least_squares.h

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#ifndef UWTOKENBUS_RANGH
#define UWTOKENBUS_RANGH
 
#include <vector>
 
namespace LSSQ
{
    enum LeastSqResult {OK = 0, TIMEOUT = 1, ERROR = 2}; 
    LeastSqResult nnLeastSquares(std::vector<std::vector<double>> a,std::vector<double> b,std::vector<double> &x,double* resid = nullptr);
 
}
#endif