Linked Questions

4
votes
4answers
978 views

Show intersection points between a curve and a line [duplicate]

I'm pretty new to Mathematica. I'd like to show the intersection points in my graphic. These are my inputs: ...
28
votes
6answers
8k views

How to get intersection values from a parametric graph?

I have this graphed: ParametricPlot[{2.4*Cos[t] + 1.6*Cos[3 t/2], 2.4*Sin[t] - 1.6 Sin[3 t/2]}, {t, 0, 4*Pi}] It is a star, and the lines cross each other twice ...
27
votes
7answers
13k views

Plotting discontinuous functions without spurious vertical segments

Consider the plot of this discontinuous function: f[x_] := If[2 < x < 3, 0, x] Plot[f[x], {x, 0, 5}] I'd like to plot that without the vertical segments. ...
31
votes
6answers
13k views

Finding the intersection of a curve with an interpolation function

There are no issues trying to find the intersection points of two defined curves. ...
8
votes
5answers
4k views

Finding where two parametric paths cross?

I have been looking through other parametric equations questions and am still unsure where to start with this one. I am given two functions: ...
13
votes
3answers
8k views

Labeling points of intersection between plots

There are several answers where Mathematica used mesh points to show graphically where curve intersections exist. For example: Marking points of intersection between two curves or Is there a better ...
7
votes
4answers
2k views

Finding intersection points of two graphics [duplicate]

I am drawing a curve from a list using: ...
4
votes
3answers
4k views

Points of Intersection

How to numerically find points of intersection between pair of curves (Here,a circle and a parabola) ? Finding it a bit messy as, for a point on one curve, slope of the other is involved. ...
2
votes
3answers
3k views

Plotting two surfaces and visualizing their intersection

Trying to plot the following two functions to show points of intersection. ...
4
votes
1answer
2k views

HarmonicNumber problem

I am looking for all the roots of HarmonicNumber, in the domain [-30, 1] and [0, 6000] for the real and imaginary parts, respectively, and where the parameter ...
6
votes
2answers
210 views

Plot and find intersection points of multiple curves

I tried to plot and find the coordinates of the intersectrions of more than two curves in a the plot. Is there a special way to do this? Here's my code so yu can visualize the whole thing. ...
4
votes
2answers
369 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 ...
-1
votes
1answer
116 views

How I show the case numbers on a plot? [closed]

I have the following code: ...
1
vote
1answer
245 views

Count intersections of two non-polynomial functions [duplicate]

I have two Bessel functions, and I need to be able to count the number of intersections if both functions are plotted dependent upon the same variable. I can use FindRoot or FindInstance to get one ...
0
votes
2answers
85 views

Solution Transcedental Equation with(Graphical method) [closed]

If 3x + logx = 30, then what is x? Solution with W-Function... The equation is 3x+Logx=30(1) we know that accept we^w=y=>w=W(k,y)..k in Z.But if w=3x=>3xe^(3x)=y=>3x=W(k,y)(2) but from (1)… Log(3x)+...

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