buch/chapters/030-geometrie/uebungsaufgaben/1.m


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format long

s = sqrt(2)/2
c = sqrt(2)/2

s2 = sqrt(1/2-c/2)
c2 = sqrt(1/2+c/2)

s4 = sqrt(1/2-c2/2)
c4 = sqrt(1/2+c2/2)

s8 = sqrt(1/2-c4/2)
c8 = sqrt(1/2+c4/2)