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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 13082 | . . 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 5100 ℝ*cxr 11177 < clt 11178 ≤ cle 11179 |
| 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 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-po 5540 df-so 5541 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 |
| This theorem is referenced by: xlt2add 13187 ixxub 13294 elioc2 13337 elicc2 13339 limsupgre 15416 xrsdsreclblem 21379 mnfnei 23177 blgt0 24355 xblss2ps 24357 xblss2 24358 metustexhalf 24512 tgioo 24752 blcvx 24754 xrge0tsms 24791 metdcnlem 24793 metdscnlem 24812 ioombl 25534 uniioombllem1 25550 dvferm2lem 25958 dvlip2 25968 ftc1a 26012 coe1mul3 26072 ply1remlem 26138 idomrootle 26146 pserulm 26399 isblo3i 30888 xrge0infss 32850 iocinioc2 32869 xrge0tsmsd 33166 deg1addlt 33692 q1pvsca 33696 vietadeg1 33754 ply1degltdimlem 33799 ply1degltdim 33800 rtelextdg2lem 33903 sibfinima 34516 heicant 37903 itg2gt0cn 37923 ftc1anclem7 37947 ftc1anc 37949 dvrelog3 42432 aks6d1c5lem3 42504 aks6d1c6lem1 42537 aks6d1c6lem3 42539 supxrgelem 45693 supxrge 45694 xralrple2 45710 infxr 45722 infleinflem2 45726 xrralrecnnle 45738 unb2ltle 45770 eliocre 45866 iocopn 45877 ge0lere 45889 iccdificc 45896 limsupre 45996 limsuppnflem 46065 limsupre3lem 46087 limsupub2 46167 xlimmnfv 46189 fourierdlem27 46489 sge0isum 46782 meassre 46832 meaiuninclem 46835 omessre 46865 omeiunltfirp 46874 sge0hsphoire 46944 hoidmv1lelem1 46946 hoidmv1lelem2 46947 hoidmv1lelem3 46948 hoidmvlelem1 46950 hoidmvlelem4 46953 pimiooltgt 47065 pimincfltioc 47071 preimaleiinlt 47076 fsupdm 47197 |
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