Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2002
*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 2002

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

Search the Archive

Re: Factor, Expand. Daytime Hours.

  • To: mathgroup at smc.vnet.net
  • Subject: [mg32321] Re: Factor, Expand. Daytime Hours.
  • From: lalu_bhatt at yahoo.com (Bhuvanesh)
  • Date: Tue, 15 Jan 2002 02:29:57 -0500 (EST)
  • References: <a1p2gh$6vq$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Matthias.Bode at oppenheim.de wrote:

> The question "what yields the factorization of a^2 + b^2" is not
> far-fetched.
> 
> How can I coax MATHEMATICA into giving: (a - I*b)*(a + I*b)?
> Are there more "simple" solutions of the same structure (... - ...)*(... +
> ...) or some wizardry like (... + or - ...)^t, where t is some composite
> expression ?

In[1]:= Factor[a^2 + b^2, GaussianIntegers->True]

Out[1]= (a - I b) (a + I b)

In[2]:= Factor[a^2 + b^2, Extension->{I}]

Out[2]= (a - I b) (a + I b)


Bhuvanesh.

Disclaimer: Any and all opinions expressed are those of the author.


  • Prev by Date: How To Change A Rule
  • Next by Date: Fourier Description of a Distorted Circle
  • Previous by thread: Re: Factor, Expand. Daytime Hours.
  • Next by thread: Return