# All Questions

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114 views

### How to use a list of indexes as a variables inside a Module?

This is a trivial function, just to show that Module does not recognize the list generated by Table. ...
73 views

### getting the coordinates

With the given function from a previous problem I was solving link, I want to create/collect the coordinate points of Min. value for 21 values of parameter a (from -7 to 7), and find a,b, and c such ...
28 views

### Plotting only a maximum value of domain

I made a table containing many lists of c and Tpop function value. Since the domain is duplicated in the table, I have an image as below when I plot it (y-axis = TPop, x-axis = c). I want to plot only ...
86 views

### Running Mathematica on a Remote Machine (using frontend and ssh)

I've been trying to run my Mathematica code on a remote machine. I'm using Windows and the remote machine is a Linux machine. I write a notebook on my local machine, convert it to a .m file, and use ...
52 views

### plotting error in 3D

What is the problem related to the following plot? Definition of geometry RR = ImplicitRegion[((Sqrt[x^2 + y^2] - 9))^2 + z^2 <= 1, {x, y, z}]; solving ...
82 views

### Farey Sequence Manipulation

so I am extremely new to Mathematica and currently doing a project that involves calculating a specific function of the Farey Fractions. That is given an interval $I: (0,\alpha)$, I want to calculate ...
84 views

### Heatmap, visualizing on negative/positive values with Cartography

I want to create a heatmap in relation with a CityMap. A example of my dataset is: ...
36 views

### Error using Standardize

I'm trying to standardize a set of data. ...
36 views

### Symbolically evaluating jump conditions of expressions across interfaces

I am dealing with a problem in electromagnetism involving problems in different regions, and there is something that I haven't been able to figure out yet. What I would like to be able to do is take ...
93 views

### Problem in getting correct plot to the numerical solution of a non-linear differential equation in Mathematica

I have a system of equations to be solved numerically- $$v'(x) = F_1(v,w,x,\lambda_2,P) \\ w'(x) = F_2(v,w,x,\lambda_2,P) \\ \lambda_2'(x) = \frac{v}{x}$$ The boundary conditions of the problem are- ...
226 views

### Adding elements of second list in succession

Given t1 = {{1, 2}, {3, 4}}; t2 = {{a, b, c}, {e, f}}; I want to add in succession elements of list 2 to list 1 to get: ...
37 views

### SemidefiniteOptimization stops and does not work

I am trying to make the following code work: ...
28 views

### ParametricNDSolve with more functions

A MWE of my problem is this: ...
34 views

### Recognizing Padé approximant in Simplify/Refine

Having used Maple before, I know for a fact that there we can just type in a function, then separately define its Padé approximant (or Taylor) and then use simplify ...
30 views

### Latex Stylesheet and inline text cells

I am looking for a professionally looking LaTex ish stylesheet, where i can still calculate equations within Mathematica. Also i am wondering if i can get inlineText cells to display summations with ...
79 views

I want to create graded mesh inside a cube, with finer mesh in the left half and a coarser mesh in the right half. My plan was to partition the cube with a 2D plane and then generate boundary mesh ...
72 views

### Epilog isn't working

I'm trying to put an arrow to denote a point on a Plot ...
61 views

30 views

### Standalone Kernel No input available

I have encountered the same problem as the thread attached. Mathematica stuck in "running" for every calculation I attempt, kernel error However, when I try to launch a standalone kernel ...
38 views

### Quick question about “shifting x axis”

Imagine I have two lists: x={x1,x2,x3,x4,...} y={y1,y2,y3,y4,...} And I want a listplot ListPlot[Transpose[{x,y}]] Would do ...
31 views

### Changing initial conditions in a recursive polynomial family definition. Then, finding the generation function for this family

I'm following a paper trying to find a way to repeat the done computations using Mathematica. I'm beginner using Mathematica and I already read that: I could define functions by recursion; I could ...
71 views

### Create concentric circles with numbers inside

Hello there if you can give me a hand I want to create and export to pdf the following figure, which if you realize forms the multiplication table. The idea is to be able to control the central number ...
101 views

### adding a point in a manipulate command

I am having trouble adding a point to mark the Min values of each parabola when using the Manipulate command? ...
48 views

### Running NonlinearModelFit in more one kernel simultaneously

I want to perform a nonlinear least square fit of data points upto 3000. Because the model I provide is huge polynomials with 300 to 400 fitting parameters to be estimated, my mac i7 computer proceeds ...
245 views

### How can I plot my financial indicator below a trading chart (produced by TradingChart) with the same x-axis?

Since this question was not answered, I would like to ask again with some additional information. I have a trading chart saved as chart1 as follows. ...
36 views

### How to reduce the computation time of this series expansion?

I have a complicated function gg[Delta,l][z1,z2] which is given in the sample code below. I would like to expand this function for as many ...
45 views

### Not respected assumptions

I' m writing a function with the following line: ...
98 views

### Nest or fold a series of geometric transforms

I have a requirement to perform a series of GeometricTransformation[]s using the AfineTransform[] function. I use these to set ...
60 views

### How can one get an edge/border on a sphere/point in 3D scatter plots

I want to get a point or the Sphere[] Graphics3D object to have a border or edge in a 3D scatter plot. The EdgeForm[] directives seem to apply only to polygon objects. The effect I am trying to get is ...
71 views

### How to write this simple task of unimodular prime search in mathematica?

For testing a particular algorithm I found mathematica is the best way as it has all the tools I need. I am stuck in a number theory part and since I am not an expert in mathematica I do not know how ...
62 views

### Morphing between images

With Mathematica it is possible to continuously morph between images of different faces. But I was wondering if it is also possible to morph between images of any kind? An example that uses Artbreeder ...
21 views

### Binomial sum only expanded, not computed [closed]

I want to compute this sum: $\sum _{n=1}^4 \frac{(2 n-1) \sum _{k=0}^{n-1} \text{Binom}(6,k) \text{Binom}(10,-k+2 n-1)}{\text{Binom}(16,2 n-1)}$ ...
26 views

### how to get [ ] in the axis title?

I have two problems when I was formatting the plot. First, I added "Log [ ]" for my axis title but it shows as "log ( )" on the plot. Secondly, after I added the frame boundary my ...
64 views

### Computing a difficult integral which is taking too long

I am trying to solve the following code: ...
30 views

### avoid using protected variable names in defining static pure functions

I will provide one example to show what the problem is. Collatz[m_] := Collatz[m] = 1 + If[EvenQ[m], Collatz[m/2], Collatz[3 m + 1]]; Collatz := 0; this ...
33 views

### Multiple functions compact form

I have a sort of silly question... I need to define two functions in the following way ...