Re: Guideline to save 0 or NULL to a NUMBER column

Brian Peasland (oracle_dba_at_remove_spam.peasland.com) wrote:
: Ok, I'll take a stab at it....

: The assumption is:

: e^(pi*i) - 1 = 0

Yes, that appears to be wrong. The correct formula should be

        e^(pi*i)+1=0

Note that

        ln(-1) = i*pi
so

        e ^ ln(-1) = e ^ i*pi

but e^ln(x)=x, so

        -1 = e ^ pi*i

giving

        0 = e ^ pi*i + 1

The original was pretty close from memory. Received on Tue Jun 17 2003 - 19:59:40 CDT