function [u,v] = ch8ex11; % Exercise 8.11 Fall 2011. % Fit a circle to points in the plane. u = [ -3.9265307e+00 -3.1716160e+00 -1.6115988e+00 -2.6679398e+00 -1.7299714e+00 -2.2185018e+00 -2.0618500e+00 -1.4774499e+00 -3.2095408e+00 -2.0139385e+00 -2.0965393e+00 -2.8414848e+00 -3.5516322e+00 -2.3325005e+00 -1.6889345e+00 -1.4937155e+00 -1.3103945e+00 -1.3082423e+00 -1.5221371e+00 -1.8621796e+00 -2.8784185e+00 -3.3058351e+00 -2.9418136e+00 -3.5689305e+00 -3.2715656e+00 -1.8167830e+00 -2.6160985e+00 -3.6369299e+00 -3.6094960e+00 -3.8213899e+00 -3.5639197e+00 -2.9667150e+00 -1.9473222e+00 -3.0470691e+00 -2.8955875e+00 -3.2029692e+00 -2.2688964e+00 -2.3212990e+00 -1.1585153e+00 -1.8993455e+00 -3.5771792e+00 -2.6473229e+00 -1.4699478e+00 -3.7978927e+00 -2.0968345e+00 -4.0118440e+00 -2.2415905e+00 -1.3737454e+00 -2.0935937e+00 -1.4260492e+00 ]; v = [ 5.7992251e+00 7.3130620e+00 7.5592434e+00 7.6911348e+00 5.5113079e+00 7.7442101e+00 7.7091849e+00 6.0549104e+00 7.5170875e+00 7.6045473e+00 5.1354212e+00 5.0671844e+00 7.3910732e+00 7.6949226e+00 5.3469286e+00 7.3473664e+00 6.8715471e+00 6.7842012e+00 5.7283630e+00 7.7633148e+00 7.7677261e+00 5.4778857e+00 5.0690285e+00 5.5246190e+00 7.6772318e+00 5.3181407e+00 7.6148680e+00 7.3524730e+00 6.0303455e+00 5.8476992e+00 5.8479253e+00 5.3237261e+00 5.1703804e+00 5.4245981e+00 7.7991795e+00 5.5734007e+00 7.8705366e+00 5.1617927e+00 6.1579013e+00 5.4067639e+00 7.2445803e+00 7.6805233e+00 6.1180277e+00 7.3691475e+00 7.6463880e+00 6.1479510e+00 7.7414349e+00 7.2054473e+00 5.2385698e+00 5.8594283e+00 ];