Pavel Potoček

Posts, interactive models, and other projects.

• How Climbing Ropes Twist

  Why a climbing rope gets twisted, explained in a blog post with interactive visualizations.

  source

• Actually Correct Flat-Earth Model

  Instead of a round Earth in flat space, a flat Earth in round space. A tongue-in-cheek coordinate transformation that still gets the physics right, with the Artemis trajectory plotted as “proof”.

  Reddit post

• Activity Tracker

  An ad-free, open-source Android app for tracking any metric over time, from body weight to bowling scores, with custom statistics and charts. Your data stays on your device.

  source · Google Play

• Simple Climber Model

  An interactive app that shows the forces acting on a climber.

  source

• Python Concur

  A Python GUI framework built on synchronous generators, on top of Dear ImGui. Well suited to debugging, prototyping, and data-analysis tools.

  API reference · PyPI

• General Relativity Playground

  An interactive general relativity playground in 2+1 dimensions.

  source

• Elm JSON Forms

  An Elm library that generates validating forms from JSON Schema and UI Schema.

  live example · Elm package