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| Mirrors > Home > MPE Home > Th. List > ex-po | Structured version Visualization version GIF version | ||
| Description: Example for df-po 5531. 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 11214 | . . 3 ⊢ < Or ℝ | |
| 2 | sopo 5550 | . . 3 ⊢ ( < Or ℝ → < Po ℝ) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ < Po ℝ |
| 4 | 0le0 12247 | . . 3 ⊢ 0 ≤ 0 | |
| 5 | 0re 11136 | . . . 4 ⊢ 0 ∈ ℝ | |
| 6 | poirr 5543 | . . . 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 5095 Po wpo 5529 Or wor 5530 ℝcr 11027 0cc0 11028 < clt 11168 ≤ cle 11169 |
| 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 2701 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7675 ax-resscn 11085 ax-1cn 11086 ax-addrcl 11089 ax-rnegex 11099 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 |
| 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 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rab 3397 df-v 3440 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5518 df-po 5531 df-so 5532 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-er 8632 df-en 8880 df-dom 8881 df-sdom 8882 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 |
| This theorem is referenced by: (None) |
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