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Mirrors > Home > MPE Home > Th. List > ex-po | Structured version Visualization version GIF version |
Description: Example for df-po 5468. Example by David A. Wheeler. (Contributed by Mario Carneiro, 18-Jun-2015.) |
Ref | Expression |
---|---|
ex-po | ⊢ ( < Po ℝ ∧ ¬ ≤ Po ℝ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltso 10715 | . . 3 ⊢ < Or ℝ | |
2 | sopo 5486 | . . 3 ⊢ ( < Or ℝ → < Po ℝ) | |
3 | 1, 2 | ax-mp 5 | . 2 ⊢ < Po ℝ |
4 | 0le0 11732 | . . 3 ⊢ 0 ≤ 0 | |
5 | 0re 10637 | . . . 4 ⊢ 0 ∈ ℝ | |
6 | poirr 5479 | . . . 4 ⊢ (( ≤ Po ℝ ∧ 0 ∈ ℝ) → ¬ 0 ≤ 0) | |
7 | 5, 6 | mpan2 689 | . . 3 ⊢ ( ≤ Po ℝ → ¬ 0 ≤ 0) |
8 | 4, 7 | mt2 202 | . 2 ⊢ ¬ ≤ Po ℝ |
9 | 3, 8 | pm3.2i 473 | 1 ⊢ ( < Po ℝ ∧ ¬ ≤ Po ℝ) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 ∧ wa 398 ∈ wcel 2110 class class class wbr 5058 Po wpo 5466 Or wor 5467 ℝcr 10530 0cc0 10531 < clt 10669 ≤ cle 10670 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-sep 5195 ax-nul 5202 ax-pow 5258 ax-pr 5321 ax-un 7455 ax-resscn 10588 ax-1cn 10589 ax-addrcl 10592 ax-rnegex 10602 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4561 df-pr 4563 df-op 4567 df-uni 4832 df-br 5059 df-opab 5121 df-mpt 5139 df-id 5454 df-po 5468 df-so 5469 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 |
This theorem is referenced by: (None) |
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