function Strout=modelString
%%  build variogram help file strings
%%
%%  Kriging Software Package  version 1.0 beta,   October 29, 1998
%%  Copyright (c) 1998, property of Dezhang Chu and Woods Hole Oceanographic
%%  Institution.  All Rights Reserved.


load variomodelhelp

mat2={'Variables:',
	'     r:   lag',
	'     C:   sill-nugget',  
	'     L:   length scale ', 
   '     b:   length scale due to hole effect',
	'     p:   power for general expenential model',
	'                      ',
	'Models (Variogram):',
        '1.  spherical:                                 y=C[1.5r/L-0.5(r/L)^3]+nugget',
        '2.  exponential:                             y=C[1-exp(-(r/L))]+nugget',
        '3.  gaussian:                                 y=C[1-exp(-(r/L)^2)]+nugget',
        '5.  linear:                                       y=Cr + nugget',
        '20. sinc:                                         y=C[1-sin(br)/r]+nugget',
        '21. exponential-cosine(type I):   y=C[1-(exp(-r/L))cos(br)]+nugget', 
        '22. exponential-cosine(type I):   y=C[1+(exp(-r/L))cos(br)]+nugget',        
        '24. gaussian-cosine:                   y=C[1-(exp(-(r/L)^2)cos(br)]+nugget',
        '25. bessel (1- J0):                        y=C[1-Jo(br)]+nugget',
        '26. exponential-bessel:               y=C[1-exp(-r/L)Jo(br)]+nugget',                
        '27. gaussian-bessel:                   y=C[1-exp(-(r/L)^2)Jo(br)]+nugget',
	     '28. gaussain-linear:                     y=C[1-(exp-(r/L)^2)(1-br)]+nugget',
        '30. general exponential-bessel:y=C[1-exp(-(r/L)^p)Jo(br)]+nugget'};


save  variomodelhelp
variomodelhelp