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MathGroup Archive 2004

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complex cube roots?

  • To: mathgroup at
  • Subject: [mg48101] complex cube roots?
  • From: mathma18 at (Narasimham G.L.)
  • Date: Thu, 13 May 2004 00:08:29 -0400 (EDT)
  • Sender: owner-wri-mathgroup at

Referring to my posted message  number 5 of same subject in
Solve[{x==a^3-3a b^2,y==3a^2 b-b^3},{a,b}]
brings out a long result, but can we not get the one real root to
Plot3D[{a,b,0},{x,-4,4},{y,-4,4}] ?

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