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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 13107 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*) → ((𝐴 ≤ 𝐵 ∧ 𝐵 < 𝐶) → 𝐴 < 𝐶)) | |
| 7 | 3, 4, 5, 6 | syl3anc 1374 | . 2 ⊢ (𝜑 → ((𝐴 ≤ 𝐵 ∧ 𝐵 < 𝐶) → 𝐴 < 𝐶)) |
| 8 | 1, 2, 7 | mp2and 700 | 1 ⊢ (𝜑 → 𝐴 < 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2114 class class class wbr 5085 ℝ*cxr 11178 < clt 11179 ≤ cle 11180 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-pre-lttri 11112 ax-pre-lttrn 11113 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-po 5539 df-so 5540 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 |
| This theorem is referenced by: xlt2add 13212 ixxub 13319 elioc2 13362 elicc2 13364 limsupgre 15443 xrsdsreclblem 21393 mnfnei 23186 blgt0 24364 xblss2ps 24366 xblss2 24367 metustexhalf 24521 tgioo 24761 blcvx 24763 xrge0tsms 24800 metdcnlem 24802 metdscnlem 24821 ioombl 25532 uniioombllem1 25548 dvferm2lem 25953 dvlip2 25962 ftc1a 26004 coe1mul3 26064 ply1remlem 26130 idomrootle 26138 pserulm 26387 isblo3i 30872 xrge0infss 32833 iocinioc2 32852 xrge0tsmsd 33134 deg1addlt 33660 q1pvsca 33664 vietadeg1 33722 ply1degltdimlem 33766 ply1degltdim 33767 rtelextdg2lem 33870 sibfinima 34483 heicant 37976 itg2gt0cn 37996 ftc1anclem7 38020 ftc1anc 38022 dvrelog3 42504 aks6d1c5lem3 42576 aks6d1c6lem1 42609 aks6d1c6lem3 42611 supxrgelem 45767 supxrge 45768 xralrple2 45784 infxr 45796 infleinflem2 45800 xrralrecnnle 45812 unb2ltle 45843 eliocre 45939 iocopn 45950 ge0lere 45962 iccdificc 45969 limsupre 46069 limsuppnflem 46138 limsupre3lem 46160 limsupub2 46240 xlimmnfv 46262 fourierdlem27 46562 sge0isum 46855 meassre 46905 meaiuninclem 46908 omessre 46938 omeiunltfirp 46947 sge0hsphoire 47017 hoidmv1lelem1 47019 hoidmv1lelem2 47020 hoidmv1lelem3 47021 hoidmvlelem1 47023 hoidmvlelem4 47026 pimiooltgt 47138 pimincfltioc 47144 preimaleiinlt 47149 fsupdm 47270 |
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