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| Mirrors > Home > MPE Home > Th. List > add4d | Structured version Visualization version GIF version | ||
| Description: Rearrangement of 4 terms in a sum. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| addd.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| addd.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| addd.3 | ⊢ (𝜑 → 𝐶 ∈ ℂ) |
| add4d.4 | ⊢ (𝜑 → 𝐷 ∈ ℂ) |
| Ref | Expression |
|---|---|
| add4d | ⊢ (𝜑 → ((𝐴 + 𝐵) + (𝐶 + 𝐷)) = ((𝐴 + 𝐶) + (𝐵 + 𝐷))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | addd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 3 | addd.3 | . 2 ⊢ (𝜑 → 𝐶 ∈ ℂ) | |
| 4 | add4d.4 | . 2 ⊢ (𝜑 → 𝐷 ∈ ℂ) | |
| 5 | add4 11558 | . 2 ⊢ (((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) ∧ (𝐶 ∈ ℂ ∧ 𝐷 ∈ ℂ)) → ((𝐴 + 𝐵) + (𝐶 + 𝐷)) = ((𝐴 + 𝐶) + (𝐵 + 𝐷))) | |
| 6 | 1, 2, 3, 4, 5 | syl22anc 852 | 1 ⊢ (𝜑 → ((𝐴 + 𝐵) + (𝐶 + 𝐷)) = ((𝐴 + 𝐶) + (𝐵 + 𝐷))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 (class class class)co 7443 ℂcc 11225 + caddc 11230 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7775 ax-resscn 11284 ax-1cn 11285 ax-icn 11286 ax-addcl 11287 ax-addrcl 11288 ax-mulcl 11289 ax-mulrcl 11290 ax-mulcom 11291 ax-addass 11292 ax-mulass 11293 ax-distr 11294 ax-i2m1 11295 ax-1ne0 11296 ax-1rid 11297 ax-rnegex 11298 ax-rrecex 11299 ax-cnre 11300 ax-pre-lttri 11301 ax-pre-lttrn 11302 ax-pre-ltadd 11303 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6512 df-fun 6560 df-fn 6561 df-f 6562 df-f1 6563 df-fo 6564 df-f1o 6565 df-fv 6566 df-ov 7446 df-er 8745 df-en 9002 df-dom 9003 df-sdom 9004 df-pnf 11372 df-mnf 11373 df-ltxr 11375 |
| This theorem is used by: binom3 14395 readd 15322 imadd 15330 bhmafibid1cn 15662 bhmafibid2cn 15663 bpoly4 16254 efi4p 16334 sadcaddlem 16656 sadadd2lem 16658 4sqlem11 17162 vdwlem6 17193 cphipval2 25592 ovolunlem1a 25847 uniioombllem3 25936 itgadd 26175 itgmulc2 26184 tanarg 26977 binom4 27208 dquart 27211 quart1 27214 axeuclidlem 29570 axcontlem8 29579 golem1 32903 archiabllem2c 33826 madjusmdetlem4 34532 itgaddnclem2 38789 itgaddnc 38790 itgmulc2nc 38798 dvnmul 47158 stoweidlem13 47228 sge0xaddlem1 47648 sin5tlem5 48128 opoeALTV 48986 itsclc0xyqsolr 50086 |
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