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| Mirrors > Home > MPE Home > Th. List > ltsub2dd | Structured version Visualization version GIF version | ||
| Description: Subtraction of both sides of 'less than'. (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 |
|---|---|
| ltsub2dd | ⊢ (𝜑 → (𝐶 − 𝐵) < (𝐶 − 𝐴)) |
| 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 | ltsub2d 11966 | . 2 ⊢ (𝜑 → (𝐴 < 𝐵 ↔ (𝐶 − 𝐵) < (𝐶 − 𝐴))) |
| 6 | 1, 5 | mpbid 235 | 1 ⊢ (𝜑 → (𝐶 − 𝐵) < (𝐶 − 𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 class class class wbr 5108 (class class class)co 7451 ℝcr 11238 < clt 11382 − cmin 11580 |
| 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 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 |
| 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-reu 3370 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 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-po 5566 df-so 5567 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-er 8755 df-en 9012 df-dom 9013 df-sdom 9014 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 |
| This theorem is used by: icodiamlt 15649 isercolllem1 15876 iccntr 25196 dvcnvre 26394 dvcvx 26395 tangtx 26891 logcnlem3 27029 ftalem5 27461 bposlem1 27668 chebbnd1lem3 27855 chtppilimlem1 27857 nbusgrvtxm1 30017 clwlkclwwlklem2fv2 30644 dya2icoseg 35020 rmspecsqrtnq 44179 sumnnodd 46915 limsupgtlem 47060 ioodvbdlimc1lem2 47215 ioodvbdlimc2lem 47217 stoweidlem13 47296 stoweidlem26 47309 stoweidlem34 47317 stoweidlem41 47324 dirkercncflem1 47386 fourierdlem19 47409 fourierdlem65 47454 fouriersw 47514 2timesltsqm1 48722 dignn0flhalflem1 50058 |
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