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    "info": {
        "author": "Will Handley",
        "author_email": "wh260@cam.ac.uk",
        "bugtrack_url": null,
        "classifiers": [
            "Development Status :: 5 - Production/Stable",
            "Intended Audience :: Developers",
            "Intended Audience :: Science/Research",
            "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
            "Natural Language :: English",
            "Programming Language :: Python :: 2.7",
            "Programming Language :: Python :: 3.4",
            "Programming Language :: Python :: 3.5",
            "Programming Language :: Python :: 3.6",
            "Topic :: Scientific/Engineering",
            "Topic :: Scientific/Engineering :: Astronomy",
            "Topic :: Scientific/Engineering :: Mathematics",
            "Topic :: Scientific/Engineering :: Physics"
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        "description": "========================================\nprimordial: inflationary equation solver\n========================================\n:primordial: inflationary equation solver\n:Author: Will Handley\n:Version: 0.0.13\n:Homepage: https://github.com/williamjameshandley/primordial\n:Documentation: http://primordial.readthedocs.io/\n\n.. image:: https://travis-ci.org/williamjameshandley/primordial.svg?branch=master\n   :target: https://travis-ci.org/williamjameshandley/primordial\n   :alt: Build Status\n.. image:: https://codecov.io/gh/williamjameshandley/primordial/branch/master/graph/badge.svg\n   :target: https://codecov.io/gh/williamjameshandley/primordial\n   :alt: Test Coverage Status\n.. image:: https://badge.fury.io/py/primordial.svg\n   :target: https://badge.fury.io/py/primordial\n   :alt: PyPi location\n.. image:: https://readthedocs.org/projects/primordial/badge/?version=latest\n   :target: https://primordial.readthedocs.io/en/latest/?badge=latest\n   :alt: Documentation Status\n.. image:: https://zenodo.org/badge/150298714.svg\n   :target: https://zenodo.org/badge/latestdoi/150298714\n   :alt: Permanent DOI for this release\n\n\n\nDescription\n===========\n\n``primordial`` is a python package for solving cosmological inflationary equations.\n\nIt is very much in beta stage, and currently being built for research purposes.\n\n\nExample Usage\n=============\n\nPlot Background evolution\n-------------------------\n.. code:: python\n\n    import numpy\n    import matplotlib.pyplot as plt\n    from primordial.solver import solve\n    from primordial.equations.inflation_potentials import ChaoticPotential\n    from primordial.equations.t.inflation import Equations, KD_initial_conditions\n    from primordial.equations.events import Inflation, Collapse\n    \n    fig, ax = plt.subplots(3,sharex=True)\n    for K in [-1, 0, +1]:\n         m = 1\n         V = ChaoticPotential(m)\n         equations = Equations(K, V)\n    \n         events= [Inflation(equations),                    # Record inflation entry and exit \n                  Inflation(equations, -1, terminal=True), # Stop on inflation exit\n                  Collapse(equations, terminal=True)]      # Stop if universe stops expanding\n    \n         N_p = -1.5\n         phi_p = 23\n         t_p = 1e-5\n         ic = KD_initial_conditions(t_p, N_p, phi_p)\n         t = numpy.logspace(-5,10,1e6)\n    \n         sol = solve(equations, ic, t_eval=t, events=events)\n    \n         ax[0].plot(sol.N(t),sol.phi(t))\n         ax[0].set_ylabel(r'$\\phi$')\n    \n         ax[1].plot(sol.N(t),sol.H(t))\n         ax[1].set_yscale('log')\n         ax[1].set_ylabel(r'$H$')\n    \n         ax[2].plot(sol.N(t),1/(sol.H(t)*numpy.exp(sol.N(t))))\n         ax[2].set_yscale('log')\n         ax[2].set_ylabel(r'$1/aH$')\n         \n    ax[-1].set_xlabel('$N$')\n\n|image0|\n\nPlot mode function evolution\n----------------------------\n.. code:: python\n\n    import numpy\n    import matplotlib.pyplot as plt\n    from primordial.solver import solve\n    from primordial.equations.inflation_potentials import ChaoticPotential\n    from primordial.equations.t.mukhanov_sasaki import Equations, KD_initial_conditions\n    from primordial.equations.events import Inflation, Collapse, ModeExit\n\n    fig, axes = plt.subplots(3,sharex=True)\n    for ax, K in zip(axes, [-1, 0, +1]):\n        ax2 = ax.twinx()\n        m = 1\n        V = ChaoticPotential(m)\n        k = 100\n        equations = Equations(K, V, k)\n\n        events= [\n                Inflation(equations),                    # Record inflation entry and exit\n                Collapse(equations, terminal=True),      # Stop if universe stops expanding\n                ModeExit(equations, +1, terminal=True, value=1e1*k)   # Stop on mode exit\n                ]\n\n\n        N_p = -1.5\n        phi_p = 23\n        t_p = 1e-5\n        ic = KD_initial_conditions(t_p, N_p, phi_p)\n        t = numpy.logspace(-5,10,1e6)\n\n        sol = solve(equations, ic, t_eval=t, events=events)\n\n        N = sol.N(t)\n        ax.plot(N,sol.R1(t), 'k-')\n        ax2.plot(N,-numpy.log(sol.H(t))-N, 'b-')\n\n        ax.set_ylabel('$\\mathcal{R}$')\n        ax2.set_ylabel('$-\\log aH$')\n\n        ax.text(0.9, 0.9, r'$K=%i$' % K, transform=ax.transAxes)\n\n    axes[-1].set_xlabel('$N$')\n\n\n|image1|\n\n\n.. |image0| image:: https://raw.githubusercontent.com/williamjameshandley/primordial/master/figures/background.png\n.. |image1| image:: https://raw.githubusercontent.com/williamjameshandley/primordial/master/figures/ms.png \n\nTo do list\n==========\nEventually would like to submit this to `JOSS <https://joss.theoj.org/>`_. Here are things to do before then:\n\nCosmology\n---------\n* Slow roll initial conditions\n* Mukhanov Sazaki evolution in :math:`N`\n* add :math:`\\eta` as independent variable\n* add :math:`\\phi` as independent variable\n\nCode\n----\n* Documentation\n* Tests\n   * 100% coverage\n   * interpolation\n   * cosmology\n",
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