derivitive matlab temp function

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matt noman 2020-2-25

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编辑： Aquatris 2020-2-25

in matlab how would I ask the user to enter a starting guess V0 to use as the first value for the Newton-Raphson method. If this guess causes the derivative of the temperature function to be zero , the method will immediately fail due to a division by zero. Che

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matt noman 2020-2-25

I don't know if I should write a user defined function or write the code directly into my script file

Aquatris 2020-2-25

编辑：Aquatris 2020-2-25

Both would work fine. script would be easier IMO. You can also find some example functions in the fileexchange

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Mathematics and Optimization Optimization Toolbox Systems of Nonlinear Equations Newton-Raphson Method

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