Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
1992
*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 1992

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

Search the Archive

Re: Posting to Mma mailing list

  • To: mathgroup at yoda.physics.unc.edu
  • Subject: Re: Posting to Mma mailing list
  • From: "Prof. J.H. Davenport" <J.H.Davenport at maths.bath.ac.uk>
  • Date: Tue, 26 May 92 17:36:07 BST

>> So this equals  x^4 + a^4  if and only if  b^2 = 2 a^2 ,  that is
>> x^4 + n  factors over the integers if and only if  n = b^4 /4  for  b  an
>> integer
This might not be the ONLY way such a polynomial could factor. The result
is in fact due to Capelli:
Sulla riduttibilita della funzione $x^n-A$ in campo qualunque
di rationalit\`a.
Math. Ann. 54(1901) pp. 602-603.






  • Prev by Date: Factor[x^4 + 64] (Was: Posting to Mma mailing list)
  • Next by Date: Best Platform for Mma?
  • Previous by thread: Posting to Mma mailing list
  • Next by thread: Factor[x^4 + 64] (Was: Posting to Mma mailing list)