M Newville questions

M Newville answers

• creating a function that changes equations at certain slope, usable in curve_fit
• How to set variable arguments in scipy.optimize.curve_fit in Python?
• the use of lmfit ExponentialGaussianModel( )
• How to use standard deviation errors from curve fit to plot error bar
• Fit of two different functions with boarder as fit parameter
• Python lmfit constraints: a < b < c
• How can we get lmfit parameters after fitting?
• fit (triple-) gauss to data python
• Evaluating a mathematical expression (function) for a large number of input values fast
• What exactly is the variance on the parameters of SciPy curve fit? (Python)