Python3 program to find the ratio of the distance between the centres of the circles and the point of intersection of two transverse common tangents to the circles which do not touch each other
def GCD ( a , b ) : NEW_LINE INDENT if ( b != 0 ) : NEW_LINE INDENT return GCD ( b , a % b ) ; NEW_LINE DEDENT else : NEW_LINE INDENT return a ; NEW_LINE DEDENT DEDENT