D04BAF Example Program Results
 
  Find the derivatives of the polygamma (psi) function
  using function values generated by S14AEF.
 
  Demonstrate the effect of successively reducing HBASE.
 
  Derivative (1) calculated using S14AEF :  4.0153E+02
  Derivative and error estimates for derivative (1)
          hbase       DER(1)     EREST(1)
     2.5000E-03   4.0204E+02      1.4E+02
     2.5000E-04   4.0153E+02      5.0E-11
     2.5000E-05   4.0153E+02      2.2E-10
     2.5000E-06   4.0153E+02      1.2E-09
 
  Derivative (2) calculated using S14AEF : -1.6002E+04
  Derivative and error estimates for derivative (2)
          hbase       DER(2)     EREST(2)
     2.5000E-03  -1.6022E+04      5.6E+03
     2.5000E-04  -1.6002E+04      1.3E-07
     2.5000E-05  -1.6002E+04      6.1E-06
     2.5000E-06  -1.6002E+04      9.6E-04
 
  Derivative (3) calculated using S14AEF :  9.6001E+05
  Derivative and error estimates for derivative (3)
          hbase       DER(3)     EREST(3)
     2.5000E-03   9.1465E+05     -7.4E+06
     2.5000E-04   9.6001E+05      2.4E-04
     2.5000E-05   9.6001E+05      4.2E-02
     2.5000E-06   9.6001E+05      6.0E+01