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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 8501 cnegexlem2 8502 cnegexlem3 8503 cnegex 8504 renegcl 8587 resubcl 8590 negf1o 8709 mul02lem2 8715 ltaddneg 8752 ltaddnegr 8753 ltaddsub2 8765 leaddsub2 8767 leltadd 8775 ltaddpos 8780 ltaddpos2 8781 posdif 8783 lenegcon1 8794 lenegcon2 8795 addge01 8800 addge02 8801 leaddle0 8805 mullt0 8808 recexre 8906 msqge0 8944 mulge0 8947 aprcl 8974 recexap 8981 rerecapb 9173 ltm1 9176 prodgt02 9183 prodge02 9185 ltmul2 9186 lemul2 9187 lemul2a 9189 ltmulgt12 9195 lemulge12 9197 gt0div 9200 ge0div 9201 ltmuldiv2 9205 ltdivmul 9206 ltdivmul2 9208 ledivmul2 9210 lemuldiv2 9212 negiso 9285 cju 9291 nnge1 9327 halfpos 9536 lt2halves 9541 addltmul 9542 avgle1 9546 avgle2 9547 div4p1lem1div2 9559 nnrecl 9561 elznn0 9659 elznn 9660 nzadd 9697 zmulcl 9698 difgtsumgt 9714 elz2 9716 gtndiv 9741 zeo 9751 supminfex 9997 eqreznegel 10014 negm 10015 irradd 10046 irrmul 10047 divlt1lt 10125 divle1le 10126 xnegneg 10235 rexsub 10255 xnegid 10261 xaddcom 10263 xaddid1 10264 xnegdi 10270 xaddass 10271 xleaddadd 10289 divelunit 10404 fzonmapblen 10599 infssuzex 10666 expgt1 11014 mulexpzap 11016 leexp1a 11031 expubnd 11033 sqgt0ap 11045 lt2sq 11050 le2sq 11051 sqge0 11053 sumsqeq0 11055 bernneq 11098 bernneq2 11099 nn0ltexp2 11147 swrdccatin2 11501 swrdccat3blem 11511 crre 11622 crim 11623 reim0 11626 mulreap 11629 rere 11630 remul2 11638 redivap 11639 immul2 11645 imdivap 11646 cjre 11647 cjreim 11669 rennim 11768 sqrt0rlem 11769 resqrexlemover 11776 absreimsq 11833 absreim 11834 absnid 11839 leabs 11840 absre 11843 absresq 11844 sqabs 11848 ltabs 11853 absdiflt 11858 absdifle 11859 lenegsq 11861 abssuble0 11869 dfabsmax 11983 max0addsup 11985 negfi 11994 minclpr 12003 reefcl 12435 efgt0 12451 reeftlcl 12456 resinval 12482 recosval 12483 resin4p 12485 recos4p 12486 resincl 12487 recoscl 12488 retanclap 12489 efieq 12502 sinbnd 12519 cosbnd 12520 absefi 12536 odd2np1 12640 remetdval 15648 bl2ioo 15651 ioo2bl 15652 hoverb 15749 plyreres 15865 sincosq1sgn 15927 sincosq2sgn 15928 sincosq3sgn 15929 sincosq4sgn 15930 sinq12gt0 15931 relogoprlem 15969 logcxp 15999 rpcxpcl 16005 cxpcom 16040 rprelogbdiv 16059 gausslemma2dlem1a 16177 triap 17078 trirec0 17093 |
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