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Mirrors > Home > MPE Home > Th. List > sub4d | Structured version Visualization version GIF version |
Description: Rearrangement of 4 terms in a subtraction. (Contributed by Mario Carneiro, 27-May-2016.) |
Ref | Expression |
---|---|
negidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
pncand.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
subaddd.3 | ⊢ (𝜑 → 𝐶 ∈ ℂ) |
addsub4d.4 | ⊢ (𝜑 → 𝐷 ∈ ℂ) |
Ref | Expression |
---|---|
sub4d | ⊢ (𝜑 → ((𝐴 − 𝐵) − (𝐶 − 𝐷)) = ((𝐴 − 𝐶) − (𝐵 − 𝐷))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | negidd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
2 | pncand.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
3 | subaddd.3 | . 2 ⊢ (𝜑 → 𝐶 ∈ ℂ) | |
4 | addsub4d.4 | . 2 ⊢ (𝜑 → 𝐷 ∈ ℂ) | |
5 | sub4 10959 | . 2 ⊢ (((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) ∧ (𝐶 ∈ ℂ ∧ 𝐷 ∈ ℂ)) → ((𝐴 − 𝐵) − (𝐶 − 𝐷)) = ((𝐴 − 𝐶) − (𝐵 − 𝐷))) | |
6 | 1, 2, 3, 4, 5 | syl22anc 838 | 1 ⊢ (𝜑 → ((𝐴 − 𝐵) − (𝐶 − 𝐷)) = ((𝐴 − 𝐶) − (𝐵 − 𝐷))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2112 (class class class)co 7148 ℂcc 10563 − cmin 10898 |
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 1912 ax-6 1971 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2159 ax-12 2176 ax-ext 2730 ax-sep 5167 ax-nul 5174 ax-pow 5232 ax-pr 5296 ax-un 7457 ax-resscn 10622 ax-1cn 10623 ax-icn 10624 ax-addcl 10625 ax-addrcl 10626 ax-mulcl 10627 ax-mulrcl 10628 ax-mulcom 10629 ax-addass 10630 ax-mulass 10631 ax-distr 10632 ax-i2m1 10633 ax-1ne0 10634 ax-1rid 10635 ax-rnegex 10636 ax-rrecex 10637 ax-cnre 10638 ax-pre-lttri 10639 ax-pre-lttrn 10640 ax-pre-ltadd 10641 |
This theorem depends on definitions: df-bi 210 df-an 401 df-or 846 df-3or 1086 df-3an 1087 df-tru 1542 df-ex 1783 df-nf 1787 df-sb 2071 df-mo 2558 df-eu 2589 df-clab 2737 df-cleq 2751 df-clel 2831 df-nfc 2902 df-ne 2953 df-nel 3057 df-ral 3076 df-rex 3077 df-reu 3078 df-rab 3080 df-v 3412 df-sbc 3698 df-csb 3807 df-dif 3862 df-un 3864 df-in 3866 df-ss 3876 df-nul 4227 df-if 4419 df-pw 4494 df-sn 4521 df-pr 4523 df-op 4527 df-uni 4797 df-br 5031 df-opab 5093 df-mpt 5111 df-id 5428 df-po 5441 df-so 5442 df-xp 5528 df-rel 5529 df-cnv 5530 df-co 5531 df-dm 5532 df-rn 5533 df-res 5534 df-ima 5535 df-iota 6292 df-fun 6335 df-fn 6336 df-f 6337 df-f1 6338 df-fo 6339 df-f1o 6340 df-fv 6341 df-riota 7106 df-ov 7151 df-oprab 7152 df-mpo 7153 df-er 8297 df-en 8526 df-dom 8527 df-sdom 8528 df-pnf 10705 df-mnf 10706 df-ltxr 10708 df-sub 10900 |
This theorem is referenced by: modsubdir 13347 bpolydiflem 15446 dvfsumabs 24712 ulmdvlem1 25084 lgamcvg2 25729 mulog2sumlem1 26207 pntrsumo1 26238 selberg4r 26243 pntrlog2bndlem2 26251 pntrlog2bndlem4 26253 pntpbnd1a 26258 signslema 32050 irrapxlem3 40128 jm2.18 40292 stoweidlem13 43011 |
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