def velocity(vo2):
    """
    A regression equation relating VO2 with running velocity. Used in conjuction with the "vO2" equation to create the Jack Daniel's VDOT tables. Initially retrieved from "Oxygen Power: Performance Tables for Distance Runners" by Jack Daniels.

    J., Daniels, and J. Daniels. Conditioning for Distance Running: The Scientific Aspects. New York: John Wiley and Sons., n.d. Print.

    args:
        vo2 (float): VO2, given in mL/kg/minute

    Returns:
        float: velocity, in meters/minute
    """
    return 29.54 + 5.000663 * vo2 - 0.007546 * pow(vo2, 2)
