The project should help you get started with Bookmap Layer 1 API (indicators, strategies, rewriting realtime data) - BookmapAPI/DemoStrategies ...

Curriculum-linked learning resources for primary and secondary school teachers and students. Videos, games and interactives covering English, maths, history, science and more!

There's no way to make a bar inside of brackets resize to the content, which is needed for braket and set notation. In Latex, \middle| is builtin, and the braket package provides for braket and set ...