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MathGroup Archive 2007

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Applying Math 6

  • To: mathgroup at smc.vnet.net
  • Subject: [mg82274] Applying Math 6
  • From: "Johan Mars" <jmars at uwc.ac.za>
  • Date: Wed, 17 Oct 2007 03:47:49 -0400 (EDT)

Dear Users,
I need to fit x-y data to the equation below and also need to determine
the derivative.
Please help.

y=exp[-(a*ln(x))/bc]^d + exp[-(a*ln(x)/be]^f

This equation is used in adsorption studies and is normally referred to
as the Dubinin-Izotova equation.



Sincere regards
 
Dr. Johan Mars
Environmental Awareness         Tel.: +27 21 9593050
Department of Chemistry             Fax.: +27 21 9593055
University of the Western Cape     Cell.:+27 72 5043585
Private Bag X17
Bellville, 7535
South Africa
http://www.uwc.ac.za 


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