How many terms in Chebyshev evaluation?
 Enter n between 6 and 40. Enter n=0 to END.
         X        Actual   Chebyshev fit
    -1.256637    0.632073    0.632073
    -1.099557    0.852077    0.852077
    -0.942478    0.798917    0.798916
    -0.785398    0.603301    0.603301
    -0.628318    0.372488    0.372487
    -0.471239    0.179244    0.179244
    -0.314159    0.057987    0.057988
    -0.157080    0.007624    0.007624
     0.000000   -0.000000    0.000000
     0.157080   -0.007624   -0.007625
     0.314159   -0.057987   -0.057988
     0.471239   -0.179244   -0.179244
     0.628318   -0.372488   -0.372487
     0.785398   -0.603301   -0.603300
     0.942478   -0.798917   -0.798916
     1.099557   -0.852077   -0.852077
     1.256637   -0.632073   -0.632073
 How many terms in Chebyshev evaluation?
 Enter n between 6 and 40. Enter n=0 to END.
         X        Actual   Chebyshev fit
    -1.256637    0.632073    0.644117
    -1.099557    0.852077    0.814509
    -0.942478    0.798917    0.748011
    -0.785398    0.603301    0.575984
    -0.628318    0.372488    0.384780
    -0.471239    0.179244    0.223244
    -0.314159    0.057987    0.110213
    -0.157080    0.007624    0.042021
     0.000000   -0.000000    0.000000
     0.157080   -0.007624   -0.042021
     0.314159   -0.057987   -0.110213
     0.471239   -0.179244   -0.223244
     0.628318   -0.372488   -0.384780
     0.785398   -0.603301   -0.575984
     0.942478   -0.798917   -0.748011
     1.099557   -0.852077   -0.814509
     1.256637   -0.632073   -0.644117
 How many terms in Chebyshev evaluation?
 Enter n between 6 and 40. Enter n=0 to END.