llsq_test, a Fortran90 code which calls llsq(), which solves the simple linear least squares (LLS) problem of finding the formula of a straight line y=a*x or y=a*x+b which minimizes the root-mean-square error to a set of N data points.
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llsq, a Fortran90 code which solves the simple linear least squares (LLS) problem of finding the formula of a straight line y=a*x or y=a*x+b which minimizes the root-mean-square (RMS) error to a set of N data points.