Calculus 3 Limit 2 variable

1. Nov 11, 2008

lukasz08

find the points of discontinuouty

limit as x,y ---> (0,0) of function f(x,y) = 1-((cos(x^2+y^2)/(x^2+y^2))

2. Nov 12, 2008

Pere Callahan

What have you tried so far? And are you sure that you don't have a typo in your function? As it is, it diverges as (x,y)->(0,0).

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