******************************************************************************* Wed Feb 21 17:30:33 2024 FIT: data read from 'xavg_vs_t_1.dat' u 2:3 format = x:z #datapoints = 167 residuals are weighted equally (unit weight) function used for fitting: f(x) f(x) = a+b*cos(c*x+d) fitted parameters initialized with current variable values Warning: Initial value of parameter 'd' is zero. iter chisq delta/lim lambda a b c d 0 3.9247380690e+01 0.00e+00 2.90e+00 2.200000e+00 5.000000e-01 3.330000e-01 1.000000e-30 BREAK: Singular matrix in Invert_RtR ******************************************************************************* Wed Feb 21 17:30:36 2024 FIT: data read from 'xavg_vs_t_1.dat' u 2:3 format = x:z #datapoints = 167 residuals are weighted equally (unit weight) function used for fitting: f(x) f(x) = a+b*cos(c*x+d) fitted parameters initialized with current variable values iter chisq delta/lim lambda a b c d 0 1.8573356901e+01 0.00e+00 1.08e+00 2.108918e+00 -5.497905e-02 2.722224e-01 1.001000e-30 BREAK: Singular matrix in Invert_RtR