Shepherd.cpp

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#include <admodel.h>
#include <df1b2fun.h>
#include <adrndeff.h> 

/*---------------------------------------------------------3rd variable is a scalar*/
/*---------------------------------------------2nd variable is a scalar*/
dvariable Shepherd(const double& x,  const prevariable& a,  const prevariable& b,  const prevariable& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvariable y;
  y=a*x/(b+pow(x,c));

  RETURN_ARRAYS_DECREMENT();
  return (y);
}
dvar_vector Shepherd(const dvector& x,  const prevariable& a,  const prevariable& b,  const prevariable& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=a*elem_div(x, (b+pow(x,c)));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
dvar_vector Shepherd(const dvector& x,  const dvar_vector& a,  const prevariable& b,  const prevariable& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
/*---------------------------------------------2nd variable is a vector*/
dvar_vector Shepherd(const dvector& x,  const prevariable& a,  const dvar_vector& b,  const prevariable& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=a*elem_div(x, (b+pow(x,c)));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
dvar_vector Shepherd(const dvector& x,  const dvar_vector& a,  const dvar_vector& b,  const prevariable& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
/*---------------------------------------------------------3rd variable is a vector*/
/*---------------------------------------------2nd variable is a scalar*/
dvar_vector Shepherd(const dvector& x,  const prevariable& a,  const prevariable& b,  const dvar_vector& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=a*elem_div(x, (b+pow(x,c)));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
dvar_vector Shepherd(const dvector& x,  const dvar_vector& a,  const prevariable& b,  const dvar_vector& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
/*---------------------------------------------2nd variable is a vector*/
dvar_vector Shepherd(const dvector& x,  const prevariable& a,  const dvar_vector& b,  const dvar_vector& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=a*elem_div(x, (b+pow(x,c)));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
dvar_vector Shepherd(const dvector& x,  const dvar_vector& a,  const dvar_vector& b,  const dvar_vector& c)
{
    RETURN_ARRAYS_INCREMENT();  
  dvar_vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

  RETURN_ARRAYS_DECREMENT();  
    return (y);
}
/*---------------------------------------------------------3rd variable is a scalar in a random effects model*/
/*---------------------------------------------2nd variable is a scalar in a random effects model*/
/*----------------------1st varible contains random effects*/
df1b2variable Shepherd(const double& x,  const df1b2variable& a,  const df1b2variable& b,  const df1b2variable& c)
{
  df1b2variable y;
  y=a*x/(b+pow(x,c));

    return (y);
}
df1b2vector Shepherd(const dvector& x,  const df1b2variable& a,  const df1b2variable& b,  const df1b2variable& c)
{
  df1b2vector y;
  y=a*elem_div(x, (b+pow(x,c)));

    return(y);
}
df1b2vector Shepherd(const dvector& x,  const df1b2vector& a,  const df1b2variable& b,  const df1b2variable& c)
{
  df1b2vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

    return(y);
}

/*---------------------------------------------2nd variable is a vector in a random effects model*/
/*----------------------1st varible contains random effects*/
df1b2vector Shepherd(const dvector& x,  const df1b2variable& a,  const df1b2vector& b,  const df1b2variable& c)
{
  df1b2vector y;
  y=a*elem_div(x, (b+pow(x,c)));

    return(y);
}
df1b2vector Shepherd(const dvector& x,  const df1b2vector& a,  const df1b2vector& b,  const df1b2variable& c)
{
  df1b2vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

    return(y);
}


/*---------------------------------------------------------3rd variable is a vector in a random effects model*/
/*---------------------------------------------2nd variable is a scalar in a random effects model*/
/*----------------------1st varible contains random effects*/
df1b2vector Shepherd(const dvector& x,  const df1b2variable& a,  const df1b2variable& b,  const df1b2vector& c)
{
  df1b2vector y;
  y=a*elem_div(x, (b+pow(x,c)));

    return(y);
}
df1b2vector Shepherd(const dvector& x,  const df1b2vector& a,  const df1b2variable& b,  const df1b2vector& c)
{
  df1b2vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

    return(y);
}

/*---------------------------------------------2nd variable is a vector in a random effects model*/
/*----------------------1st varible contains random effects*/
df1b2vector Shepherd(const dvector& x,  const df1b2variable& a,  const df1b2vector& b,  const df1b2vector& c)
{
  df1b2vector y;
  y=a*elem_div(x, (b+pow(x,c)));

    return(y);
}
df1b2vector Shepherd(const dvector& x,  const df1b2vector& a,  const df1b2vector& b,  const df1b2vector& c)
{
  df1b2vector y;
  y=elem_prod(a, elem_div(x, (b+pow(x,c))));

    return(y);
}