electrostatics.py 文件源码

def lininterp2(x1, y1, x):
    """Linear interpolation at points x between numpy arrays (x1, y1).
    Only y1 is allowed to be two-dimensional.  The x1 values should be sorted
    from low to high.  Returns a numpy.array of y values corresponding to
    points x.
    """
    return splev(x, splrep(x1, y1, s=0, k=1))