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Questions tagged [parameters]

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2answers
43 views

Showing list of parametric plots

I can make two plots and show them , but I dont know how to make n plots and show them, example : ...
1
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1answer
82 views

How to fit spline through points in $ \mathbb{R^3}$?

I have coordinates of points that represent a curve (for example, helix or centerline of moebius strip) in $ \mathbb{R^3}$. I want to fit a Bspline through these points. How to do this in Mathematica? ...
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0answers
16 views

Mathematica classify NeuralNetwork default parameters

We have trained a Neural Network on Mathemetica classify with one hidden layer and received good classification results. We would like to know the default parameters beside it has one hidden layer? ...
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1answer
25 views

How to plot the absolute values of the solutions to a parametric equation versus the parameter?

Mathematical formulation of my problem: Let $\Theta\subset\Bbb R$ be an interval. For each $\theta\in\Theta$ let $f_\theta: \Bbb C\to\Bbb C$ be some function and $z_{\theta,1},\ldots,z_{\theta,n(\...
1
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0answers
57 views

How to find curvature and torsion of a list of points?

I have list of points. The list represent around 1000 points of a curve in $\mathbb{R}^3$. I want to find the curvture and torsion of this curve. How to do this?
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1answer
74 views

Solve implicit equations, input and plot the solution in a different equation

I have two implicitly defined variables, $\sigma_D$ and $\sigma_M$ one of which is a function of the parameter $v$. In particular, $\sigma_D = F(\sigma_D,v)$ where $F(\sigma_D,v)=0$ if $ c_D < -0....
0
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1answer
35 views

remove one of the column in the output of Solve command

I would like to remove one variable in the output of the "Solve" command without changing the rest. For instance, in the following code ...
4
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1answer
67 views

find a maximum parameter for a range of target eigenvalues as a function of matrix dimension

I have a symbolic tridiagonal matrix of this form ...
0
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1answer
52 views

Passing a function with parameters to NIntegrate

I have a function that serves as an integrand, but has a function f[q] as a parameter: ...
2
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2answers
82 views

Solve implicit equations and plot solutions as parameter changes

I have the following two implicit equations that are functions of a parameter $f \in (.5,1]$. I would like to solve these two equations (i.e get $\sigma_D$ and $\sigma_M$) for different $f$ values and ...
2
votes
1answer
46 views

Finding intersections of circles with some parameter

I have a set of 5 points which depend on a parameter r, with 0 < r < 1, defining 3 circles and I want to show that the intersection points of the 2 circles lies inside the 3rd one. My points ...
5
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2answers
282 views

Find multiple solutions of a nonlinear ODE

I have a nonlinear ordinary differential equation with two parameters c and R in the form of: ...
0
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1answer
48 views

Symbolic Resultant Too Slow/Keeps Running

Evalutation of the following cell, which includes the symbolic resultant, of two univariate polynomials in $x$, with parameters $a,b,c$ for the first polynomial (of degree 4) and parameters $d,e,f,g$ ...
4
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2answers
133 views

Efficiently find all values of parameter such that any of the eigenvalues of a matrix is equal to 1

I wish to find all values for a parameter such that my matrix has an eigenvalue of 1. Here is an example 16-by-16 matrix with elements depending on the parameter x ...
0
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0answers
70 views

Help with complicated system of coupled differential equations with a parameter [duplicate]

What I am trying to do is solve a system of differential equations that involves a parameter δ0, then use that solution in another relation that modifies ...
2
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1answer
53 views

Trouble using ParametricNDSolve in Manipulate

I have troubles to understand how to use Manipulate and ParametricNDSolve to have modulable parameters inside my models. I ...
0
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1answer
95 views

NonlinearModelFit : How to get the values of the individual parameters from the matrix “ParameterTable” [closed]

I just made a NonlinearModelFit : ...
1
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1answer
67 views

How to pass a list to APIFunction?

My problem is I have a list of 170 values. To use API function, I had to represent these values by 170 parameters (not the most elegant thing). My question is, can I pass a list to APIFunction, or ...