A13= matrix([[3.4,-6.12,-2.72],[-1,1.8,0.8],[2.7,-4.86,-2.16]]) 
b13= vector([0,0,0]) 
x13= A13.solve_right(b13) 
print x13 

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SageDays/Kreyszig-18.1-13 (last edited 2010-08-11 20:46:26 by bhanukiran)