Dear Nitish,
Please do *NOT*  resend your message several times to the R-help 
mailing list.
This is considered very impolite.
>>>>> "Nitish" == Nitish Kumar Mishra <nitish at
imtech.res.in>
>>>>>     on Sun, 22 Apr 2007 16:39:03 +0530 (IST) writes:
    Nitish> Hi, I am simply asking about coefficient od
    Nitish> determination(R square), is its value more than 1
    Nitish> also posiible.  Because it ranges from 0-1. So I
    Nitish> want to know that R squre may be more than one. If
    Nitish> yes what is its interpretation.  Thanking to all of
    Nitish> You(R help group).
    [........]
    Nitish> PLEASE do read the posting guide
    Nitish> http://www.R-project.org/posting-guide.html and
    Nitish> provide commented, minimal, self-contained,
    Nitish> reproducible code.
Please, DEFINITELY do read the posting guide 
before sending another message to R-help.
Martin Maechler, ETH Zurich
R- mailing lists maintainer