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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 13153 | . . 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 11208 ≤ cle 11210 |
| 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 7712 ax-cnex 11122 ax-resscn 11123 ax-pre-lttri 11140 ax-pre-lttrn 11141 |
| 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 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-er 8671 df-en 8921 df-dom 8922 df-sdom 8923 df-pnf 11211 df-mnf 11212 df-xr 11213 df-ltxr 11214 df-le 11215 |
| This theorem is referenced by: xaddge0 13254 ixxub 13363 ixxlb 13364 limsupval2 15497 0ram 17046 xpsdsval 24428 xblss2ps 24448 xblss2 24449 comet 24560 stdbdxmet 24562 nmoleub 24778 metnrmlem1 24907 nmoleub2lem 25163 ovollb2lem 25537 ovoliunlem2 25552 ovolscalem1 25562 ovolicc1 25565 ovolicc2lem4 25569 voliunlem2 25600 uniioombllem3 25634 itg2uba 25792 itg2lea 25793 itg2split 25798 itg2monolem3 25801 itg2gt0 25809 lhop1lem 26062 dvfsumlem2 26076 dvfsumlem3 26077 dvfsumlem4 26078 deg1addle2 26149 deg1sublt 26157 nmooge0 30926 ply1degltlss 33752 metideq 34150 measiun 34475 omssubadd 34557 carsgclctunlem2 34576 mblfinlem1 38116 ismblfin 38120 ftc1anclem8 38159 ftc1anc 38160 aks6d1c6lem2 42748 aks6d1c6lem3 42749 unitscyglem5 42776 hbtlem2 43661 idomodle 43728 xle2addd 45872 xralrple2 45890 infleinflem1 45905 xralrple4 45908 xralrple3 45909 suplesup2 45911 infleinf2 45948 infxrlesupxr 45970 inficc 46070 limsupequzlem 46256 limsupvaluz2 46272 supcnvlimsup 46274 liminfval2 46302 liminflelimsuplem 46309 limsupgtlem 46311 fourierdlem1 46642 sge0cl 46915 sge0lefi 46932 sge0iunmptlemre 46949 sge0isum 46961 omeunle 47050 omeiunle 47051 caratheodorylem2 47061 hoicvrrex 47090 ovnsubaddlem1 47104 ovolval5lem1 47186 pimdecfgtioo 47251 pimincfltioo 47252 |
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