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| Mirrors > Home > MPE Home > Th. List > ltnri | Structured version Visualization version GIF version | ||
| Description: 'Less than' is irreflexive. (Contributed by NM, 18-Aug-1999.) |
| Ref | Expression |
|---|---|
| lt.1 | ⊢ 𝐴 ∈ ℝ |
| Ref | Expression |
|---|---|
| ltnri | ⊢ ¬ 𝐴 < 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lt.1 | . 2 ⊢ 𝐴 ∈ ℝ | |
| 2 | ltnr 11226 | . 2 ⊢ (𝐴 ∈ ℝ → ¬ 𝐴 < 𝐴) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ ¬ 𝐴 < 𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 ∈ wcel 2113 class class class wbr 5096 ℝcr 11023 < clt 11164 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-resscn 11081 ax-pre-lttri 11098 ax-pre-lttrn 11099 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-br 5097 df-opab 5159 df-mpt 5178 df-id 5517 df-po 5530 df-so 5531 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-pnf 11166 df-mnf 11167 df-ltxr 11169 |
| This theorem is referenced by: lt0ne0d 11700 prodgt0 11986 elnnnn0b 12443 0nrp 12940 geolim 15791 geolim2 15792 georeclim 15793 geoisum1c 15801 0ringnnzr 20456 dscopn 24515 logcnlem3 26607 jensen 26953 gausslemma2dlem0i 27329 2sqreultblem 27413 2sqreunnltblem 27416 ostth 27604 tgcgr4 28552 clwwlkn0 30052 konigsberg 30281 expgt0b 32846 fldext2chn 33834 signswch 34667 signlem0 34693 poimirlem32 37792 oexpreposd 42519 pell1qrgaplem 43057 relexp01min 43896 rexanuz2nf 45678 sbgoldbaltlem1 47967 ex-gt 49915 |
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