COMMENT --------------------------------------- Beta - chwirut1 ---------------------------------------
INPATH C:\Projects\Code\Beta\Benchmarks\Nonlinear
OPEN chwirut1_NIST.PRN
USE 1 214
NLS Y exp(-b1*x)/(b2+b3*x) / INPUTB B1=0.1 B2=0.01 B3=0.02
NLS Y exp(-b1*x)/(b2+b3*x)  / INPUTB B1=0.15 B2=0.008 B3=0.010


COMMENT --------------------------------------- NIST - chwirut1 ---------------------------------------
'Source is  'http://www.itl.nist.gov/div898/strd/nls/data/chwirut1.shtml
COMMENT           Starting values                  Certified Values
COMMENT 
COMMENT         Start 1     Start 2           Parameter     Standard Deviation
COMMENT   b1 =   0.1         0.15          1.9027818370E-01  2.1938557035E-02
COMMENT   b2 =   0.01        0.008         6.1314004477E-03  3.4500025051E-04
COMMENT   b3 =   0.02        0.010         1.0530908399E-02  7.9281847748E-04
COMMENT 
COMMENT Residual Sum of Squares:                    2.3844771393E+03
COMMENT Residual Standard Deviation:                3.3616721320E+00
COMMENT Degrees of Freedom:                               211
COMMENT Number of Observations:                           214
COMMENT