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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 13146 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*) → ((𝐴 ≤ 𝐵 ∧ 𝐵 ≤ 𝐶) → 𝐴 ≤ 𝐶)) | |
| 7 | 3, 4, 5, 6 | syl3anc 1382 | . 2 ⊢ (𝜑 → ((𝐴 ≤ 𝐵 ∧ 𝐵 ≤ 𝐶) → 𝐴 ≤ 𝐶)) |
| 8 | 1, 2, 7 | mp2and 707 | 1 ⊢ (𝜑 → 𝐴 ≤ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2132 class class class wbr 5090 ℝ*cxr 11201 ≤ cle 11203 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 ax-cnex 11115 ax-resscn 11116 ax-pre-lttri 11133 ax-pre-lttrn 11134 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-nel 3052 df-ral 3067 df-rex 3077 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-br 5091 df-opab 5153 df-mpt 5172 df-id 5531 df-po 5544 df-so 5545 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-er 8662 df-en 8913 df-dom 8914 df-sdom 8915 df-pnf 11204 df-mnf 11205 df-xr 11206 df-ltxr 11207 df-le 11208 |
| This theorem is referenced by: xaddge0 13247 ixxub 13356 ixxlb 13357 limsupval2 15479 0ram 17028 xpsdsval 24410 xblss2ps 24430 xblss2 24431 comet 24542 stdbdxmet 24544 nmoleub 24760 metnrmlem1 24889 nmoleub2lem 25145 ovollb2lem 25519 ovoliunlem2 25534 ovolscalem1 25544 ovolicc1 25547 ovolicc2lem4 25551 voliunlem2 25582 uniioombllem3 25616 itg2uba 25774 itg2lea 25775 itg2split 25780 itg2monolem3 25783 itg2gt0 25791 lhop1lem 26044 dvfsumlem2 26058 dvfsumlem3 26059 dvfsumlem4 26060 deg1addle2 26131 deg1sublt 26139 nmooge0 30905 ply1degltlss 33736 metideq 34134 measiun 34459 omssubadd 34541 carsgclctunlem2 34560 mblfinlem1 38094 ismblfin 38098 ftc1anclem8 38137 ftc1anc 38138 aks6d1c6lem2 42726 aks6d1c6lem3 42727 unitscyglem5 42754 hbtlem2 43639 idomodle 43706 xle2addd 45850 xralrple2 45868 infleinflem1 45883 xralrple4 45886 xralrple3 45887 suplesup2 45889 infleinf2 45926 infxrlesupxr 45948 inficc 46048 limsupequzlem 46234 limsupvaluz2 46250 supcnvlimsup 46252 liminfval2 46280 liminflelimsuplem 46287 limsupgtlem 46289 fourierdlem1 46620 sge0cl 46893 sge0lefi 46910 sge0iunmptlemre 46927 sge0isum 46939 omeunle 47028 omeiunle 47029 caratheodorylem2 47039 hoicvrrex 47068 ovnsubaddlem1 47082 ovolval5lem1 47164 pimdecfgtioo 47229 pimincfltioo 47230 |
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