def vcrss(v1, v2):
    """
    Compute the cross product of two 3-dimensional vectors.

    http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/vcrss_c.html

    :param v1: Left hand vector for cross product. 
    :type v1: 3-Element Array of floats
    :param v2: Right hand vector for cross product. 
    :type v2: 3-Element Array of floats
    :return: Cross product v1 x v2.
    :rtype: 3-Element Array of floats
    """
    v1 = stypes.toDoubleVector(v1)
    v2 = stypes.toDoubleVector(v2)
    vout = stypes.emptyDoubleVector(3)
    libspice.vcrss_c(v1, v2, vout)
    return stypes.cVectorToPython(vout)
Compute the cross product of two 3-dimensional vectors.

    http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/vcrss_c.html

    :param v1: Left hand vector for cross product. 
    :type v1: 3-Element Array of floats
    :param v2: Right hand vector for cross product. 
    :type v2: 3-Element Array of floats
    :return: Cross product v1 x v2.
    :rtype: 3-Element Array of floats