f1 = lambda x,y,z: (17-y+2z)/20 f2 = lambda x,y,z: (-18-3x+z)/20 f3 = lambda x,y,z: (25-2x+3y)/20
x0 = 0 y0 = 0 z0 = 0 count = 1
e = float(input('Enter tolerable error: '))
print('\nCount\tx\ty\tz\n')
condition = True
while condition: x1 = f1(x0,y0,z0) y1 = f2(x0,y0,z0) z1 = f3(x0,y0,z0) print('%d\t%0.4f\t%0.4f\t%0.4f\n' %(count, x1,y1,z1)) e1 = abs(x0-x1); e2 = abs(y0-y1); e3 = abs(z0-z1);
count += 1
x0 = x1
y0 = y1
z0 = z1
condition = e1>e and e2>e and e3>e
print('\nSolution: x=%0.3f, y=%0.3f and z = %0.3f\n'% (x1,y1,z1))