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Question: How do I solve a differential equation with recursive constraint variable in Maple?

Question:How do I solve a differential equation with recursive constraint variable in Maple?

sarniberliana 15 Maple 2016
November 01 2018
1

Hi there,

I have difficulties in solving the first partial derivatives dw/db and dw/dvarphi of this equation with its constraint:

w := exp(exp(x*b)*(r-1)/(1+varphi*exp(x*b))) where ln(r) = varphi*(exp(x*b))(r-1)/(1+varphi*exp(x*b))-1

Please help.

Regards,

Sarni Berliana
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