CHAPTER 1. NUMBER SETS- nìçíáÉåí=áå=mçä~ê=oÉéêÉëÉåí~íáçå=
()
()
[]()()N O N O
ON
O O ON N N
ON Åçë áëáå
êê
ê Åçë áëáåê Åçë áëáå
òò
= φ −φ + φ −φ
φ + φφ + φ
= ==- mçïÉê=çÑ=~=`çãéäÉñ=kìãÄÉê=
òå=[]ê()Åçëφ+áëáåφ å=êå[Åçë(åφ)+áëáå(åφ)]=
=- cçêãìä~=±aÉ=jçáîêÉ≤=
()Åçëφ+áëáåφå=Åçë(åφ)+áëáå(åφ)=
=- kíÜ=oççí=çÑ=~=`çãéäÉñ=kìãÄÉê=
()
φ+ π
+φ+ π
= φ+ φ =
åO â
áëáå
åO â
åò åêÅçë áëáå åê Åçë I==ïÜÉêÉ==
â=MINIOIKIå−NK==
=- bìäÉê∞ë=cçêãìä~=
Éáñ=Åçëñ+áëáåñ=
=
=