MathGroup Archive: February 2010 [00234]

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

Integral confusion

To: mathgroup at smc.vnet.net
Subject: [mg107262] Integral confusion
From: Jon Joseph <josco.jon at gmail.com>
Date: Sun, 7 Feb 2010 06:12:45 -0500 (EST)

All: Is this integral wrong? If not could someone explain the minus sign 
inside the log?

Integrate[1/(x + 1) - 1/(x + 6), x] // Simplify

log(-2 (x + 1)) - log(2 (x + 6))

Thanks, Jon.=

Follow-Ups:
- Re: Integral confusion
  - From: DrMajorBob <btreat1@austin.rr.com>
- Re: Integral confusion
  - From: "Tony Harker" <a.harker@ucl.ac.uk>
- Re: Integral confusion
  - From: Leonid Shifrin <lshifr@gmail.com>
- Re: Integral confusion
  - From: Gregory Duncan <gmduncan@econ.berkeley.edu>

Prev by Date: Re: Re: What does & mean?

Next by Date: Re: is it a bug?!please help.

Previous by thread: Using matrix-form matrices and vectors in function definitions;

Next by thread: Re: Integral confusion