Homework Statement
0 = \sum n_i / (b-a_i)
the summation is goes from i = 1 to k
the question is to rationalize each term so that the denominator is positive, and then solve for b.
Homework Equations
The Attempt at a Solution
i tried to expand the summation and get the factor...
Homework Statement
Suppose T is a Mobius map take Real -> Real and infinite infinitely to 0
a) What's the image of the family of lines parallel to Real?
b) What's the image of the family of lines perpendicular to Real?
c) Show the Mobius map take D = {z :|z|<1} onto itself iff Tz =...