Linked Questions

6
votes
2answers
188 views

Adding texture to `Tube[]`

Continuing from here, I would like to Texture lines with thickness. I tried using the normal and the binormal from ...
2
votes
3answers
173 views

Parametric equations and eq. of tangent plane

I have written the following code to determine the equation of a plane tangent to a surface at a given point: ...
1
vote
3answers
139 views

Cannot derive `Norm` or `Normalize` when recreating Frenet Serret equations

I'm trying to calculate the torsion of a curve at a point using the following code: ...
1
vote
0answers
98 views

How Can I draw a curve on a sphere in Minkowski 3 space?

There is a curve, which evolves with time, in the the Euclidean space. And the solution of its evolution equations has been used to draw it using this code: ...
0
votes
0answers
89 views

Plotting a vector path on a torus

I am looking to visually represent some properties of vectors when plotted on the plane versus when the are plotted on the torus. Plotting them on the plan is relatively straight forward, however I ...
6
votes
2answers
800 views

Plotting single vectors in parametric plots

I am trying to plot something like the Frenet-Serret Formulas using a parametric plot, like this: ...
2
votes
1answer
678 views

Plotting Complex Numbers as "Arrows" on the Complex Plane

Given the following complex numbers (defined as the values of two functions f and g defined only on the points ...
0
votes
0answers
154 views

How to solve "Coordinate should be a triple of numbers"?

Something seems different with duplicated question "How to solve this error? “should be a triple of numbers or a Scaled form.” ", MMA tips may tell that Abs do not ...
0
votes
0answers
45 views

Finding tangents and curvature of a parametric curve in 3D [duplicate]

I am in a calculus 3 class and cannot figure out how to get Mathematica to solve for unit tangent, normal tangent, binormal tangent, and curvature without getting a supper messy result. This is the ...
5
votes
3answers
500 views

Calculating curvature of a contour

I have an equation of a scalar field in the form $$f(x, y) = x^2 + y^2 + xy + c$$ I want to find the curvature of the contour of the curve at $f_c = f(0.5, 0.5)$. So I need to calculate the ...
4
votes
3answers
210 views

How can I animate the plot of this curve also showing its tangent/normal vectors at each point?

I want to animate the curve given by $\alpha(t) = (u(t), v(t))$ being traced out (and also showing the tangent and normal vector at each point), where $u$ and $v $ are the solutions below ...
1
vote
1answer
314 views

How to make a vector field point by point?

I have data for the components of the vectors at multiple points and want to plot something like a vector field from my points which obviously has to be done vector by vector because I do not know the ...
2
votes
1answer
232 views

Passing a function into another function defined with Module and using it there

I'm trying to write a generic module that will take a vector-valued function of a space curve and show the animation of a unit tangent vector traversing the curve. I found a really nice example from ...
1
vote
2answers
602 views

How to compute curvature of a curve defined by a list of points (in $\mathbb{R}^n$)?

Consider a "curve" defined by a list of points in finite dimension (here, four): pts = Table[{Cos[t], 0, Sin[2 t], Sin[t]}, {t, Subdivide[0, 1, 99]}] I used ...
5
votes
1answer
500 views

Find normal vector of path

I created a path: ...

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