long

A Long class for representing a 64-bit two's-complement integer value.

mathjs

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif

rbush

High-performance 2D spatial index for rectangles (based on R*-tree with bulk loading and bulk insertion algorithms)