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PlotVectorField for NonLinear Discrete DE.

• To: mathgroup at smc.vnet.net
• Subject: [mg27025] PlotVectorField for NonLinear Discrete DE.
• From: mina <mina at biology.usu.edu>
• Date: Tue, 30 Jan 2001 23:22:41 -0500 (EST)
• Sender: owner-wri-mathgroup at wolfram.com

Hi,
I was hoping some one would help me with this NonLinear DE.
I would like to plot the direction field for the same.

N[t+1] = N[t] * exp[r *[ (1- N[t])-aP[t]]]
P[t+1]=P[t]*c*[1-exp[-aP[t]].

Thank you,
Mina