運算式 6: "R" Subscript, 1 , Baseline equals exponent left parenthesis, StartFraction, left bracket, 0... "n" minus 1 , right bracket Over "n" , EndFraction 2 pi "i" , right parenthesisR1=exp0...n−1n2πi
6
All nth Roots of z
7
運算式 8: "R" Subscript, 1 , Baseline "s"R1s
8
Average of All nth Roots of z
9
運算式 10: "y" equals mean left parenthesis, abs left parenthesis, "R" Subscript, 1 , Baseline "s" , right parenthesis , right parenthesisy=meanabsR1s
