Bolt.jl

Differentiable boltzmann code
Author xzackli
Popularity
35 Stars
Updated Last
12 Months Ago
Started In
January 2021

Bolt

Dev

Build Status codecov

Bolt is a pure-Julia integrator for the Boltzmann equations in cosmology. It can accurately compute the gradient of the CMB power spectrum, with respect to cosmological parameters, using forward-mode automatic differentiation.

Contributors: Jamie Sullivan, Zack Li, Marius Millea

Install

Bolt requires Julia 1.5+. To install, from the package prompt, run:

pkg> add https://github.com/xzackli/Bolt.jl

Gallery

A CMB temperature power spectrum and gradient from Bolt.jl.

A linear matter power spectrum and gradient from Bolt.jl.