Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2004
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2004

[Date Index] [Thread Index] [Author Index]

Search the Archive

proof of formula for log(-t) found in Mathematica?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg48194] proof of formula for log(-t) found in Mathematica?
  • From: "Roger L. Bagula" <rlbtftn at netscape.net>
  • Date: Mon, 17 May 2004 03:22:07 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

I found this while doing work on complex exponents:

f(t)=Log[-t]=Log[t^2]/2+I*Arg[-t]

It is a result built into Mathematica.
I would like to see how it is derived as it seem counter intuitive in 
it's results.
Respectfully,
Roger L. Bagula


  • Prev by Date: Hypergeometric function reg.,
  • Next by Date: Two-point BVP
  • Previous by thread: Hypergeometric function reg.,
  • Next by thread: Re: proof of formula for log(-t) found in Mathematica?