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Re: Query regarding Function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg130129] Re: Query regarding Function
  • From: "Dr. Wolfgang Hintze" <weh at snafu.de>
  • Date: Wed, 13 Mar 2013 04:18:28 -0400 (EDT)
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  • References: <khmb84$ngv$1@smc.vnet.net>

On 12 Mrz., 05:34, Rahul Chakraborty <rahul.6s... at gmail.com> wrote:
> 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

It's a simple typo:
You must separate x from y in xy by * or space.
Regards,
Wolfgang



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