#!/usr/bin/python
## example2_7
from numarray import zeros,array,Float64,product,diagonal
from LUdecomp import *
a = array([[ 3.0, -1.0, 4.0], \
[-2.0, 0.0, 5.0], \
[ 7.0, 2.0, -2.0]])
b = array([[ 6.0, 3.0, 7.0], \
[-4.0, 2.0, -5.0]])
a = LUdecomp(a)
det = product(diagonal(a))
print "\nDeterminant =",det
for i in range(len(b)):
x = LUsolve(a,b[i])
print "x",i+1,"=",x
raw_input("\nPress return to exit")
#!/usr/bin/python
## example2_7
from numarray import zeros, array, Float64, product, diagonal
from LUdecomp import *
a = array([[ 3.0, -1.0, 4.0], \
[-2.0, 0.0, 5.0], \
[ 7.0, 2.0, -2.0]])
b = array([[ 6.0, 3.0, 7.0], \
[-4.0, 2.0, -5.0]])
a = LUdecomp(a)
det = product(diagonal(a))
print "\nDeterminant =", det
for i in range(len(b)):
x = LUsolve(a, b[i])
print "x", i + 1, "=", x
raw_input("\nPress return to exit")
def Uniform(self):
' Uniform distribution '
N = na.product(self.shape)
self[:] = 1.0 / N
