Following this post Help Please : Error in plotting the solutions of FindRoot , I want to plot only the negative Imaginary solutions Wi(K)<0 and positive Real solutions Wr(K)>0.

Please, how do it?


  • $\begingroup$ Please read the comment @DanielLichtblau posted in your other question $\endgroup$ Dec 12, 2014 at 4:45
  • $\begingroup$ @belisarius Please how do it ? $\endgroup$
    – Betatron
    Dec 12, 2014 at 10:41


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