Questions tagged [curves]

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9 votes
2 answers
484 views

Expand a 2d curve into a 3d path curve with a fixed axis of rotation?

Given a string of fonts, such as "ABC", give a space line, how to rotate around the line while expanding the string into several curves.
babyK's user avatar
  • 155
20 votes
8 answers
2k views

What are ways to better show depth along a 3D curve?

What are effective techniques for making the depth of a 3D curve clear when it twists and turns, making its depth ambiguous from a static perspective? ...
Andrew Cheong's user avatar
6 votes
1 answer
188 views

Curve fitting with Mathematica

I am trying to find de parametric equations of this curve (the curve in that sector of circle): What I've tried: ...
MathLearner's user avatar
1 vote
2 answers
124 views

Trying to find the area enclosed by custom curves

I have a custom curve set, that self-intersects, but has a limited value set. As you can see in the attached picture, there is an area in the middle, that remains untouched by the curves. My question ...
Ákos Szegedi's user avatar
2 votes
3 answers
120 views

Frenet frame plot for a point

I would like to plot the curve $c(t) = \langle - \sin t, \cos t, t \rangle$ and its Frenet frame at $t = \frac{\pi}{2}$. The following is my code. However, it returns an error saying that Pi/2 is not ...
Bockman Cheung's user avatar
0 votes
3 answers
148 views

Finding the area enclosed by two curves

I am trying to find the area enclosed between two curves (i.e., two datasets). The challenge is to estimate the cross-sectional area. as indicated in blue. The first dataset represents the bathymetry ...
Mehmet's user avatar
  • 587
8 votes
2 answers
415 views

Extracting values from a Bézier curve in Mathematica

given a list of points I've created a Bézier curve, and now I would like to understand how to extract a "middle point" from a curve or get a list of points (not the input ones, the ...
Gordon's user avatar
  • 81