fvar_a31.cpp

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/*
 * $Id$
 *
 * Author: David Fournier
 * Copyright (c) 2008-2012 Regents of the University of California
 */
#include <fvar.hpp>

dvar_vector colsum(const dvar_matrix &v)
  {
    int cmin=v.colmin();
    int cmax=v.colmax();
    int rmin=v.rowmin();
    int rmax=v.rowmax();

    dvar_vector tmp(cmin,cmax);
    tmp.initialize();
    for (int j=cmin; j<=cmax; j++)
    {
      for (int i=rmin; i<=rmax; i++)
      {
        tmp(j)+=v(i,j);
      }
    }
    return tmp;
  }

dvar_vector rowsum(const dvar_matrix &v)
  {
    //int cmin=v.colmin();
    //int cmax=v.colmax();
    int rmin=v.rowmin();
    int rmax=v.rowmax();

    dvar_vector tmp(rmin,rmax);
    for (int i=rmin; i<=rmax; i++)
    {
      tmp(i)=sum(v(i));
    }
    return tmp;
  }