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Mirrors > Home > MPE Home > Th. List > ex-id | Structured version Visualization version GIF version |
Description: Example for df-id 5312. Example by David A. Wheeler. (Contributed by Mario Carneiro, 18-Jun-2015.) |
Ref | Expression |
---|---|
ex-id | ⊢ (5 I 5 ∧ ¬ 4 I 5) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2779 | . . 3 ⊢ 5 = 5 | |
2 | 5re 11529 | . . . . 5 ⊢ 5 ∈ ℝ | |
3 | 2 | elexi 3435 | . . . 4 ⊢ 5 ∈ V |
4 | 3 | ideq 5573 | . . 3 ⊢ (5 I 5 ↔ 5 = 5) |
5 | 1, 4 | mpbir 223 | . 2 ⊢ 5 I 5 |
6 | 4re 11525 | . . . 4 ⊢ 4 ∈ ℝ | |
7 | 4lt5 11624 | . . . 4 ⊢ 4 < 5 | |
8 | 6, 7 | ltneii 10553 | . . 3 ⊢ 4 ≠ 5 |
9 | 3 | ideq 5573 | . . 3 ⊢ (4 I 5 ↔ 4 = 5) |
10 | 8, 9 | nemtbir 3064 | . 2 ⊢ ¬ 4 I 5 |
11 | 5, 10 | pm3.2i 463 | 1 ⊢ (5 I 5 ∧ ¬ 4 I 5) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 ∧ wa 387 = wceq 1507 class class class wbr 4929 I cid 5311 ℝcr 10334 4c4 11497 5c5 11498 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1758 ax-4 1772 ax-5 1869 ax-6 1928 ax-7 1965 ax-8 2052 ax-9 2059 ax-10 2079 ax-11 2093 ax-12 2106 ax-13 2301 ax-ext 2751 ax-sep 5060 ax-nul 5067 ax-pow 5119 ax-pr 5186 ax-un 7279 ax-resscn 10392 ax-1cn 10393 ax-icn 10394 ax-addcl 10395 ax-addrcl 10396 ax-mulcl 10397 ax-mulrcl 10398 ax-mulcom 10399 ax-addass 10400 ax-mulass 10401 ax-distr 10402 ax-i2m1 10403 ax-1ne0 10404 ax-1rid 10405 ax-rnegex 10406 ax-rrecex 10407 ax-cnre 10408 ax-pre-lttri 10409 ax-pre-lttrn 10410 ax-pre-ltadd 10411 ax-pre-mulgt0 10412 |
This theorem depends on definitions: df-bi 199 df-an 388 df-or 834 df-3or 1069 df-3an 1070 df-tru 1510 df-ex 1743 df-nf 1747 df-sb 2016 df-mo 2547 df-eu 2584 df-clab 2760 df-cleq 2772 df-clel 2847 df-nfc 2919 df-ne 2969 df-nel 3075 df-ral 3094 df-rex 3095 df-reu 3096 df-rab 3098 df-v 3418 df-sbc 3683 df-csb 3788 df-dif 3833 df-un 3835 df-in 3837 df-ss 3844 df-nul 4180 df-if 4351 df-pw 4424 df-sn 4442 df-pr 4444 df-op 4448 df-uni 4713 df-br 4930 df-opab 4992 df-mpt 5009 df-id 5312 df-po 5326 df-so 5327 df-xp 5413 df-rel 5414 df-cnv 5415 df-co 5416 df-dm 5417 df-rn 5418 df-res 5419 df-ima 5420 df-iota 6152 df-fun 6190 df-fn 6191 df-f 6192 df-f1 6193 df-fo 6194 df-f1o 6195 df-fv 6196 df-riota 6937 df-ov 6979 df-oprab 6980 df-mpo 6981 df-er 8089 df-en 8307 df-dom 8308 df-sdom 8309 df-pnf 10476 df-mnf 10477 df-xr 10478 df-ltxr 10479 df-le 10480 df-sub 10672 df-neg 10673 df-2 11503 df-3 11504 df-4 11505 df-5 11506 |
This theorem is referenced by: (None) |
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