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| Mirrors > Home > ILE Home > Th. List > recni | Unicode version | ||
| Description: A real number is a complex number. (Contributed by NM, 1-Mar-1995.) |
| Ref | Expression |
|---|---|
| recni.1 |
|
| Ref | Expression |
|---|---|
| recni |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-resscn 8261 |
. 2
| |
| 2 | recni.1 |
. 2
| |
| 3 | 1, 2 | sselii 3245 |
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 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 8261 |
| This theorem 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 referenced by: resubcli 8579 ltapii 8953 nncni 9293 2cn 9354 3cn 9358 4cn 9361 5cn 9363 6cn 9365 7cn 9367 8cn 9369 9cn 9371 halfcn 9498 8th4div3 9503 nn0cni 9554 numltc 9781 sqge0i 11041 lt2sqi 11042 le2sqi 11043 sq11i 11044 sqrtmsq2i 11879 0.999... 12266 ef01bndlem 12501 sin4lt0 12512 eirraplem 12522 eirr 12524 egt2lt3 12525 sqrt2irraplemnn 12935 modsubi 13176 picn 15811 sinhalfpilem 15815 cosneghalfpi 15822 sinhalfpip 15844 sinhalfpim 15845 coshalfpip 15846 coshalfpim 15847 sincosq1sgn 15850 sincosq2sgn 15851 sincosq3sgn 15852 sincosq4sgn 15853 cosq23lt0 15857 coseq00topi 15859 sincosq1eq 15863 sincos4thpi 15864 tan4thpi 15865 sincos6thpi 15866 2logb9irrALT 15999 taupi 17028 |
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