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| Mirrors > Home > MPE Home > Th. List > xrlelttrd | Structured version Visualization version GIF version | ||
| Description: Transitive law for ordering on extended reals. (Contributed by Mario Carneiro, 23-Aug-2015.) |
| Ref | Expression |
|---|---|
| xrlttrd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| xrlttrd.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ*) |
| xrlttrd.3 | ⊢ (𝜑 → 𝐶 ∈ ℝ*) |
| xrlelttrd.4 | ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| xrlelttrd.5 | ⊢ (𝜑 → 𝐵 < 𝐶) |
| Ref | Expression |
|---|---|
| xrlelttrd | ⊢ (𝜑 → 𝐴 < 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xrlelttrd.4 | . 2 ⊢ (𝜑 → 𝐴 ≤ 𝐵) | |
| 2 | xrlelttrd.5 | . 2 ⊢ (𝜑 → 𝐵 < 𝐶) | |
| 3 | xrlttrd.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ*) | |
| 4 | xrlttrd.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ*) | |
| 5 | xrlttrd.3 | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℝ*) | |
| 6 | xrlelttr 13152 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*) → ((𝐴 ≤ 𝐵 ∧ 𝐵 < 𝐶) → 𝐴 < 𝐶)) | |
| 7 | 3, 4, 5, 6 | syl3anc 1389 | . 2 ⊢ (𝜑 → ((𝐴 ≤ 𝐵 ∧ 𝐵 < 𝐶) → 𝐴 < 𝐶)) |
| 8 | 1, 2, 7 | mp2and 709 | 1 ⊢ (𝜑 → 𝐴 < 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2141 class class class wbr 5097 ℝ*cxr 11209 < clt 11210 ≤ cle 11211 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7713 ax-cnex 11123 ax-resscn 11124 ax-pre-lttri 11141 ax-pre-lttrn 11142 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-br 5098 df-opab 5160 df-mpt 5179 df-id 5538 df-po 5551 df-so 5552 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-iota 6472 df-fun 6518 df-fn 6519 df-f 6520 df-f1 6521 df-fo 6522 df-f1o 6523 df-fv 6524 df-er 8672 df-en 8922 df-dom 8923 df-sdom 8924 df-pnf 11212 df-mnf 11213 df-xr 11214 df-ltxr 11215 df-le 11216 |
| This theorem is referenced by: xlt2add 13257 ixxub 13364 elioc2 13407 elicc2 13409 limsupgre 15499 xrsdsreclblem 21453 mnfnei 23269 blgt0 24447 xblss2ps 24449 xblss2 24450 metustexhalf 24604 tgioo 24844 blcvx 24846 xrge0tsms 24883 metdcnlem 24885 metdscnlem 24904 ioombl 25615 uniioombllem1 25631 dvferm2lem 26036 dvlip2 26045 ftc1a 26087 coe1mul3 26147 ply1remlem 26213 idomrootle 26221 pserulm 26473 isblo3i 30961 xrge0infss 32923 iocinioc2 32942 xrge0tsmsd 33214 deg1addlt 33757 q1pvsca 33761 vietadeg1 33836 ply1degltdimlem 33880 ply1degltdim 33881 rtelextdg2lem 33984 sibfinima 34597 heicant 38115 itg2gt0cn 38135 ftc1anclem7 38159 ftc1anc 38161 dvrelog3 42643 aks6d1c5lem3 42715 aks6d1c6lem1 42748 aks6d1c6lem3 42750 supxrgelem 45874 supxrge 45875 xralrple2 45891 infxr 45903 infleinflem2 45907 xrralrecnnle 45919 unb2ltle 45950 eliocre 46046 iocopn 46057 ge0lere 46069 iccdificc 46076 limsupre 46176 limsuppnflem 46245 limsupre3lem 46267 limsupub2 46347 xlimmnfv 46369 fourierdlem27 46669 sge0isum 46962 meassre 47012 meaiuninclem 47015 omessre 47045 omeiunltfirp 47054 sge0hsphoire 47124 hoidmv1lelem1 47126 hoidmv1lelem2 47127 hoidmv1lelem3 47128 hoidmvlelem1 47130 hoidmvlelem4 47133 pimiooltgt 47245 pimincfltioc 47251 preimaleiinlt 47256 fsupdm 47377 |
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