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New: Gamma function (8 cards) and Distribution Relationships (16 cards) - how normal, chi-squared, gamma, exponential, t, F and beta connect. Each comes with quizzes and Vietnamese.
Formula reference & derivations for stats, linear algebra, calculus, ML
FormulaBase is a fast, offline-first formula reference built for students of probability, statistics, linear algebra, calculus, optimization and machine learning. Every card gives you more than just the formula: • The formula itself, in clean LaTeX • What each symbol means • The intuition behind it — not just the math • When to use it, and the conditions that must hold • A step-by-step derivation, when the formula benefits from one • A common mistake students make with it • Practice questions to check you actually remember it Ask a follow-up question about any formula, or request an AI-generated explanation when a topic isn't clicking. No account, no ads, no tracking. Your progress stays on your device. Subjects covered: Probability · Statistics · Linear Algebra · Calculus · Optimization · Machine Learning