Problem:Find the following limit |
> ;
x - y
lim ------------
x,y -> (3,4) 2 2 1/2
(x + y )
|
|
Solution:
| The function is continuous at (3,4) so computing the limit is just a matter of evaluating the function at (3,4). |
> f := (x,y) -> (x-y)/sqrt(x^2+y^2):
> `f(3,4)` = f(3,4);
f(3,4) = -1/5