# All Questions

0answers
4 views

### How to solve Fuzzy Differential Equations

How to solve Fuzzy Differential Equations using DSolve or NDSolve, Or Differential Equations with fuzzy number as initial conditions
1answer
20 views

### How To Replace $\rightarrow$ by $==$ in Mathematica's Output when using Solve

I want to create equations out of the output (solutions) produced by Mathematica when using the Solve functions. For argument's sake, consider the following. ...
2answers
24 views

### How do I add contour labels to contour plot?

I tried ContourPlot[f[x, y], {x, -2, 2}, {y, -2, 2}, ContourLabels->automatic] , but it messes up the contourplot. How can I just add values to the contours ...
0answers
19 views

### What's wrong in my code for looping?

Here is my code to draw a graph then harmoniously coloring graph: ...
1answer
19 views

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4answers
45 views

### How to create 3d region of f[x,y] over triangular region on xy plane?

I need to create a VOLUME under f[x,y]= x (y^3 + 1)^(1/2) that's above the triangular region bounded by y=x/3, ...
1answer
22 views

### Plotting ODE solutions with two parameters

I have a system of two first-order ODEs with two parameters, a and b and I'm trying to plot the solution curve in the X-Y plane at a given initial condition for various parameter values. Can someone ...
1answer
23 views

### Finding the number that gives remainder equal to 0

Hi i'm not english so I'll try to explain this as good as I can . If we have for example 250 : 5 = 50 , remainder 0 let's say I don't know the number i'm going to divide (because it is generated ...
3answers
166 views

### How to build this grid with less code?

I have the diagonal and both upper and lower triangulars of a grid. ...
0answers
14 views

### Find GeometricTransform from 3D BSplineSurface to a point cloud

I am looking for another way to approach this problem. Any suggestion on how to optimize the computing speed is welcome. I have a BSplineFunction which accurately ...
2answers
40 views

### Injecting list of controls into manipulate

I am trying to program a method to manually move around graph vertices, and then output the new coordinates. I'd like to turn this into a function that can be called with a variable number of ...
0answers
11 views

### probability going outside 1 (due to optimization violation of constraint)

I am working on an optimization, which involves the following density: ...
2answers
41 views

### Count the number of element repeats at various distances

I have a function of x: f[x_] := Abs[Extract[list, x + n] - Extract[list, x]] I then apply this: ...
0answers
6 views

0answers
37 views

### Direction Field for an Ordinary Differential Equation [duplicate]

I have found links for plot the direction field of a differential equation. For example: How can I plot the direction field for a differential equation? And: Plotting the direction field of a ...
0answers
48 views

### Regarding Evaluated True

Done a bit of reading: Normal[Series[ ]] does not give a normal expression Regarding the Evaluated->True, consider: ...

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