exp(2^n/4) determines the topological Axis linking micro and macro physics ratios in a Jupyter Notebook entitled Jupyter-Notebook Practice Physical Constants Ratios. It uses the reduced Compton Electron wavelength as unit of length.

"A set of Jupyter Notebooks on feature selection methods in Python for machine learning. It covers techniques like constant feature removal, correlation analysis, information gain, chi-square testing, univariate selection, and feature importance, with datasets included for practical application.

48 Methods exhibiting the Hubble radius (distance estimates) mistakenly known as the age of the universe