On 4/20/13 at 5:45 AM, JFONFRIA@UJAEN.ES (JFONFRIA) wrote:
>I have implemented a code to obtain information. Now I want to >obtain a function that fits to this information. Is there any option >to say to Mathematica to look for the best function that fit to >dates?
No. The problem you pose is ill defined and open ended. Key is defining what is meant by "best". Mathematica provides a variety of tools suitable for fitting functions to data. It is up to you to use them appropriately. And only you can define "appropriate", "best" etc for your application.