The Yiu circle is the circumcircle of the Yiu triangle .
It has center function given by
where is a 14th-order polynomial. Its radius is
where is a 12th-order polynomial and is the circumradius of the reference triangle .
The Yiu circle is the circumcircle of the Yiu triangle .
It has center function given by
where is a 14th-order polynomial. Its radius is
where is a 12th-order polynomial and is the circumradius of the reference triangle .
Weisstein, Eric W. "Yiu Circle." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/YiuCircle.html