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| Mirrors > Home > MPE Home > Th. List > ex-po | Structured version Visualization version GIF version | ||
| Description: Example for df-po 5566. 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 11320 | . . 3 ⊢ < Or ℝ | |
| 2 | sopo 5585 | . . 3 ⊢ ( < Or ℝ → < Po ℝ) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ < Po ℝ |
| 4 | 0le0 12346 | . . 3 ⊢ 0 ≤ 0 | |
| 5 | 0re 11242 | . . . 4 ⊢ 0 ∈ ℝ | |
| 6 | poirr 5578 | . . . 4 ⊢ (( ≤ Po ℝ ∧ 0 ∈ ℝ) → ¬ 0 ≤ 0) | |
| 7 | 5, 6 | mpan2 691 | . . 3 ⊢ ( ≤ Po ℝ → ¬ 0 ≤ 0) |
| 8 | 4, 7 | mt2 200 | . 2 ⊢ ¬ ≤ Po ℝ |
| 9 | 3, 8 | pm3.2i 470 | 1 ⊢ ( < Po ℝ ∧ ¬ ≤ Po ℝ) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 ∧ wa 395 ∈ wcel 2109 class class class wbr 5124 Po wpo 5564 Or wor 5565 ℝcr 11133 0cc0 11134 < clt 11274 ≤ cle 11275 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2708 ax-sep 5271 ax-nul 5281 ax-pow 5340 ax-pr 5407 ax-un 7734 ax-resscn 11191 ax-1cn 11192 ax-addrcl 11195 ax-rnegex 11205 ax-cnre 11207 ax-pre-lttri 11208 ax-pre-lttrn 11209 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2810 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rab 3421 df-v 3466 df-sbc 3771 df-csb 3880 df-dif 3934 df-un 3936 df-in 3938 df-ss 3948 df-nul 4314 df-if 4506 df-pw 4582 df-sn 4607 df-pr 4609 df-op 4613 df-uni 4889 df-br 5125 df-opab 5187 df-mpt 5207 df-id 5553 df-po 5566 df-so 5567 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6489 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-er 8724 df-en 8965 df-dom 8966 df-sdom 8967 df-pnf 11276 df-mnf 11277 df-xr 11278 df-ltxr 11279 df-le 11280 |
| This theorem is referenced by: (None) |
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