 ⊢ (𝐵 ∈ ℕ → 𝐵 ∈ ℤ) | |
| 14 | 13 | adantl 277 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → 𝐵 ∈ ℤ) |
| 15 | elfzm11 10166 | . . 3 ⊢ ((0 ∈ ℤ ∧ 𝐵 ∈ ℤ) → ((𝐴 mod 𝐵) ∈ (0...(𝐵 − 1)) ↔ ((𝐴 mod 𝐵) ∈ ℤ ∧ 0 ≤ (𝐴 mod 𝐵) ∧ (𝐴 mod 𝐵) < 𝐵))) | |
| 16 | 12, 14, 15 | sylancr 414 | . 2 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → ((𝐴 mod 𝐵) ∈ (0...(𝐵 − 1)) ↔ ((𝐴 mod 𝐵) ∈ ℤ ∧ 0 ≤ (𝐴 mod 𝐵) ∧ (𝐴 mod 𝐵) < 𝐵))) |
| 17 | 2, 3, 11, 16 | mpbir3and 1182 | 1 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℕ) → (𝐴 mod 𝐵) ∈ (0...(𝐵 − 1))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∧ w3a 980 ∈ wcel 2167 class class class wbr 4033 (class class class)co 5922 0cc0 7879 1c1 7880 < clt 8061 ≤ cle 8062 − cmin 8197 ℕcn 8990 ℤcz 9326 ℚcq 9693 ...cfz 10083 mod cmo 10414 |
| 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-precex 7989 ax-cnre 7990 ax-pre-ltirr 7991 ax-pre-ltwlin 7992 ax-pre-lttrn 7993 ax-pre-apti 7994 ax-pre-ltadd 7995 ax-pre-mulgt0 7996 ax-pre-mulext 7997 ax-arch 7998 |
| 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-rmo 2483 df-rab 2484 df-v 2765 df-sbc 2990 df-csb 3085 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-iun 3918 df-br 4034 df-opab 4095 df-mpt 4096 df-id 4328 df-po 4331 df-iso 4332 df-xp 4669 df-rel 4670 df-cnv 4671 df-co 4672 df-dm 4673 df-rn 4674 df-res 4675 df-ima 4676 df-iota 5219 df-fun 5260 df-fn 5261 df-f 5262 df-fv 5266 df-riota 5877 df-ov 5925 df-oprab 5926 df-mpo 5927 df-1st 6198 df-2nd 6199 df-pnf 8063 df-mnf 8064 df-xr 8065 df-ltxr 8066 df-le 8067 df-sub 8199 df-neg 8200 df-reap 8602 df-ap 8609 df-div 8700 df-inn 8991 df-n0 9250 df-z 9327 df-q 9694 df-rp 9729 df-fz 10084 df-fl 10360 df-mod 10415 |
| This theorem is referenced by: zmodfzo 10439 mod2eq1n2dvds 12044 bezoutlemmain 12165 prmdiv 12403 4sqlem11 12570 lgsdir2lem3 15271 lgseisenlem1 15311 |
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