Strang-6.1-1

Revision 1 as of 2010-12-18 10:33:05

code_begins

var('x,y')
f=function('f',x,y);f
f=x**2-10*x*y+y**2;f
f(1,1)
print "f is not positive definite"

code_ends

Solution by:
- <sarada>, <student>, <prakasam>
- <ananthalakshmi>, <student>, <prakasam>