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Toby Howison


Active since 2016

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

7 years ago

Question


Gauss–Newton algorithm in Matlab?
Hi All, Is there a function in MATLAB to perform basic Gauss-Newton regression on a set of non-linear equations? I want to co...

8 years ago | 1 answer | 0

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answer

Answered
How to factor out several variables in a big equation?
Use: collect(expression, [x1,x2,x3,etc..]) But copy your expression into MuPad and use that environment, I had the same ...

8 years ago | 1

| accepted

Question


MuPad Groebner Elimination "Out of Memory"
Hi All, I am using MuPad to perform a groebner elimination of 4 variables from a system of 6 variables. The 8 polynomials inv...

8 years ago | 0 answers | 0

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answers

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Objective function formulation for solving overdetermined nonlinear system using lsqnonlin
Dear all, This may be more of a mathematical than a MATLAB question, but any help is appreciated. I have an overdetermined sy...

8 years ago | 0 answers | 1

0

answers

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MuPad Subs not working
Hi, I am trying the following substitution in MuPad: subs(x*(l2*m1*m3),[l2*m1*m3 = L1_C1]) It only works when I remo...

8 years ago | 0 answers | 0

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answers

Question


How to rename lumped constant terms within parenthesis
Hi Guys I have some huge symbolic equations (multiple pages) in the variables (x,y,z), of the form: Eq1(x,y,z) = x*y*(....

8 years ago | 1 answer | 0

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