Re: Query regarding Function
- To: mathgroup at smc.vnet.net
- Subject: [mg130127] Re: Query regarding Function
- From: Peter Pein <petsie at dordos.net>
- Date: Wed, 13 Mar 2013 04:17:48 -0400 (EDT)
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Am 12.03.2013 05:34, schrieb Rahul Chakraborty:
> Dear all,
>
> Case1: In the following code
>
> Clear[f,x,y]
> g=Function[{x,y},x^2+2xy][b,a]
>
> The output is found to be b^2+2 xy
>
> Case2: But for the code
>
> Clear[f,x,y]
> g=Function[{x,y},x^2+2y][b,a]
>
> The output is 2 a+b^2
>
> Hence my query is why in case 1 x*y is not replaced by b and a whereas in case 2 it got replaced ?
>
> Regards,
> rc
>
Hi rc,
this occurs because you used a variable named "xy", not the product
"x*y" (or a space in place of the asterisk ("x y")).
Peter