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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 8271 |
. 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 8271 |
| 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 8323 recnd 8354 pnfnre 8367 mnfnre 8368 cnegexlem1 8502 cnegexlem2 8503 cnegexlem3 8504 cnegex 8505 renegcl 8588 resubcl 8591 negf1o 8710 mul02lem2 8716 ltaddneg 8753 ltaddnegr 8754 ltaddsub2 8766 leaddsub2 8768 leltadd 8776 ltaddpos 8781 ltaddpos2 8782 posdif 8784 lenegcon1 8795 lenegcon2 8796 addge01 8801 addge02 8802 leaddle0 8806 mullt0 8809 recexre 8908 msqge0 8946 mulge0 8949 aprcl 8976 recexap 8983 rerecapb 9175 ltm1 9178 prodgt02 9185 prodge02 9187 ltmul2 9188 lemul2 9189 lemul2a 9191 ltmulgt12 9197 lemulge12 9199 gt0div 9202 ge0div 9203 ltmuldiv2 9207 ltdivmul 9208 ltdivmul2 9210 ledivmul2 9212 lemuldiv2 9214 negiso 9287 cju 9293 nnge1 9329 halfpos 9540 lt2halves 9545 addltmul 9546 avgle1 9550 avgle2 9551 div4p1lem1div2 9563 nnrecl 9565 elznn0 9663 elznn 9664 nzadd 9701 zmulcl 9702 difgtsumgt 9718 elz2 9720 gtndiv 9745 zeo 9755 supminfex 10006 eqreznegel 10023 negm 10024 irradd 10055 irrmul 10057 divlt1lt 10135 divle1le 10136 xnegneg 10245 rexsub 10265 xnegid 10271 xaddcom 10273 xaddid1 10274 xnegdi 10280 xaddass 10281 xleaddadd 10299 divelunit 10414 fzonmapblen 10609 infssuzex 10676 expgt1 11027 mulexpzap 11029 leexp1a 11044 expubnd 11046 sqgt0ap 11058 lt2sq 11063 le2sq 11064 sqge0 11066 sumsqeq0 11068 bernneq 11111 bernneq2 11112 nn0ltexp2 11161 swrdccatin2 11515 swrdccat3blem 11525 crre 11636 crim 11637 reim0 11640 mulreap 11643 rere 11644 remul2 11652 redivap 11653 immul2 11659 imdivap 11660 cjre 11661 cjreim 11683 rennim 11782 sqrt0rlem 11783 resqrexlemover 11790 absreimsq 11847 absreim 11848 absnid 11853 leabs 11854 absre 11858 absresq 11859 sqabs 11863 ltabs 11868 absdiflt 11873 absdifle 11874 lenegsq 11876 abssuble0 11884 dfabsmax 11998 max0addsup 12000 negfi 12009 minclpr 12018 reefcl 12451 efgt0 12467 reeftlcl 12472 resinval 12498 recosval 12499 resin4p 12501 recos4p 12502 resincl 12503 recoscl 12504 retanclap 12505 efieq 12518 sinbnd 12535 cosbnd 12536 absefi 12552 odd2np1 12656 remetdval 15697 bl2ioo 15700 ioo2bl 15701 hoverb 15798 plyreres 15914 sincosq1sgn 15977 sincosq2sgn 15978 sincosq3sgn 15979 sincosq4sgn 15980 sinq12gt0 15981 relogoprlem 16020 logcxp 16052 rpcxpcl 16058 cxpcom 16093 rprelogbdiv 16112 gausslemma2dlem1a 16275 triap 17176 trirec0 17191 |
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