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| Mirrors > Home > MPE Home > Th. List > lemul1ad | Structured version Visualization version GIF version | ||
| Description: Multiplication of both sides of 'less than or equal to' by a nonnegative number. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| ltp1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| divgt0d.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
| lemul1ad.3 | ⊢ (𝜑 → 𝐶 ∈ ℝ) |
| lemul1ad.4 | ⊢ (𝜑 → 0 ≤ 𝐶) |
| lemul1ad.5 | ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| Ref | Expression |
|---|---|
| lemul1ad | ⊢ (𝜑 → (𝐴 · 𝐶) ≤ (𝐵 · 𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltp1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | divgt0d.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
| 3 | lemul1ad.3 | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℝ) | |
| 4 | lemul1ad.4 | . . 3 ⊢ (𝜑 → 0 ≤ 𝐶) | |
| 5 | 3, 4 | jca 520 | . 2 ⊢ (𝜑 → (𝐶 ∈ ℝ ∧ 0 ≤ 𝐶)) |
| 6 | lemul1ad.5 | . 2 ⊢ (𝜑 → 𝐴 ≤ 𝐵) | |
| 7 | lemul1a 12070 | . 2 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ (𝐶 ∈ ℝ ∧ 0 ≤ 𝐶)) ∧ 𝐴 ≤ 𝐵) → (𝐴 · 𝐶) ≤ (𝐵 · 𝐶)) | |
| 8 | 1, 2, 5, 6, 7 | syl31anc 1400 | 1 ⊢ (𝜑 → (𝐴 · 𝐶) ≤ (𝐵 · 𝐶)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∈ wcel 2143 class class class wbr 5110 (class class class)co 7412 ℝcr 11100 0cc0 11101 · cmul 11106 ≤ cle 11245 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 ax-resscn 11158 ax-1cn 11159 ax-icn 11160 ax-addcl 11161 ax-addrcl 11162 ax-mulcl 11163 ax-mulrcl 11164 ax-mulcom 11165 ax-addass 11166 ax-mulass 11167 ax-distr 11168 ax-i2m1 11169 ax-1ne0 11170 ax-1rid 11171 ax-rnegex 11172 ax-rrecex 11173 ax-cnre 11174 ax-pre-lttri 11175 ax-pre-lttrn 11176 ax-pre-ltadd 11177 ax-pre-mulgt0 11178 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5558 df-po 5571 df-so 5572 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-er 8695 df-en 8945 df-dom 8946 df-sdom 8947 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11444 df-neg 11445 |
| This theorem is referenced by: bernneq 14267 o1fsum 15867 cvgrat 15939 prmreclem3 16979 nlmvscnlem2 24823 nghmcn 24883 ipcnlem2 25384 dvlip 26133 dvlipcn 26134 dvfsumlem4 26169 dvfsum2 26174 aalioulem3 26476 radcnvlem1 26554 radcnvlem2 26555 abelthlem5 26576 abelthlem7 26579 logtayllem 26802 abscxpbnd 26896 efrlim 27112 lgamgulmlem5 27175 chpub 27362 2sqlem8 27568 rplogsumlem1 27626 rpvmasumlem 27629 dchrisumlem3 27633 dchrvmasumlem3 27641 mulog2sumlem2 27677 selberglem2 27688 selberg2lem 27692 pntrlog2bndlem3 27721 pntrlog2bndlem5 27723 pntlemj 27745 ostth2lem2 27776 axpaschlem 29268 smcnlem 31027 htthlem 31247 lnconi 32363 cnlnadjlem7 32403 nnmulge 33062 nexple 33155 logdivsqrle 35015 hgt750lemf 35018 bfplem2 38452 aks4d1p1p7 42819 posbezout 42845 aks6d1c7lem1 42925 fltnltalem 43374 jm2.24nn 43666 areaquad 43923 int-ineq2ndprincd 44899 fmul01lt1lem2 46281 dvbdfbdioolem1 46622 fourierdlem19 46820 fourierdlem39 46840 hsphoidmvle2 47279 hsphoidmvle 47280 hoidmvlelem2 47290 smfmullem1 47485 |
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