π 07


This image represents points (x,y) that satisfy the equation:
π /4 = tan-1(y1/x1) + tan-1(y2/x2) + tan-1(y3/x3).
The image is made up of hundreds of Lagrange polynomial curves, each defined by the points (x1,y1), (x2,y2), and (x3,y3).

© 2013 Kerry Mitchell