Understanding the Levenberg-Marquardt Nonlinear Least-Squares Algorithm and Error Singular Gradient in R's nls() Function: A Guide to Resolving Singular Gradient Errors with Logarithmic Transformation and Linear Modeling.

Handling Error Propagation Above Biological Thresholds in R with predictNLS

Fitting the Michaelis-Menten Function in R: A Guide to Nonlinear Least Squares