A = matrix([[2,5,0,4,3,-3,1],
[2,-1,-4,-3,6,0,-2],
[0,-2,2,6,4,5,1],
[2,4,-2,1,5,0,6],
[-3,3,-4,-5,4,2,5],
[-1,-8,10,6,9,3,-5],
[6,2,8,-6,-2,-10,4]])
b = vector([1,-1,0,3,2,5,4])
c = A.augment(b).rref()
print "Gauss-Jordan 소거법을 적용해 구한 RREF는 ", c
print ""
print "그 결과 해는, x =", A.solve_right(b), "입니다."
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Gauss-Jordan 소거법을 적용해 구한 RREF는 [ 1 0
0 0 0 0 0
-139987/105332]
[ 0 1 0 0
0 0 0 -42562/26333]
[ 0 0 1 0
0 0 0 -115609/210664]
[ 0 0 0 1
0 0 0 20202/26333]
[ 0 0 0 0
1 0 0 49015/105332]
[ 0 0 0 0
0 1 0 -52252/26333]
[ 0 0 0 0
0 0 1 139245/105332]
그 결과 해는, x = (-139987/105332, -42562/26333, -115609/210664, 20202/26333,
49015/105332, -52252/26333, 139245/105332) 입니다.
Gauss-Jordan 소거법을 적용해 구한 RREF는 [ 1 0 0 0 0 0 0 -139987/105332]
[ 0 1 0 0 0 0 0 -42562/26333]
[ 0 0 1 0 0 0 0 -115609/210664]
[ 0 0 0 1 0 0 0 20202/26333]
[ 0 0 0 0 1 0 0 49015/105332]
[ 0 0 0 0 0 1 0 -52252/26333]
[ 0 0 0 0 0 0 1 139245/105332]
그 결과 해는, x = (-139987/105332, -42562/26333, -115609/210664, 20202/26333, 49015/105332, -52252/26333, 139245/105332) 입니다.
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