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Mirrors > Home > MPE Home > Th. List > Mathboxes > sn-0ne2 | Structured version Visualization version GIF version |
Description: 0ne2 12110 without ax-mulcom 10866. (Contributed by SN, 23-Jan-2024.) |
Ref | Expression |
---|---|
sn-0ne2 | ⊢ 0 ≠ 2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1re 10906 | . . . 4 ⊢ 1 ∈ ℝ | |
2 | readdid2 40307 | . . . 4 ⊢ (1 ∈ ℝ → (0 + 1) = 1) | |
3 | 1, 2 | ax-mp 5 | . . 3 ⊢ (0 + 1) = 1 |
4 | sn-1ne2 40216 | . . . . . 6 ⊢ 1 ≠ 2 | |
5 | 2re 11977 | . . . . . . 7 ⊢ 2 ∈ ℝ | |
6 | 1, 5 | lttri2i 11019 | . . . . . 6 ⊢ (1 ≠ 2 ↔ (1 < 2 ∨ 2 < 1)) |
7 | 4, 6 | mpbi 229 | . . . . 5 ⊢ (1 < 2 ∨ 2 < 1) |
8 | 1red 10907 | . . . . . . 7 ⊢ (1 < 2 → 1 ∈ ℝ) | |
9 | 1, 5, 1 | ltadd2i 11036 | . . . . . . . . . 10 ⊢ (1 < 2 ↔ (1 + 1) < (1 + 2)) |
10 | 9 | biimpi 215 | . . . . . . . . 9 ⊢ (1 < 2 → (1 + 1) < (1 + 2)) |
11 | 1p1e2 12028 | . . . . . . . . 9 ⊢ (1 + 1) = 2 | |
12 | 1p2e3 12046 | . . . . . . . . 9 ⊢ (1 + 2) = 3 | |
13 | 10, 11, 12 | 3brtr3g 5103 | . . . . . . . 8 ⊢ (1 < 2 → 2 < 3) |
14 | 3re 11983 | . . . . . . . . 9 ⊢ 3 ∈ ℝ | |
15 | 1, 5, 14 | lttri 11031 | . . . . . . . 8 ⊢ ((1 < 2 ∧ 2 < 3) → 1 < 3) |
16 | 13, 15 | mpdan 683 | . . . . . . 7 ⊢ (1 < 2 → 1 < 3) |
17 | 8, 16 | ltned 11041 | . . . . . 6 ⊢ (1 < 2 → 1 ≠ 3) |
18 | 14 | a1i 11 | . . . . . . 7 ⊢ (2 < 1 → 3 ∈ ℝ) |
19 | 5, 1, 1 | ltadd2i 11036 | . . . . . . . . . 10 ⊢ (2 < 1 ↔ (1 + 2) < (1 + 1)) |
20 | 19 | biimpi 215 | . . . . . . . . 9 ⊢ (2 < 1 → (1 + 2) < (1 + 1)) |
21 | 20, 12, 11 | 3brtr3g 5103 | . . . . . . . 8 ⊢ (2 < 1 → 3 < 2) |
22 | 14, 5, 1 | lttri 11031 | . . . . . . . 8 ⊢ ((3 < 2 ∧ 2 < 1) → 3 < 1) |
23 | 21, 22 | mpancom 684 | . . . . . . 7 ⊢ (2 < 1 → 3 < 1) |
24 | 18, 23 | gtned 11040 | . . . . . 6 ⊢ (2 < 1 → 1 ≠ 3) |
25 | 17, 24 | jaoi 853 | . . . . 5 ⊢ ((1 < 2 ∨ 2 < 1) → 1 ≠ 3) |
26 | 7, 25 | ax-mp 5 | . . . 4 ⊢ 1 ≠ 3 |
27 | df-3 11967 | . . . 4 ⊢ 3 = (2 + 1) | |
28 | 26, 27 | neeqtri 3015 | . . 3 ⊢ 1 ≠ (2 + 1) |
29 | 3, 28 | eqnetri 3013 | . 2 ⊢ (0 + 1) ≠ (2 + 1) |
30 | oveq1 7262 | . . 3 ⊢ (0 = 2 → (0 + 1) = (2 + 1)) | |
31 | 30 | necon3i 2975 | . 2 ⊢ ((0 + 1) ≠ (2 + 1) → 0 ≠ 2) |
32 | 29, 31 | ax-mp 5 | 1 ⊢ 0 ≠ 2 |
Colors of variables: wff setvar class |
Syntax hints: ∨ wo 843 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 class class class wbr 5070 (class class class)co 7255 ℝcr 10801 0cc0 10802 1c1 10803 + caddc 10805 < clt 10940 2c2 11958 3c3 11959 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-po 5494 df-so 5495 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-ltxr 10945 df-2 11966 df-3 11967 df-resub 40270 |
This theorem is referenced by: remul01 40311 sn-0tie0 40342 |
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