Brain dump

The Feynman Technique #

Real Analysis Differential Geometry Linear Algebra Topology Set Theory General Concepts # Bijective Function # …

Articles # Phosphine, Life, and Venus

Articles # Phosphine, Life, and Venus

For any triangle, the sum of the lengths of any two sides must be greater than or equal to the length of the remaining …

Concepts # Metric Space Open Balls Neighborhood Manifold Topological Space

An ordered pair \((X, \tau)\), where \(X\) is a set and \(\tau\) is a collection of subsets of \(X\) satisfying: The …

A four-step process to test your understanding of a given subject matter. Get a piece of paper and write the name of … ...

A function is surjective or “onto” if For every \(y \in Y\), there exists \(x \in X\) such that \(f(x) = …

Concepts # Null Hypothesis