Scientific Packages

This calculator is a free and easy-to-use scientific calculator that supports many advanced features, including unit conversion, equation solving, and even complex-number math.

Scientific pitch notation parser/formatter for Node.js and the browser

Detect peaks in data based on their amplitude and other features (ported from python)

A Discrete Wavelet Transform (DWT) library for the web.

Calculator Javascript Library.

Calculator Keys Javascript Library.

Converts any big/small/precise decimal number represented as String, to exponential notation.

Document conversion for scientific documents

Parse alterations, notes, intervals and other musical elements with differents notations

Typed-array-function allows the simple creation of element wise function operators for javascript TypedArray data.

Element wise operator functions for ndarray data.

Port of Numeric Javascript unconstrained minimization to typed-matrix-ops/typed-array-ops

A modified version of Basecamp's Trix editor for use in scientific applications.

Node wrapper for the integrate module of scipy python library

Command-line cientific calculator based on node REPL, with the possibility to declare functions and variables, and save them and load them. This command-line calculator possesses a permanent history.

The X Toolkit: WebGL™ for Scientific Visualization

Convert number to scientific notation.

Rotate a data array

function helpers to extract values and units from a string

MATLAB-inspired function to create linearly spaced vectors.