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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 8277 |
. 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 8277 |
| 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 8329 recnd 8360 pnfnre 8373 mnfnre 8374 cnegexlem1 8508 cnegexlem2 8509 cnegexlem3 8510 cnegex 8511 renegcl 8594 resubcl 8597 negf1o 8716 mul02lem2 8722 ltaddneg 8759 ltaddnegr 8760 ltaddsub2 8772 leaddsub2 8774 leltadd 8782 ltaddpos 8787 ltaddpos2 8788 posdif 8790 lenegcon1 8801 lenegcon2 8802 addge01 8807 addge02 8808 leaddle0 8812 mullt0 8815 recexre 8914 msqge0 8952 mulge0 8955 aprcl 8982 recexap 8989 rerecapb 9181 ltm1 9184 prodgt02 9191 prodge02 9193 ltmul2 9194 lemul2 9195 lemul2a 9197 ltmulgt12 9203 lemulge12 9205 gt0div 9208 ge0div 9209 ltmuldiv2 9213 ltdivmul 9214 ltdivmul2 9216 ledivmul2 9218 lemuldiv2 9220 negiso 9293 cju 9299 nnge1 9336 halfpos 9547 lt2halves 9552 addltmul 9553 avgle1 9557 avgle2 9558 div4p1lem1div2 9570 nnrecl 9572 elznn0 9670 elznn 9671 nzadd 9708 zmulcl 9709 difgtsumgt 9725 elz2 9727 gtndiv 9752 zeo 9762 supminfex 10013 eqreznegel 10030 negm 10031 irradd 10062 irrmul 10064 divlt1lt 10142 divle1le 10143 xnegneg 10252 rexsub 10272 xnegid 10278 xaddcom 10280 xaddid1 10281 xnegdi 10287 xaddass 10288 xleaddadd 10306 divelunit 10421 fzonmapblen 10616 infssuzex 10683 expgt1 11035 mulexpzap 11037 leexp1a 11052 expubnd 11054 sqgt0ap 11066 lt2sq 11071 le2sq 11072 sqge0 11074 sumsqeq0 11076 bernneq 11119 bernneq2 11120 nn0ltexp2 11169 swrdccatin2 11523 swrdccat3blem 11533 crre 11644 crim 11645 reim0 11648 mulreap 11651 rere 11652 remul2 11660 redivap 11661 immul2 11667 imdivap 11668 cjre 11669 cjreim 11691 rennim 11790 sqrt0rlem 11791 resqrexlemover 11798 absreimsq 11855 absreim 11856 absnid 11861 leabs 11862 absre 11866 absresq 11867 sqabs 11871 ltabs 11876 absdiflt 11881 absdifle 11882 lenegsq 11884 abssuble0 11892 dfabsmax 12006 max0addsup 12008 negfi 12017 minclpr 12027 reefcl 12460 efgt0 12476 reeftlcl 12481 resinval 12507 recosval 12508 resin4p 12510 recos4p 12511 resincl 12512 recoscl 12513 retanclap 12514 efieq 12527 sinbnd 12544 cosbnd 12545 absefi 12561 odd2np1 12665 remetdval 15773 bl2ioo 15776 ioo2bl 15777 hoverb 15874 plyreres 15990 sincosq1sgn 16053 sincosq2sgn 16054 sincosq3sgn 16055 sincosq4sgn 16056 sinq12gt0 16057 relogoprlem 16098 logcxp 16130 rpcxpcl 16136 cxpcom 16173 rprelogbdiv 16193 gausslemma2dlem1a 16382 triap 17284 trirec0 17300 |
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