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| Mirrors > Home > MPE Home > Th. List > ltadd1dd | Structured version Visualization version GIF version | ||
| Description: Addition to both sides of 'less than'. Theorem I.18 of [Apostol] p. 20. (Contributed by Mario Carneiro, 30-May-2016.) |
| Ref | Expression |
|---|---|
| leidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| ltnegd.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
| ltadd1d.3 | ⊢ (𝜑 → 𝐶 ∈ ℝ) |
| ltadd1dd.4 | ⊢ (𝜑 → 𝐴 < 𝐵) |
| Ref | Expression |
|---|---|
| ltadd1dd | ⊢ (𝜑 → (𝐴 + 𝐶) < (𝐵 + 𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltadd1dd.4 | . 2 ⊢ (𝜑 → 𝐴 < 𝐵) | |
| 2 | leidd.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 3 | ltnegd.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
| 4 | ltadd1d.3 | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℝ) | |
| 5 | 2, 3, 4 | ltadd1d 11810 | . 2 ⊢ (𝜑 → (𝐴 < 𝐵 ↔ (𝐴 + 𝐶) < (𝐵 + 𝐶))) |
| 6 | 1, 5 | mpbid 235 | 1 ⊢ (𝜑 → (𝐴 + 𝐶) < (𝐵 + 𝐶)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2150 class class class wbr 5114 (class class class)co 7414 ℝcr 11102 + caddc 11106 < clt 11246 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2152 ax-9 2160 ax-10 2183 ax-11 2199 ax-12 2220 ax-ext 2742 ax-sep 5262 ax-nul 5274 ax-pow 5340 ax-pr 5408 ax-un 7736 ax-resscn 11160 ax-1cn 11161 ax-icn 11162 ax-addcl 11163 ax-addrcl 11164 ax-mulcl 11165 ax-mulrcl 11166 ax-mulcom 11167 ax-addass 11168 ax-mulass 11169 ax-distr 11170 ax-i2m1 11171 ax-1ne0 11172 ax-1rid 11173 ax-rnegex 11174 ax-rrecex 11175 ax-cnre 11176 ax-pre-lttri 11177 ax-pre-lttrn 11178 ax-pre-ltadd 11179 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2099 df-mo 2574 df-eu 2604 df-clab 2749 df-cleq 2762 df-clel 2845 df-nfc 2919 df-ne 2966 df-nel 3072 df-ral 3087 df-rex 3097 df-rab 3424 df-v 3464 df-sbc 3753 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-mpt 5198 df-id 5560 df-po 5573 df-so 5574 df-xp 5671 df-rel 5672 df-cnv 5673 df-co 5674 df-dm 5675 df-rn 5676 df-res 5677 df-ima 5678 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7417 df-er 8697 df-en 8947 df-dom 8948 df-sdom 8949 df-pnf 11248 df-mnf 11249 df-ltxr 11251 |
| This theorem is referenced by: nnne0 12273 fzoaddel 13749 elincfzoext 13755 fladdz 13861 fzsdom2 14468 sadcaddlem 16518 iserodd 16898 4sqlem12 17019 efif1olem1 26687 atanlogsublem 27060 subfacval3 35639 poimirlem15 38234 itg2addnclem3 38272 aks4d1p1p6 42790 aks4d1p1p5 42792 fltnlta 43347 3cubeslem1 43367 rmspecfund 43588 jm2.24nn 43638 ltadd12dd 46011 infleinflem2 46038 iooshift 46190 iblspltprt 46639 itgspltprt 46645 stirlinglem5 46744 dirkercncflem1 46769 fourierdlem19 46792 fourierdlem35 46808 fourierdlem41 46814 fourierdlem47 46819 fourierdlem48 46820 fourierdlem49 46821 fourierdlem51 46823 fourierdlem64 46836 fourierdlem79 46851 fourierdlem81 46853 fourierdlem92 46864 fourierdlem112 46884 sqwvfoura 46894 sqwvfourb 46895 fouriersw 46897 smflimlem4 47440 ormkglobd 47543 2pwp1prm 48290 |
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