
Derivatives Explained: The Language of Change
What is a derivative? Drag the point and watch the tangent line update in real-time. See how derivatives measure instantaneous rate of change and power gradient descent.
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The math that makes the magic happen
11 posts

What is a derivative? Drag the point and watch the tangent line update in real-time. See how derivatives measure instantaneous rate of change and power gradient descent.

What is a partial derivative? Explore 3D surfaces and see how slopes change in different directions. Understand gradients and why they point toward steepest ascent.

What is a dot product? Drag vectors and see similarity change in real-time. Learn why this simple operation powers attention, embeddings, and every neural network.

Master the Gaussian distribution with our interactive calculator. Learn the formula, understand the bell curve, and calculate probabilities step by step.

Master the binomial distribution with our interactive calculator. Learn the formula, explore probability tables, and calculate variance step by step.

Learn the Poisson distribution with our interactive calculator. Understand the formula, explore real examples, and master probability calculations step by step.

Learn how to calculate probability with our interactive calculator. Master the conditional probability formula and law of total probability step by step.

The determinant is just the area of the parallelogram formed by the column vectors. Interactive calculator shows how columns create parallelograms.

Understand eigenvectors through the spinning globe analogy. Interactive calculator to find eigenvectors and eigenvalues of any 2x2 or 3x3 matrix.

Interactive matrix multiplication calculator. Change dimensions, enter values, see step-by-step how each result is computed.

Understand tensors visually: scalar vs vector vs matrix vs tensor. Learn NumPy shape intuition with interactive examples and visualizations.