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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 8236 |
. 2
| |
| 2 | 1 | sseli 3238 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-11 1555 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 ax-resscn 8236 |
| This theorem depends on definitions: df-bi 117 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-in 3220 df-ss 3227 |
| This theorem is referenced by: mulrid 8288 recnd 8319 pnfnre 8332 mnfnre 8333 cnegexlem1 8466 cnegexlem2 8467 cnegexlem3 8468 cnegex 8469 renegcl 8552 resubcl 8555 negf1o 8674 mul02lem2 8680 ltaddneg 8717 ltaddnegr 8718 ltaddsub2 8730 leaddsub2 8732 leltadd 8740 ltaddpos 8745 ltaddpos2 8746 posdif 8748 lenegcon1 8759 lenegcon2 8760 addge01 8765 addge02 8766 leaddle0 8770 mullt0 8773 recexre 8871 msqge0 8909 mulge0 8912 aprcl 8939 recexap 8946 rerecapb 9138 ltm1 9141 prodgt02 9148 prodge02 9150 ltmul2 9151 lemul2 9152 lemul2a 9154 ltmulgt12 9160 lemulge12 9162 gt0div 9165 ge0div 9166 ltmuldiv2 9170 ltdivmul 9171 ltdivmul2 9173 ledivmul2 9175 lemuldiv2 9177 negiso 9250 cju 9256 nnge1 9281 halfpos 9490 lt2halves 9495 addltmul 9496 avgle1 9500 avgle2 9501 div4p1lem1div2 9513 nnrecl 9515 elznn0 9613 elznn 9614 nzadd 9651 zmulcl 9652 difgtsumgt 9668 elz2 9670 gtndiv 9695 zeo 9705 supminfex 9951 eqreznegel 9968 negm 9969 irradd 10000 irrmul 10001 divlt1lt 10079 divle1le 10080 xnegneg 10189 rexsub 10209 xnegid 10215 xaddcom 10217 xaddid1 10218 xnegdi 10224 xaddass 10225 xleaddadd 10243 divelunit 10358 fzonmapblen 10552 infssuzex 10619 expgt1 10967 mulexpzap 10969 leexp1a 10984 expubnd 10986 sqgt0ap 10998 lt2sq 11003 le2sq 11004 sqge0 11006 sumsqeq0 11008 bernneq 11051 bernneq2 11052 nn0ltexp2 11100 swrdccatin2 11450 swrdccat3blem 11460 crre 11571 crim 11572 reim0 11575 mulreap 11578 rere 11579 remul2 11587 redivap 11588 immul2 11594 imdivap 11595 cjre 11596 cjreim 11618 rennim 11717 sqrt0rlem 11718 resqrexlemover 11725 absreimsq 11782 absreim 11783 absnid 11788 leabs 11789 absre 11792 absresq 11793 sqabs 11797 ltabs 11802 absdiflt 11807 absdifle 11808 lenegsq 11810 abssuble0 11818 dfabsmax 11932 max0addsup 11934 negfi 11943 minclpr 11952 reefcl 12384 efgt0 12400 reeftlcl 12405 resinval 12431 recosval 12432 resin4p 12434 recos4p 12435 resincl 12436 recoscl 12437 retanclap 12438 efieq 12451 sinbnd 12468 cosbnd 12469 absefi 12485 odd2np1 12589 remetdval 15543 bl2ioo 15546 ioo2bl 15547 hoverb 15644 plyreres 15760 sincosq1sgn 15822 sincosq2sgn 15823 sincosq3sgn 15824 sincosq4sgn 15825 sinq12gt0 15826 relogoprlem 15864 logcxp 15893 rpcxpcl 15899 cxpcom 15934 rprelogbdiv 15953 gausslemma2dlem1a 16062 triap 16954 trirec0 16969 |
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