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Mirrors > Home > MPE Home > Th. List > modsub12d | Structured version Visualization version GIF version |
Description: Subtraction property of the modulo operation. (Contributed by Mario Carneiro, 9-Sep-2016.) |
Ref | Expression |
---|---|
modadd12d.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
modadd12d.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
modadd12d.3 | ⊢ (𝜑 → 𝐶 ∈ ℝ) |
modadd12d.4 | ⊢ (𝜑 → 𝐷 ∈ ℝ) |
modadd12d.5 | ⊢ (𝜑 → 𝐸 ∈ ℝ+) |
modadd12d.6 | ⊢ (𝜑 → (𝐴 mod 𝐸) = (𝐵 mod 𝐸)) |
modadd12d.7 | ⊢ (𝜑 → (𝐶 mod 𝐸) = (𝐷 mod 𝐸)) |
Ref | Expression |
---|---|
modsub12d | ⊢ (𝜑 → ((𝐴 − 𝐶) mod 𝐸) = ((𝐵 − 𝐷) mod 𝐸)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | modadd12d.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
2 | modadd12d.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
3 | modadd12d.3 | . . . 4 ⊢ (𝜑 → 𝐶 ∈ ℝ) | |
4 | 3 | renegcld 11620 | . . 3 ⊢ (𝜑 → -𝐶 ∈ ℝ) |
5 | modadd12d.4 | . . . 4 ⊢ (𝜑 → 𝐷 ∈ ℝ) | |
6 | 5 | renegcld 11620 | . . 3 ⊢ (𝜑 → -𝐷 ∈ ℝ) |
7 | modadd12d.5 | . . 3 ⊢ (𝜑 → 𝐸 ∈ ℝ+) | |
8 | modadd12d.6 | . . 3 ⊢ (𝜑 → (𝐴 mod 𝐸) = (𝐵 mod 𝐸)) | |
9 | modadd12d.7 | . . . 4 ⊢ (𝜑 → (𝐶 mod 𝐸) = (𝐷 mod 𝐸)) | |
10 | 3, 5, 7, 9 | modnegd 13870 | . . 3 ⊢ (𝜑 → (-𝐶 mod 𝐸) = (-𝐷 mod 𝐸)) |
11 | 1, 2, 4, 6, 7, 8, 10 | modadd12d 13871 | . 2 ⊢ (𝜑 → ((𝐴 + -𝐶) mod 𝐸) = ((𝐵 + -𝐷) mod 𝐸)) |
12 | 1 | recnd 11221 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
13 | 3 | recnd 11221 | . . . 4 ⊢ (𝜑 → 𝐶 ∈ ℂ) |
14 | 12, 13 | negsubd 11556 | . . 3 ⊢ (𝜑 → (𝐴 + -𝐶) = (𝐴 − 𝐶)) |
15 | 14 | oveq1d 7405 | . 2 ⊢ (𝜑 → ((𝐴 + -𝐶) mod 𝐸) = ((𝐴 − 𝐶) mod 𝐸)) |
16 | 2 | recnd 11221 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ ℂ) |
17 | 5 | recnd 11221 | . . . 4 ⊢ (𝜑 → 𝐷 ∈ ℂ) |
18 | 16, 17 | negsubd 11556 | . . 3 ⊢ (𝜑 → (𝐵 + -𝐷) = (𝐵 − 𝐷)) |
19 | 18 | oveq1d 7405 | . 2 ⊢ (𝜑 → ((𝐵 + -𝐷) mod 𝐸) = ((𝐵 − 𝐷) mod 𝐸)) |
20 | 11, 15, 19 | 3eqtr3d 2779 | 1 ⊢ (𝜑 → ((𝐴 − 𝐶) mod 𝐸) = ((𝐵 − 𝐷) mod 𝐸)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2106 (class class class)co 7390 ℝcr 11088 + caddc 11092 − cmin 11423 -cneg 11424 ℝ+crp 12953 mod cmo 13813 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2702 ax-sep 5289 ax-nul 5296 ax-pow 5353 ax-pr 5417 ax-un 7705 ax-cnex 11145 ax-resscn 11146 ax-1cn 11147 ax-icn 11148 ax-addcl 11149 ax-addrcl 11150 ax-mulcl 11151 ax-mulrcl 11152 ax-mulcom 11153 ax-addass 11154 ax-mulass 11155 ax-distr 11156 ax-i2m1 11157 ax-1ne0 11158 ax-1rid 11159 ax-rnegex 11160 ax-rrecex 11161 ax-cnre 11162 ax-pre-lttri 11163 ax-pre-lttrn 11164 ax-pre-ltadd 11165 ax-pre-mulgt0 11166 ax-pre-sup 11167 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3375 df-reu 3376 df-rab 3430 df-v 3472 df-sbc 3771 df-csb 3887 df-dif 3944 df-un 3946 df-in 3948 df-ss 3958 df-pss 3960 df-nul 4316 df-if 4520 df-pw 4595 df-sn 4620 df-pr 4622 df-op 4626 df-uni 4899 df-iun 4989 df-br 5139 df-opab 5201 df-mpt 5222 df-tr 5256 df-id 5564 df-eprel 5570 df-po 5578 df-so 5579 df-fr 5621 df-we 5623 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6286 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6531 df-fn 6532 df-f 6533 df-f1 6534 df-fo 6535 df-f1o 6536 df-fv 6537 df-riota 7346 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7836 df-2nd 7955 df-frecs 8245 df-wrecs 8276 df-recs 8350 df-rdg 8389 df-er 8683 df-en 8920 df-dom 8921 df-sdom 8922 df-sup 9416 df-inf 9417 df-pnf 11229 df-mnf 11230 df-xr 11231 df-ltxr 11232 df-le 11233 df-sub 11425 df-neg 11426 df-div 11851 df-nn 12192 df-n0 12452 df-z 12538 df-uz 12802 df-rp 12954 df-fl 13736 df-mod 13814 |
This theorem is referenced by: modsubmod 13873 modsubmodmod 13874 fermltlchr 32335 znfermltl 32336 proththd 46040 |
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