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| Mirrors > Home > ILE Home > Th. List > recn | Unicode version | ||
| Description: A real number is a complex number. (Contributed by NM, 10-Aug-1999.) |
| Ref | Expression |
|---|---|
| recn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-resscn 8272 |
. 2
| |
| 2 | 1 | sseli 3244 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-resscn 8272 |
| This proof depends on definitions: df-bi 117 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-in 3226 df-ss 3233 |
| This theorem is used by: mulrid 8324 recnd 8355 pnfnre 8368 mnfnre 8369 cnegexlem1 8503 cnegexlem2 8504 cnegexlem3 8505 cnegex 8506 renegcl 8589 resubcl 8592 negf1o 8711 mul02lem2 8717 ltaddneg 8754 ltaddnegr 8755 ltaddsub2 8767 leaddsub2 8769 leltadd 8777 ltaddpos 8782 ltaddpos2 8783 posdif 8785 lenegcon1 8796 lenegcon2 8797 addge01 8802 addge02 8803 leaddle0 8807 mullt0 8810 recexre 8909 msqge0 8947 mulge0 8950 aprcl 8977 recexap 8984 rerecapb 9176 ltm1 9179 prodgt02 9186 prodge02 9188 ltmul2 9189 lemul2 9190 lemul2a 9192 ltmulgt12 9198 lemulge12 9200 gt0div 9203 ge0div 9204 ltmuldiv2 9208 ltdivmul 9209 ltdivmul2 9211 ledivmul2 9213 lemuldiv2 9215 negiso 9288 cju 9294 nnge1 9330 halfpos 9541 lt2halves 9546 addltmul 9547 avgle1 9551 avgle2 9552 div4p1lem1div2 9564 nnrecl 9566 elznn0 9664 elznn 9665 nzadd 9702 zmulcl 9703 difgtsumgt 9719 elz2 9721 gtndiv 9746 zeo 9756 supminfex 10007 eqreznegel 10024 negm 10025 irradd 10056 irrmul 10058 divlt1lt 10136 divle1le 10137 xnegneg 10246 rexsub 10266 xnegid 10272 xaddcom 10274 xaddid1 10275 xnegdi 10281 xaddass 10282 xleaddadd 10300 divelunit 10415 fzonmapblen 10610 infssuzex 10677 expgt1 11029 mulexpzap 11031 leexp1a 11046 expubnd 11048 sqgt0ap 11060 lt2sq 11065 le2sq 11066 sqge0 11068 sumsqeq0 11070 bernneq 11113 bernneq2 11114 nn0ltexp2 11163 swrdccatin2 11517 swrdccat3blem 11527 crre 11638 crim 11639 reim0 11642 mulreap 11645 rere 11646 remul2 11654 redivap 11655 immul2 11661 imdivap 11662 cjre 11663 cjreim 11685 rennim 11784 sqrt0rlem 11785 resqrexlemover 11792 absreimsq 11849 absreim 11850 absnid 11855 leabs 11856 absre 11860 absresq 11861 sqabs 11865 ltabs 11870 absdiflt 11875 absdifle 11876 lenegsq 11878 abssuble0 11886 dfabsmax 12000 max0addsup 12002 negfi 12011 minclpr 12021 reefcl 12454 efgt0 12470 reeftlcl 12475 resinval 12501 recosval 12502 resin4p 12504 recos4p 12505 resincl 12506 recoscl 12507 retanclap 12508 efieq 12521 sinbnd 12538 cosbnd 12539 absefi 12555 odd2np1 12659 remetdval 15739 bl2ioo 15742 ioo2bl 15743 hoverb 15840 plyreres 15956 sincosq1sgn 16019 sincosq2sgn 16020 sincosq3sgn 16021 sincosq4sgn 16022 sinq12gt0 16023 relogoprlem 16062 logcxp 16094 rpcxpcl 16100 cxpcom 16135 rprelogbdiv 16154 gausslemma2dlem1a 16343 triap 17244 trirec0 17260 |
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