Gender gaps that had largely closed before COVID are widening again. Multiple measures are “giving flashing warning signs ...

Foundation for many other chapters like Profit & Loss, SI & CI, etc. Shortcut: Use fractions (like 50% = 1/2, 25% = 1/4) to speed up. Mastering Quantitative Aptitude requires a blend of speed, ...

This file provides functions and modules that construct shapes from a list of cross sections. In the case of skin() you specify each cross sectional shape yourself, and the number of points can vary.

Assorted math functions, including linear interpolation, list operations (sums, mean, products), convolution, quantization, log2, hyperbolic trig functions, random ...