Use for questions involving quasi-Newton method, which in contrast to [tag:newton-method] uses an approximation of the Hessian during the root-finding or optimization process.
Questions tagged [quasi-newton]
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General question related to BFGS
Based on my basic understanding of the BFGS method, the algorithm will iterate until the gradient norm is less than or equal to a set value called "gtol" in the case of Python.
However, when using this method, and checking the output the following…
Habib
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