adding example implementation of least squares
adding example implementation of least squares

ergenekonyigit/Numerical-Analysis-Examples,ergenekonyigit/Numerical-Analysis-Examples,ergenekonyigit/Numerical-Analysis-Examples,ergenekonyigit/Numerical-Analysis-Examples,ergenekonyigit/Numerical-Analysis-Examples,ergenekonyigit/Numerical-Analysis-Examples,ergenekonyigit/Numerical-Analysis-Examples