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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 11459 | . 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 2145 (class class class)co 7417 ℂcc 11126 + caddc 11131 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7740 ax-resscn 11185 ax-1cn 11186 ax-icn 11187 ax-addcl 11188 ax-addrcl 11189 ax-mulcl 11190 ax-mulrcl 11191 ax-mulcom 11192 ax-addass 11193 ax-mulass 11194 ax-distr 11195 ax-i2m1 11196 ax-1ne0 11197 ax-1rid 11198 ax-rnegex 11199 ax-rrecex 11200 ax-cnre 11201 ax-pre-lttri 11202 ax-pre-lttrn 11203 ax-pre-ltadd 11204 |
| 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 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-po 5567 df-so 5568 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7420 df-er 8700 df-en 8957 df-dom 8958 df-sdom 8959 df-pnf 11273 df-mnf 11274 df-ltxr 11276 |
| This theorem is used by: binom3 14292 readd 15217 imadd 15225 bhmafibid1cn 15557 bhmafibid2cn 15558 bpoly4 16151 efi4p 16231 sadcaddlem 16553 sadadd2lem 16555 4sqlem11 17053 vdwlem6 17084 cphipval2 25475 ovolunlem1a 25730 uniioombllem3 25819 itgadd 26059 itgmulc2 26068 tanarg 26864 binom4 27095 dquart 27098 quart1 27101 axeuclidlem 29427 axcontlem8 29436 golem1 32760 archiabllem2c 33643 madjusmdetlem4 34348 itgaddnclem2 38436 itgaddnc 38437 itgmulc2nc 38445 dvnmul 46779 stoweidlem13 46849 sge0xaddlem1 47269 sin5tlem5 47749 opoeALTV 48607 itsclc0xyqsolr 49707 |
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