Re: Limits of multi-var. functions

*To*: mathgroup at smc.vnet.net*Subject*: [mg19834] Re: Limits of multi-var. functions*From*: Paul Abbott <paul at physics.uwa.edu.au>*Date*: Sun, 19 Sep 1999 01:20:22 -0400*Organization*: University of Western Australia*References*: <7rsh34$3gf@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Phil Mendelsohn wrote: > I suspect this is an easy question, but I'm not finding it in Help or a > couple of other Mathematica books I have around. > > If I want to find the limit of a function of several variables, how do I > do it? In the case of a polynomial function, I tried > > Limit[x^2 y^2 - 2x y^5 + 3y, {x->2, y->3}] The syntax you want is Limit[Limit[x^2*y^2 + 3*y - 2*x*y^5, x -> 2], y -> 3] or Limit[Limit[x^2*y^2 + 3*y - 2*x*y^5, y -> 3], x -> 2] both of which give you the same result. Cheers, Paul -- ____________________________________________________________________ Paul Abbott Phone: +61-8-9380-2734 Department of Physics Fax: +61-8-9380-1014 The University of Western Australia Nedlands WA 6907 mailto:paul at physics.uwa.edu.au AUSTRALIA http://physics.uwa.edu.au/~paul God IS a weakly left-handed dice player ____________________________________________________________________