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| Mirrors > Home > MPE Home > Th. List > modaddmod | Structured version Visualization version GIF version | ||
| Description: The sum of a real number modulo a positive real number and another real number equals the sum of the two real numbers modulo the positive real number. (Contributed by Alexander van der Vekens, 13-May-2018.) |
| Ref | Expression |
|---|---|
| modaddmod | ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → (((𝐴 mod 𝑀) + 𝐵) mod 𝑀) = ((𝐴 + 𝐵) mod 𝑀)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | modcl 13821 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → (𝐴 mod 𝑀) ∈ ℝ) | |
| 2 | simpl 482 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → 𝐴 ∈ ℝ) | |
| 3 | 1, 2 | jca 511 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) ∈ ℝ ∧ 𝐴 ∈ ℝ)) |
| 4 | 3 | 3adant2 1132 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) ∈ ℝ ∧ 𝐴 ∈ ℝ)) |
| 5 | 3simpc 1151 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → (𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+)) | |
| 6 | modabs2 13853 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) mod 𝑀) = (𝐴 mod 𝑀)) | |
| 7 | 6 | 3adant2 1132 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) mod 𝑀) = (𝐴 mod 𝑀)) |
| 8 | modadd1 13856 | . 2 ⊢ ((((𝐴 mod 𝑀) ∈ ℝ ∧ 𝐴 ∈ ℝ) ∧ (𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) ∧ ((𝐴 mod 𝑀) mod 𝑀) = (𝐴 mod 𝑀)) → (((𝐴 mod 𝑀) + 𝐵) mod 𝑀) = ((𝐴 + 𝐵) mod 𝑀)) | |
| 9 | 4, 5, 7, 8 | syl3anc 1374 | 1 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → (((𝐴 mod 𝑀) + 𝐵) mod 𝑀) = ((𝐴 + 𝐵) mod 𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 (class class class)co 7356 ℝcr 11026 + caddc 11030 ℝ+crp 12931 mod cmo 13817 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 ax-pre-sup 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3060 df-rmo 3340 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-2nd 7932 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-er 8632 df-en 8883 df-dom 8884 df-sdom 8885 df-sup 9344 df-inf 9345 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-div 11797 df-nn 12164 df-n0 12427 df-z 12514 df-uz 12778 df-rp 12932 df-fl 13740 df-mod 13818 |
| This theorem is referenced by: mulp1mod1 13862 muladdmod 13863 modadd2mod 13872 modm1p1mod0 13873 modltm1p1mod 13874 modaddmulmod 13889 addmodlteq 13897 cshwidxmodr 14755 2cshw 14764 cshweqrep 14772 p1modz1 16217 mod2eq1n2dvds 16305 gpg5nbgrvtx03starlem2 48533 gpg5nbgrvtx13starlem2 48536 gpg3kgrtriexlem2 48548 |
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