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Mirrors > Home > ILE Home > Th. List > imcl | Unicode version |
Description: The imaginary part of a complex number is real. (Contributed by NM, 9-May-1999.) (Revised by Mario Carneiro, 6-Nov-2013.) |
Ref | Expression |
---|---|
imcl |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imre 10591 | . 2 | |
2 | negicn 7931 | . . . 4 | |
3 | mulcl 7715 | . . . 4 | |
4 | 2, 3 | mpan 420 | . . 3 |
5 | recl 10593 | . . 3 | |
6 | 4, 5 | syl 14 | . 2 |
7 | 1, 6 | eqeltrd 2194 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wcel 1465 cfv 5093 (class class class)co 5742 cc 7586 cr 7587 ci 7590 cmul 7593 cneg 7902 cre 10580 cim 10581 |
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 588 ax-in2 589 ax-io 683 ax-5 1408 ax-7 1409 ax-gen 1410 ax-ie1 1454 ax-ie2 1455 ax-8 1467 ax-10 1468 ax-11 1469 ax-i12 1470 ax-bndl 1471 ax-4 1472 ax-13 1476 ax-14 1477 ax-17 1491 ax-i9 1495 ax-ial 1499 ax-i5r 1500 ax-ext 2099 ax-sep 4016 ax-pow 4068 ax-pr 4101 ax-un 4325 ax-setind 4422 ax-cnex 7679 ax-resscn 7680 ax-1cn 7681 ax-1re 7682 ax-icn 7683 ax-addcl 7684 ax-addrcl 7685 ax-mulcl 7686 ax-mulrcl 7687 ax-addcom 7688 ax-mulcom 7689 ax-addass 7690 ax-mulass 7691 ax-distr 7692 ax-i2m1 7693 ax-0lt1 7694 ax-1rid 7695 ax-0id 7696 ax-rnegex 7697 ax-precex 7698 ax-cnre 7699 ax-pre-ltirr 7700 ax-pre-ltwlin 7701 ax-pre-lttrn 7702 ax-pre-apti 7703 ax-pre-ltadd 7704 ax-pre-mulgt0 7705 ax-pre-mulext 7706 |
This theorem depends on definitions: df-bi 116 df-3an 949 df-tru 1319 df-fal 1322 df-nf 1422 df-sb 1721 df-eu 1980 df-mo 1981 df-clab 2104 df-cleq 2110 df-clel 2113 df-nfc 2247 df-ne 2286 df-nel 2381 df-ral 2398 df-rex 2399 df-reu 2400 df-rmo 2401 df-rab 2402 df-v 2662 df-sbc 2883 df-dif 3043 df-un 3045 df-in 3047 df-ss 3054 df-pw 3482 df-sn 3503 df-pr 3504 df-op 3506 df-uni 3707 df-br 3900 df-opab 3960 df-mpt 3961 df-id 4185 df-po 4188 df-iso 4189 df-xp 4515 df-rel 4516 df-cnv 4517 df-co 4518 df-dm 4519 df-rn 4520 df-res 4521 df-ima 4522 df-iota 5058 df-fun 5095 df-fn 5096 df-f 5097 df-fv 5101 df-riota 5698 df-ov 5745 df-oprab 5746 df-mpo 5747 df-pnf 7770 df-mnf 7771 df-xr 7772 df-ltxr 7773 df-le 7774 df-sub 7903 df-neg 7904 df-reap 8305 df-ap 8312 df-div 8401 df-2 8747 df-cj 10582 df-re 10583 df-im 10584 |
This theorem is referenced by: imf 10596 remim 10600 mulreap 10604 cjreb 10606 recj 10607 reneg 10608 readd 10609 remullem 10611 remul2 10613 imcj 10615 imneg 10616 imadd 10617 imsub 10618 immul2 10620 imdivap 10621 cjcj 10623 cjadd 10624 ipcnval 10626 cjmulval 10628 cjmulge0 10629 cjneg 10630 imval2 10634 cnrecnv 10650 imcli 10652 imcld 10679 cnreim 10718 abs00ap 10802 absrele 10823 efeul 11368 absef 11403 absefib 11404 efieq1re 11405 |
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