#! /usr/bin/env python
"""Perform some linear algebra and vector operations

Date: November 14, 2008

Author: Bob Wimmer

"""

from math import *   #This imports all math functions and constants
from scipy.integrate import odeint
from numpy import *
from numpy.linalg import inv,solve
import Gnuplot, Gnuplot.funcutils
import sys, time


""" Write a script whih performs the following tasks:

    1.) Pass the name of input file as agument to script
    2.) read a matrix from file
    3.) compute the eigenvalues of the matrix
    4.) decide whether the PDE that is described by that matrix is
        a) hyperbolic
        b) parabolic
        c) elliptic
    5.) Draw a sketch (on paper) of the domain of influence of an arbitrary point P """