16-May-2025 04:36:02

sigmoid_test():
  MATLAB/Octave version 6.4.0
  Test sigmoid.

sigmoid_coef_test():
  sigmoid_coef() returns the coefficients of
  the expansion of the nth derivative of the sigmoid
  function in terms of powers of the sigmoid function.

  s^(0)(x) = 
     +1.000000 * s(x)

  s^(1)(x) = 
     +1.000000 * s(x)
     -1.000000 * s(x)^2

  s^(2)(x) = 
     +1.000000 * s(x)
     -3.000000 * s(x)^2
     +2.000000 * s(x)^3

  s^(3)(x) = 
     +1.000000 * s(x)
     -7.000000 * s(x)^2
    +12.000000 * s(x)^3
     -6.000000 * s(x)^4

  s^(4)(x) = 
     +1.000000 * s(x)
    -15.000000 * s(x)^2
    +50.000000 * s(x)^3
    -60.000000 * s(x)^4
    +24.000000 * s(x)^5

sigmoid_value_test():
  sigmoid_value() evaluates the nth derivative
  of the sigmoid function at the location x.
  Graphics saved as "sigmoid_0.png"
  Graphics saved as "sigmoid_1.png"
  Graphics saved as "sigmoid_2.png"
  Graphics saved as "sigmoid_3.png"

sigmoid_test():
  Normal end of execution.

16-May-2025 04:36:03