How many terms in Chebyshev evaluation?
Enter n between 6 and 40. (n=0 to end).

        x         actual    Cheby. deriv.
   -1.256637     2.563209     2.563210
   -1.099557     0.384989     0.384988
   -0.942478    -0.921232    -0.921232
   -0.785398    -1.454446    -1.454446
   -0.628319    -1.406750    -1.406750
   -0.471239    -1.017505    -1.017504
   -0.314159    -0.528463    -0.528463
   -0.157080    -0.144005    -0.144004
    0.000000     0.000000     0.000000
    0.157080    -0.144005    -0.144004
    0.314159    -0.528463    -0.528463
    0.471239    -1.017505    -1.017504
    0.628319    -1.406750    -1.406750
    0.785398    -1.454446    -1.454446
    0.942478    -0.921232    -0.921232
    1.099557     0.384989     0.384988
    1.256637     2.563209     2.563210

How many terms in Chebyshev evaluation?
Enter n between 6 and 40. (n=0 to end).

        x         actual    Cheby. deriv.
   -1.256637     2.563209     2.571035
   -1.099557     0.384989     0.374743
   -0.942478    -0.921232    -0.932052
   -0.785398    -1.454446    -1.454627
   -0.628319    -1.406750    -1.397779
   -0.471239    -1.017505    -1.007973
   -0.314159    -0.528463    -0.525990
   -0.157080    -0.144005    -0.150121
    0.000000     0.000000    -0.009859
    0.157080    -0.144005    -0.150121
    0.314159    -0.528463    -0.525990
    0.471239    -1.017505    -1.007973
    0.628319    -1.406750    -1.397779
    0.785398    -1.454446    -1.454627
    0.942478    -0.921232    -0.932052
    1.099557     0.384989     0.374743
    1.256637     2.563209     2.571035

How many terms in Chebyshev evaluation?
Enter n between 6 and 40. (n=0 to end).