# All Questions

48 views

### Custom graph distribution

I am working with random graphs a lot. It's quite easy to describe random graph using, adjacency matrix or just a list of edges. However I am thinking that I might benefit from describing random ...
99 views

### How to show system busy during Dynamic with SynchronousUpdating -> False?

For long running evaluations in Dynamic it is recommended that SynchronousUpdating -> False be used to prevent time-out. ...
1k views

### How to draw confidence ellipse from a covariance matrix?

I am studying a two-dimensional dataset, whose mean vector and covariance matrix are the following: ...
104 views

### Volume by NIntegrate gives zero

I want to Integrate the following expressions for different p < n and 2 < n with p and n both natural numbers: ...
94 views

### solving quadratic and linear congruences with different modulus

We are able to solve the quadratic congruences $C^2 + Q^4 - 2\equiv mod 3072$ and $C - Q^2 - 2046\equiv mod 3072$ by entering ...
95 views

### How to make sure input is an ODE

I'm having trouble wrapping my head around why this isn't an ordinary differential equation. ...
89 views

### Why does my function return an expression rather than a number? [closed]

I feel like I'm going insane. I have a function $f(x)=e^{-x^2}$ which I need to evaluate using forward, backward and central first order finite differences with intervals ...
221 views

### Comparing natural language strings

I have a large spreadsheet with thousands of rows/columns of text. Some are saying essentially the same thing but in different ways. When you enter a natural language question Wolfram Alpha makes a ...
111 views

### Control legend size when autoLegend is used with LinTicks [closed]

It looks simple, but I'm been trying to solve this issue for days, but no luck yet. So, here I used LinTicks, as customized option and another graphic option. Here ...
89 views

### usage of random numbers in recursive loop

I am trying to evalute two functions using iterative process as below ...
142 views