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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 13602 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → (𝐴 mod 𝑀) ∈ ℝ) | |
2 | simpl 483 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → 𝐴 ∈ ℝ) | |
3 | 1, 2 | jca 512 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) ∈ ℝ ∧ 𝐴 ∈ ℝ)) |
4 | 3 | 3adant2 1130 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) ∈ ℝ ∧ 𝐴 ∈ ℝ)) |
5 | 3simpc 1149 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → (𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+)) | |
6 | modabs2 13634 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) mod 𝑀) = (𝐴 mod 𝑀)) | |
7 | 6 | 3adant2 1130 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝑀 ∈ ℝ+) → ((𝐴 mod 𝑀) mod 𝑀) = (𝐴 mod 𝑀)) |
8 | modadd1 13637 | . 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 1370 | 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 396 ∧ w3a 1086 = wceq 1539 ∈ wcel 2107 (class class class)co 7284 ℝcr 10879 + caddc 10883 ℝ+crp 12739 mod cmo 13598 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2710 ax-sep 5224 ax-nul 5231 ax-pow 5289 ax-pr 5353 ax-un 7597 ax-cnex 10936 ax-resscn 10937 ax-1cn 10938 ax-icn 10939 ax-addcl 10940 ax-addrcl 10941 ax-mulcl 10942 ax-mulrcl 10943 ax-mulcom 10944 ax-addass 10945 ax-mulass 10946 ax-distr 10947 ax-i2m1 10948 ax-1ne0 10949 ax-1rid 10950 ax-rnegex 10951 ax-rrecex 10952 ax-cnre 10953 ax-pre-lttri 10954 ax-pre-lttrn 10955 ax-pre-ltadd 10956 ax-pre-mulgt0 10957 ax-pre-sup 10958 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2541 df-eu 2570 df-clab 2717 df-cleq 2731 df-clel 2817 df-nfc 2890 df-ne 2945 df-nel 3051 df-ral 3070 df-rex 3071 df-rmo 3072 df-reu 3073 df-rab 3074 df-v 3435 df-sbc 3718 df-csb 3834 df-dif 3891 df-un 3893 df-in 3895 df-ss 3905 df-pss 3907 df-nul 4258 df-if 4461 df-pw 4536 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4841 df-iun 4927 df-br 5076 df-opab 5138 df-mpt 5159 df-tr 5193 df-id 5490 df-eprel 5496 df-po 5504 df-so 5505 df-fr 5545 df-we 5547 df-xp 5596 df-rel 5597 df-cnv 5598 df-co 5599 df-dm 5600 df-rn 5601 df-res 5602 df-ima 5603 df-pred 6206 df-ord 6273 df-on 6274 df-lim 6275 df-suc 6276 df-iota 6395 df-fun 6439 df-fn 6440 df-f 6441 df-f1 6442 df-fo 6443 df-f1o 6444 df-fv 6445 df-riota 7241 df-ov 7287 df-oprab 7288 df-mpo 7289 df-om 7722 df-2nd 7841 df-frecs 8106 df-wrecs 8137 df-recs 8211 df-rdg 8250 df-er 8507 df-en 8743 df-dom 8744 df-sdom 8745 df-sup 9210 df-inf 9211 df-pnf 11020 df-mnf 11021 df-xr 11022 df-ltxr 11023 df-le 11024 df-sub 11216 df-neg 11217 df-div 11642 df-nn 11983 df-n0 12243 df-z 12329 df-uz 12592 df-rp 12740 df-fl 13521 df-mod 13599 |
This theorem is referenced by: mulp1mod1 13641 modadd2mod 13650 modm1p1mod0 13651 modltm1p1mod 13652 modaddmulmod 13667 addmodlteq 13675 cshwidxmodr 14526 2cshw 14535 cshweqrep 14543 p1modz1 15979 mod2eq1n2dvds 16065 |
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