Tue Oct 19 17:34:12 2021

zero_test():
  Python version: 3.6.9
  zero() seeks a root X of a function F()
  in an interval [A,B].

  f_01(x) = sin ( x ) - x / 2

      A                 X             B
    F(A)              F(X)          F(B)

        1.000000        1.895494        2.000000
    3.414710e-01    4.761858e-12   -9.070257e-02
  Number of calls to F =  8

  f_02(x) = 2 * x - exp ( - x )

      A                 X             B
    F(A)              F(X)          F(B)

        0.000000        0.351734        1.000000
   -1.000000e+00    1.026179e-12    1.632121e+00
  Number of calls to F =  7

  f_03(x) = x * exp ( - x )

      A                 X             B
    F(A)              F(X)          F(B)

       -1.000000       -0.000000        0.500000
   -2.718282e+00   -4.035216e-10    3.032653e-01
  Number of calls to F =  10

  f_04(x) = exp ( x ) - 1 / ( 100 * x * x )

      A                 X             B
    F(A)              F(X)          F(B)

        0.000100        0.095345       20.000000
   -9.999990e+05    7.391270e-08    4.851652e+08
  Number of calls to F =  14

  f_05(x) = (x+3) * (x-1) * (x-1)

      A                 X             B
    F(A)              F(X)          F(B)

       -5.000000       -3.000000        2.000000
   -7.200000e+01   -8.597567e-13    5.000000e+00
  Number of calls to F =  14

zero_test():
  Normal end of execution.
Tue Oct 19 17:34:12 2021