Use the SOR method to solve the linear system Ax = b to within 105 in the l norm, where the entries of A are

Use the SOR method to solve the linear system Ax = b to within 10ˆ’5 in the lˆž norm, where the entries of A are

And those of b are bi = π, for each i = 1, 2, . . . , 80.

2i when j-i and i 1,2,,80, 0.51, when I 0.25i, when 0, otherwise, j:: i + 2 and i=1,2,,78, j i 2 andi 3,4,...,80, ji4 andi 1,276. ji 4 and5,6,...80, aij