the centre of circle represented by mod(z+1)=2mod(z1) is
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the centre of circle represented by mod(z+1)=2mod(z1) is
Hello, prasum!
Quote:
is the distance from to (1,0).
is the distance from to (1,0).
Code: P
 o
 * *
*  *
A *  * B
  o     +     o  
1  1

We want points so that: .
[This is known as the Circle of Apollonius.]
We have: .
Square: .
which simplifies to: .
. . . . . . . . . . . . . . . .
Complete the square: .
. . . . . . . . . . . . . . . . . . . . .
Therefore, the circle has center radius
thanks