# All Questions

95 views

### Use TraditionalForm (or something similar) in AxesLabel/PlotLegends

I use the following command to export plots to PDF which I then use in latex: ...
215 views

### What would be the inverse function for the following condition?

I tried the problem but i couldn't take above condition in question in terms of f(x)
103 views

### Eliminate z from two equations in x, y, z and plot y as a function of x [closed]

I have this equation to begin with: $$1 - 3 x y = 5 z - 2 x$$ I want to solve this equation for $z(x,y)$, then plug $z(x,y)$ I plug $z$ inside a second equation: $$y = 7 x z - \frac{z}{x}$$ ...
118 views

### How to efficiently select element in a list of lists?

How can I write an efficient version of the following statement? Cases[list, {_, feature_} /; feature < constant]; // AbsoluteTiming List is of the form, list ...
91 views

### Wrong plotmarkers in the legend generated by ListLinePlot

ListLinePlot generates the same legend for different lists of data when PlotMarkers and ...
89 views

### How can I get DSolve to solve my ODE?

I evaluated DSolve[{x[t] x''[t] + x'[t]^2 - g x[t] == 0, x[0] == 0, x'[0] == 0}, x, t] and the output was {}. But this ODE ...
116 views

### How to find a recurrence relation for a numerical sequence?

This question was inspired by Vladimir Reshetnikov's question (How to find a recurrence relation for a sequence?): Given a finite sequence of numbers, how can we find in MMA a recurrence relation ...
948 views

### Finding length of intersection of two surfaces

I would like to know how we find the length of the intersection of two surfaces. For instance, in the following example,a surface intersects with a plane: How do we find the length of intersection ...
46 views

### Want Wolfram|Alpha to assume $n$ is an integer [closed]

I would rather use Wolfram|Alpha on my iPad then Mathematica, so I need your answer to be applicable to W|A. I want to input a function or an expression in a way that Wolfram|Alpha will understand ...
65 views

### Plotting a piecewise function with strange subdomains

I have a function, which analityc expression is $C=2*max[b-c,0]$(you can see the expressions of b and c down). Then I have to considerer $q_\pm=\frac{(1\pm \sqrt{ (1-C^2)})}{2}$ and then to plot ...
136 views

### A bug in Commonest in version 10

Bug introduced in 10.0.0 m_goldberg demonstrated that in Mathematica 10 Commonest does not behave as the documentation indicates that it will. Concisely: ...
42 views

### Error when extending 1-dimensional PDE to 2 dimensions

I want to calculate how magnetic flux is trapped in a superconductor near the interface superconductor/vacuum. This problem already was solved analytically by J. Pearl for cylindrical symmetry (if ...
63 views

920 views

### How to blend two photos in Mathematica?

The following two photographs forest and tiger were blended into one with screen blending mode in Photoshop. How to accomplish the same result in Mathematica? ...
148 views

### Breaking up combined data into several smaller data sets

I have one combined data with first number as the x-value and the remaining as different y-axis values (y1,y2,y3...). How do I break this combined list, data= (x,y1,y2,y3...) into smaller lists, such ...
115 views

### FindClusters giving wrong groupings

I am having trouble getting FindClusters to find the right clustering for this set of data (and many other sets of data similar to it): ...
62 views

### I can't Plot the equation -(π/4) + x - 1/2 Sin[2 x] == 0 [closed]

I'm starting with Mathematica and I can't solve numerically the equation -(π/4) + x - 1/2 Sin[2*x] == 0 using NSolve as well ...
177 views

### How to find this limit correctly?

How to find the limit Limit[n*Sin[2*Pi*Exp[1]*n!], n -> Infinity] ? Mathematica 10 outputs ...