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| Mirrors > Home > MPE Home > Th. List > xrletrd | 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*) |
| xrletrd.4 | ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| xrletrd.5 | ⊢ (𝜑 → 𝐵 ≤ 𝐶) |
| Ref | Expression |
|---|---|
| xrletrd | ⊢ (𝜑 → 𝐴 ≤ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xrletrd.4 | . 2 ⊢ (𝜑 → 𝐴 ≤ 𝐵) | |
| 2 | xrletrd.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 | xrletr 13084 | . . 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 ≤ 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: xaddge0 13185 ixxub 13294 ixxlb 13295 limsupval2 15415 0ram 16960 xpsdsval 24337 xblss2ps 24357 xblss2 24358 comet 24469 stdbdxmet 24471 nmoleub 24687 metnrmlem1 24816 nmoleub2lem 25082 ovollb2lem 25457 ovoliunlem2 25472 ovolscalem1 25482 ovolicc1 25485 ovolicc2lem4 25489 voliunlem2 25520 uniioombllem3 25554 itg2uba 25712 itg2lea 25713 itg2split 25718 itg2monolem3 25721 itg2gt0 25729 lhop1lem 25986 dvfsumlem2 26001 dvfsumlem2OLD 26002 dvfsumlem3 26003 dvfsumlem4 26004 deg1addle2 26075 deg1sublt 26083 nmooge0 30854 ply1degltlss 33688 metideq 34070 measiun 34395 omssubadd 34477 carsgclctunlem2 34496 mblfinlem1 37905 ismblfin 37909 ftc1anclem8 37948 ftc1anc 37949 aks6d1c6lem2 42538 aks6d1c6lem3 42539 unitscyglem5 42566 hbtlem2 43478 idomodle 43545 xle2addd 45692 xralrple2 45710 infleinflem1 45725 xralrple4 45728 xralrple3 45729 suplesup2 45731 infleinf2 45769 infxrlesupxr 45791 inficc 45891 limsupequzlem 46077 limsupvaluz2 46093 supcnvlimsup 46095 liminfval2 46123 liminflelimsuplem 46130 limsupgtlem 46132 fourierdlem1 46463 sge0cl 46736 sge0lefi 46753 sge0iunmptlemre 46770 sge0isum 46782 omeunle 46871 omeiunle 46872 caratheodorylem2 46882 hoicvrrex 46911 ovnsubaddlem1 46925 ovolval5lem1 47007 pimdecfgtioo 47072 pimincfltioo 47073 |
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