Pushchords vs Discrete Probability

Pushchords is the ultimate tool for musicians who want to understand and master harmony. Circle of Fifths: Visualize and play chords in every key. Switch instantly between scale modes. Chord Builder: Choose chord type (triad, 7th, 9th) and hear how it sounds. Scale Explorer: Browse major, minor, lydian, mixolydian, dorian, and more. Practice sharp or flat keys with ease. Interactive & Playable: Tap to hear each chord and see it on the piano. Perfect for songwriting, practicing, or simply learning how chords connect.

Everything you need to learn and compute discrete distributions — formulas, derivations, and visual tools, all in one app. In Discrete Probability app, everything is in one place: • User-friendly calculator • Formulas with rigorous yet easy-to-follow derivations — exportable as images or LaTeX • Descriptions of optimized computation methods when they differ from the standard formulas • Histograms and other essential visual tools Covered in the first version: • General concepts with definitions and derivations / proofs • Binomial distribution • Geometric distribution • Negative Binomial distribution • Hypergeometric distribution • Poisson distribution We welcome your feedback — write to graphmath@aol.com