A11= matrix([[2,5,7],[-5,7,2],[1,22,23]]) 
b11= vector([25,-4,71]) 
x11= A11.solve_right(b11) 
print x11 

SageDays/Kreyszig-18.1-11 (last edited 2010-08-11 13:12:46 by SWATI AHUJA)