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| Mirrors > Home > MPE Home > Th. List > addmodid | Structured version Visualization version GIF version | ||
| Description: The sum of a positive integer and a nonnegative integer less than the positive integer is equal to the nonnegative integer modulo the positive integer. (Contributed by Alexander van der Vekens, 30-Oct-2018.) (Proof shortened by AV, 5-Jul-2020.) |
| Ref | Expression |
|---|---|
| addmodid | ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → ((𝑀 + 𝐴) mod 𝑀) = 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nncn 12240 | . . . . . . 7 ⊢ (𝑀 ∈ ℕ → 𝑀 ∈ ℂ) | |
| 2 | 1 | mullidd 11226 | . . . . . 6 ⊢ (𝑀 ∈ ℕ → (1 · 𝑀) = 𝑀) |
| 3 | 2 | 3ad2ant2 1150 | . . . . 5 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → (1 · 𝑀) = 𝑀) |
| 4 | 3 | eqcomd 2767 | . . . 4 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 𝑀 = (1 · 𝑀)) |
| 5 | 4 | oveq1d 7425 | . . 3 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → (𝑀 + 𝐴) = ((1 · 𝑀) + 𝐴)) |
| 6 | 5 | oveq1d 7425 | . 2 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → ((𝑀 + 𝐴) mod 𝑀) = (((1 · 𝑀) + 𝐴) mod 𝑀)) |
| 7 | 1zzd 12624 | . . 3 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 1 ∈ ℤ) | |
| 8 | nnrp 13027 | . . . 4 ⊢ (𝑀 ∈ ℕ → 𝑀 ∈ ℝ+) | |
| 9 | 8 | 3ad2ant2 1150 | . . 3 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 𝑀 ∈ ℝ+) |
| 10 | nn0re 12512 | . . . . . 6 ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℝ) | |
| 11 | 10 | rexrd 11258 | . . . . 5 ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℝ*) |
| 12 | 11 | 3ad2ant1 1149 | . . . 4 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 𝐴 ∈ ℝ*) |
| 13 | nn0ge0 12528 | . . . . 5 ⊢ (𝐴 ∈ ℕ0 → 0 ≤ 𝐴) | |
| 14 | 13 | 3ad2ant1 1149 | . . . 4 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 0 ≤ 𝐴) |
| 15 | simp3 1154 | . . . 4 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 𝐴 < 𝑀) | |
| 16 | 0xr 11255 | . . . . 5 ⊢ 0 ∈ ℝ* | |
| 17 | nnre 12239 | . . . . . . 7 ⊢ (𝑀 ∈ ℕ → 𝑀 ∈ ℝ) | |
| 18 | 17 | rexrd 11258 | . . . . . 6 ⊢ (𝑀 ∈ ℕ → 𝑀 ∈ ℝ*) |
| 19 | 18 | 3ad2ant2 1150 | . . . . 5 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 𝑀 ∈ ℝ*) |
| 20 | elico1 13414 | . . . . 5 ⊢ ((0 ∈ ℝ* ∧ 𝑀 ∈ ℝ*) → (𝐴 ∈ (0[,)𝑀) ↔ (𝐴 ∈ ℝ* ∧ 0 ≤ 𝐴 ∧ 𝐴 < 𝑀))) | |
| 21 | 16, 19, 20 | sylancr 598 | . . . 4 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → (𝐴 ∈ (0[,)𝑀) ↔ (𝐴 ∈ ℝ* ∧ 0 ≤ 𝐴 ∧ 𝐴 < 𝑀))) |
| 22 | 12, 14, 15, 21 | mpbir3and 1359 | . . 3 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → 𝐴 ∈ (0[,)𝑀)) |
| 23 | muladdmodid 13945 | . . 3 ⊢ ((1 ∈ ℤ ∧ 𝑀 ∈ ℝ+ ∧ 𝐴 ∈ (0[,)𝑀)) → (((1 · 𝑀) + 𝐴) mod 𝑀) = 𝐴) | |
| 24 | 7, 9, 22, 23 | syl3anc 1396 | . 2 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → (((1 · 𝑀) + 𝐴) mod 𝑀) = 𝐴) |
| 25 | 6, 24 | eqtrd 2796 | 1 ⊢ ((𝐴 ∈ ℕ0 ∧ 𝑀 ∈ ℕ ∧ 𝐴 < 𝑀) → ((𝑀 + 𝐴) mod 𝑀) = 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ w3a 1101 = wceq 1568 ∈ wcel 2141 class class class wbr 5108 (class class class)co 7410 0cc0 11099 1c1 11100 + caddc 11102 · cmul 11104 ℝ*cxr 11241 < clt 11242 ≤ cle 11243 ℕcn 12232 ℕ0cn0 12503 ℤcz 12590 ℝ+crp 13015 [,)cico 13373 mod cmo 13901 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7862 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8693 df-en 8943 df-dom 8944 df-sdom 8945 df-sup 9401 df-inf 9402 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-n0 12504 df-z 12591 df-uz 12862 df-rp 13016 df-ico 13377 df-fl 13824 df-mod 13902 |
| This theorem is referenced by: addmodidr 13955 cshwidxn 14845 eucrctshift 30560 ex-mod 30766 8mod5e3 48048 gpgedgvtx1 48772 |
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