Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > inelr | Unicode version |
Description: The imaginary unit is not a real number. (Contributed by NM, 6-May-1999.) |
Ref | Expression |
---|---|
inelr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ine0 8180 | . . 3 | |
2 | 1 | neii 2311 | . 2 |
3 | 0lt1 7913 | . . . . . 6 | |
4 | 0re 7790 | . . . . . . 7 | |
5 | 1re 7789 | . . . . . . 7 | |
6 | 4, 5 | ltnsymi 7887 | . . . . . 6 |
7 | 3, 6 | ax-mp 5 | . . . . 5 |
8 | ixi 8369 | . . . . . . . 8 | |
9 | 5 | renegcli 8048 | . . . . . . . 8 |
10 | 8, 9 | eqeltri 2213 | . . . . . . 7 |
11 | 4, 10, 5 | ltadd1i 8288 | . . . . . 6 |
12 | ax-1cn 7737 | . . . . . . . 8 | |
13 | 12 | addid2i 7929 | . . . . . . 7 |
14 | ax-i2m1 7749 | . . . . . . 7 | |
15 | 13, 14 | breq12i 3946 | . . . . . 6 |
16 | 11, 15 | bitri 183 | . . . . 5 |
17 | 7, 16 | mtbir 661 | . . . 4 |
18 | mullt0 8266 | . . . . . 6 | |
19 | 18 | anidms 395 | . . . . 5 |
20 | 19 | ex 114 | . . . 4 |
21 | 17, 20 | mtoi 654 | . . 3 |
22 | mulgt0 7863 | . . . . . 6 | |
23 | 22 | anidms 395 | . . . . 5 |
24 | 23 | ex 114 | . . . 4 |
25 | 17, 24 | mtoi 654 | . . 3 |
26 | lttri3 7868 | . . . 4 | |
27 | 4, 26 | mpan2 422 | . . 3 |
28 | 21, 25, 27 | mpbir2and 929 | . 2 |
29 | 2, 28 | mto 652 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wa 103 wb 104 wceq 1332 wcel 1481 class class class wbr 3937 (class class class)co 5782 cr 7643 cc0 7644 c1 7645 ci 7646 caddc 7647 cmul 7649 clt 7824 cneg 7958 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-13 1492 ax-14 1493 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-sep 4054 ax-pow 4106 ax-pr 4139 ax-un 4363 ax-setind 4460 ax-cnex 7735 ax-resscn 7736 ax-1cn 7737 ax-1re 7738 ax-icn 7739 ax-addcl 7740 ax-addrcl 7741 ax-mulcl 7742 ax-mulrcl 7743 ax-addcom 7744 ax-mulcom 7745 ax-addass 7746 ax-distr 7748 ax-i2m1 7749 ax-0lt1 7750 ax-0id 7752 ax-rnegex 7753 ax-cnre 7755 ax-pre-ltirr 7756 ax-pre-lttrn 7758 ax-pre-apti 7759 ax-pre-ltadd 7760 ax-pre-mulgt0 7761 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-fal 1338 df-nf 1438 df-sb 1737 df-eu 2003 df-mo 2004 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ne 2310 df-nel 2405 df-ral 2422 df-rex 2423 df-reu 2424 df-rab 2426 df-v 2691 df-sbc 2914 df-dif 3078 df-un 3080 df-in 3082 df-ss 3089 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-br 3938 df-opab 3998 df-id 4223 df-xp 4553 df-rel 4554 df-cnv 4555 df-co 4556 df-dm 4557 df-iota 5096 df-fun 5133 df-fv 5139 df-riota 5738 df-ov 5785 df-oprab 5786 df-mpo 5787 df-pnf 7826 df-mnf 7827 df-ltxr 7829 df-sub 7959 df-neg 7960 |
This theorem is referenced by: rimul 8371 |
Copyright terms: Public domain | W3C validator |