x, y, z = var('x,y,z')
eq1 = 22*x - 13*y + z == 0
eq2 = -13*x -4*z == 0
eq3 = x - 4*y - 11*z == 0

solve([eq1, eq2, eq3], x,y,z)

SageDays/Kreyszig-6.review-31 (last edited 2010-08-11 21:41:18 by bhanukiran)