def vec_to_halfvec(vec):
    """Transforms a vector np.arange(-N, M, dx) to np.arange(min(|vec|), max(N,M),dx)]"""
    d = vec[1:] - vec[:-1]
    if ((d/d.mean()).std() > 1e-14) or (d.mean() < 0):
        raise ValueError('vec must be np.arange() in increasing order')
    dx = d.mean()
    lowest = np.abs(vec).min()
    highest = np.abs(vec).max()
    return np.arange(lowest, highest + 0.1*dx, dx).astype(vec.dtype)
def vec_to_halfvec(vec):
    """Transforms a vector np.arange(-N, M, dx) to np.arange(min(|vec|), max(N,M),dx)]"""
    d = vec[1:] - vec[:-1]
    if ((d/d.mean()).std() > 1e-14) or (d.mean() < 0):
        raise ValueError('vec must be np.arange() in increasing order')
    dx = d.mean()
    lowest = np.abs(vec).min()
    highest = np.abs(vec).max()
    return np.arange(lowest, highest + 0.1*dx, dx).astype(vec.dtype)
def vec_to_halfvec ( vec ) : d = vec [ 1 : ] - vec [ : - 1 ] if ( ( d / d . mean ( ) ) . std ( ) > 1e-14 ) or ( d . mean ( ) < 0 ) : raise ValueError ( 'vec must be np.arange() in increasing order' ) dx = d . mean ( ) lowest = np . abs ( vec ) . min ( ) highest = np . abs ( vec ) . max ( ) return np . arange ( lowest , highest + 0.1 * dx , dx ) . astype ( vec . dtype )
Transforms a vector np.arange(-N, M, dx) to np.arange(min(|vec|), max(N,M),dx)]
Transforms a vector np . arange ( - N M dx ) to np . arange ( min ( |vec| ) max ( N M ) dx ) ]