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Mirrors > Home > MPE Home > Th. List > Mathboxes > sn-0ne2 | Structured version Visualization version GIF version |
Description: 0ne2 12457 without ax-mulcom 11210. (Contributed by SN, 23-Jan-2024.) |
Ref | Expression |
---|---|
sn-0ne2 | ⊢ 0 ≠ 2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1re 11252 | . . . 4 ⊢ 1 ∈ ℝ | |
2 | readdlid 41989 | . . . 4 ⊢ (1 ∈ ℝ → (0 + 1) = 1) | |
3 | 1, 2 | ax-mp 5 | . . 3 ⊢ (0 + 1) = 1 |
4 | sn-1ne2 41871 | . . . . . 6 ⊢ 1 ≠ 2 | |
5 | 2re 12324 | . . . . . . 7 ⊢ 2 ∈ ℝ | |
6 | 1, 5 | lttri2i 11366 | . . . . . 6 ⊢ (1 ≠ 2 ↔ (1 < 2 ∨ 2 < 1)) |
7 | 4, 6 | mpbi 229 | . . . . 5 ⊢ (1 < 2 ∨ 2 < 1) |
8 | 1red 11253 | . . . . . . 7 ⊢ (1 < 2 → 1 ∈ ℝ) | |
9 | 1, 5, 1 | ltadd2i 11383 | . . . . . . . . . 10 ⊢ (1 < 2 ↔ (1 + 1) < (1 + 2)) |
10 | 9 | biimpi 215 | . . . . . . . . 9 ⊢ (1 < 2 → (1 + 1) < (1 + 2)) |
11 | 1p1e2 12375 | . . . . . . . . 9 ⊢ (1 + 1) = 2 | |
12 | 1p2e3 12393 | . . . . . . . . 9 ⊢ (1 + 2) = 3 | |
13 | 10, 11, 12 | 3brtr3g 5185 | . . . . . . . 8 ⊢ (1 < 2 → 2 < 3) |
14 | 3re 12330 | . . . . . . . . 9 ⊢ 3 ∈ ℝ | |
15 | 1, 5, 14 | lttri 11378 | . . . . . . . 8 ⊢ ((1 < 2 ∧ 2 < 3) → 1 < 3) |
16 | 13, 15 | mpdan 685 | . . . . . . 7 ⊢ (1 < 2 → 1 < 3) |
17 | 8, 16 | ltned 11388 | . . . . . 6 ⊢ (1 < 2 → 1 ≠ 3) |
18 | 14 | a1i 11 | . . . . . . 7 ⊢ (2 < 1 → 3 ∈ ℝ) |
19 | 5, 1, 1 | ltadd2i 11383 | . . . . . . . . . 10 ⊢ (2 < 1 ↔ (1 + 2) < (1 + 1)) |
20 | 19 | biimpi 215 | . . . . . . . . 9 ⊢ (2 < 1 → (1 + 2) < (1 + 1)) |
21 | 20, 12, 11 | 3brtr3g 5185 | . . . . . . . 8 ⊢ (2 < 1 → 3 < 2) |
22 | 14, 5, 1 | lttri 11378 | . . . . . . . 8 ⊢ ((3 < 2 ∧ 2 < 1) → 3 < 1) |
23 | 21, 22 | mpancom 686 | . . . . . . 7 ⊢ (2 < 1 → 3 < 1) |
24 | 18, 23 | gtned 11387 | . . . . . 6 ⊢ (2 < 1 → 1 ≠ 3) |
25 | 17, 24 | jaoi 855 | . . . . 5 ⊢ ((1 < 2 ∨ 2 < 1) → 1 ≠ 3) |
26 | 7, 25 | ax-mp 5 | . . . 4 ⊢ 1 ≠ 3 |
27 | df-3 12314 | . . . 4 ⊢ 3 = (2 + 1) | |
28 | 26, 27 | neeqtri 3010 | . . 3 ⊢ 1 ≠ (2 + 1) |
29 | 3, 28 | eqnetri 3008 | . 2 ⊢ (0 + 1) ≠ (2 + 1) |
30 | oveq1 7433 | . . 3 ⊢ (0 = 2 → (0 + 1) = (2 + 1)) | |
31 | 30 | necon3i 2970 | . 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 845 = wceq 1533 ∈ wcel 2098 ≠ wne 2937 class class class wbr 5152 (class class class)co 7426 ℝcr 11145 0cc0 11146 1c1 11147 + caddc 11149 < clt 11286 2c2 12305 3c3 12306 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2699 ax-sep 5303 ax-nul 5310 ax-pow 5369 ax-pr 5433 ax-un 7746 ax-resscn 11203 ax-1cn 11204 ax-icn 11205 ax-addcl 11206 ax-addrcl 11207 ax-mulcl 11208 ax-mulrcl 11209 ax-addass 11211 ax-mulass 11212 ax-distr 11213 ax-i2m1 11214 ax-1ne0 11215 ax-1rid 11216 ax-rnegex 11217 ax-rrecex 11218 ax-cnre 11219 ax-pre-lttri 11220 ax-pre-lttrn 11221 ax-pre-ltadd 11222 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2529 df-eu 2558 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2938 df-nel 3044 df-ral 3059 df-rex 3068 df-rmo 3374 df-reu 3375 df-rab 3431 df-v 3475 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-nul 4327 df-if 4533 df-pw 4608 df-sn 4633 df-pr 4635 df-op 4639 df-uni 4913 df-br 5153 df-opab 5215 df-mpt 5236 df-id 5580 df-po 5594 df-so 5595 df-xp 5688 df-rel 5689 df-cnv 5690 df-co 5691 df-dm 5692 df-rn 5693 df-res 5694 df-ima 5695 df-iota 6505 df-fun 6555 df-fn 6556 df-f 6557 df-f1 6558 df-fo 6559 df-f1o 6560 df-fv 6561 df-riota 7382 df-ov 7429 df-oprab 7430 df-mpo 7431 df-er 8731 df-en 8971 df-dom 8972 df-sdom 8973 df-pnf 11288 df-mnf 11289 df-ltxr 11291 df-2 12313 df-3 12314 df-resub 41952 |
This theorem is referenced by: remul01 41993 sn-0tie0 42025 |
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