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Questions tagged [constraint]

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168 questions
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5 votes
1 answer
128 views

I have a matrix M = {{-num11/(2*den), num12/den}, {num12/den, num22/(2*den)}}; with ...
Rob's user avatar
  • 598
5 votes
1 answer
143 views

I have a rather large rational expression exp involving real variables $x_1, x_2, \dots, x_{10}$. The expression is of the following form ...
Rob's user avatar
  • 598
6 votes
1 answer
301 views

I would like to minimize a vector function subject to a vector constraint function. Unlike previous posts (Constrained FindMaximum with array valued function and Constrained optimization with a ...
Vly's user avatar
  • 450
2 votes
1 answer
96 views

Given a list of integer-valued vectors $w \subset \mathbb{Z}^5$ ...
Bulkilol's user avatar
  • 341
2 votes
1 answer
138 views

Not sure whether Maths or MMA SE is more appropriate since I have problems even tackling the problem. Consider the following question: (Let's say I work in 3D, a box or something) Minimize a ...
Confuse-ray30's user avatar
  • 579
1 vote
0 answers
120 views

This is a representative volume element problem on a unit square. I would like to apply the following linear constraint on a boundary: $u(x,1)=u(x,0)+0.3$ How can do this? There seems to be no way. ...
Rainer Glüge's user avatar
  • 866
3 votes
1 answer
202 views

I'm trying to maximize a (quite simple) polynomial inside a sphere. The command is simply: ...
Carlos Santi Toledo's user avatar
  • 165
1 vote
0 answers
102 views

I am trying to understand why wrapping TimeConstrained[] around optimization, e.g., MinValue[] can sometimes fail. To reproduce ...
Aharon Naiman's user avatar
  • 1,305
2 votes
2 answers
226 views

I want to solve a linear Matrix equation over GF(2). I am currently using Mathematica's LinearSolve[A,B, Modulus->2] function to solve for X in the equation AX = ...
clearski's user avatar
  • 23
4 votes
1 answer
272 views

By "collaborate", I mean to give some instructions or constraints. Consider the following curves: (as examples, only to illustrate my question in a better way): Curve (I): Assume it is f ...
Hussain-Alqatari's user avatar
  • 340
0 votes
1 answer
132 views

I want to solve for parameters and not specific values. ...
CarS's user avatar
  • 1
4 votes
0 answers
103 views

I have taken a photo (with a rectilinear lens) of a house's outside wall that sits on top a roof, from which I wish to take measurements from. However, to do so I would need to correct the perspective ...
小太郎's user avatar
  • 223
0 votes
1 answer
144 views

I want to solve the Lagrangian with two multipliers $\lambda_1$ and $\lambda_2$, but with an additional convexity assumption. However, when I solve it case by case under such an assumption, I get 0 as ...
Lizy Jackson's user avatar
  • 1
4 votes
1 answer
412 views

Background I'm going to investigate a beam-pendulum coupling system (in this question I won't consider the pendulum though), that is, a spherical pendulum is suspended on the tip of a cantilever beam. ...
rnotlnglgq's user avatar
  • 3,780
1 vote
1 answer
118 views

I have the following equation with two variables xi and nu. ...
Dotman's user avatar
  • 590

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