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Questions about infinity in matlab
Hi all, In matlab it seems that as long as a number is greater than 1e309 it will be considered inf,but my calculations tend...
casi 2 años hace | 3 respuestas | 0
3
respuestasPregunta
Hi all,I want to enlarge the white border of a picture (not crop the white border, mind you), what command or code should I use?
Note in this image that the symbol 'Y' is clearly cut off a little and the distance between it and the edge is clearly not the...
casi 2 años hace | 0 respuestas | 0
0
respuestasPregunta
How to quickly calculate the following function?
Hi all,I want to calculate the function shown below: This is Lerch transcendent function( https://en.wikipedia.org/wiki/Lerch...
casi 2 años hace | 1 respuesta | 1
1
respuestaPregunta
Hi all,I want to use matlab to calculate the exponential integral,I know that the official function ExpIntegralE in Mathematica can calculate it.
As shown in the title, I want to find a relatively authoritative code to calculate exponential integral
casi 2 años hace | 2 respuestas | 0
2
respuestasPregunta
How does matlab draw the following image?
Note that the basic geometric elements inside are spheres, cones and small cylinders, and that the known data are the ...
alrededor de 2 años hace | 1 respuesta | 0
1
respuestaA really, really strange situation (the same two copies of code on the same computer with the same version of matlab running at very different times)
Sorry, please give me some time to double check my formulas, I found some parts of my formulas that don't seem to match ...
alrededor de 2 años hace | 0
Pregunta
A really, really strange situation (the same two copies of code on the same computer with the same version of matlab running at very different times)
The same two copies of code on the same computer with the same version of matlab running at very different times! Th...
alrededor de 2 años hace | 4 respuestas | 0
4
respuestasPregunta
How does matlab go about drawing an image like the one below?
Hi all, I recently wanted to draw a graphic (below, this is a simple example I drew using PPT): It consists of a black ...
alrededor de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
How to avoid using det, when looking for the complex root w with det(M(w)) = 0
Hi all, I want to find a complex number w such that det(M(w)) converges to 0 (note that M is a matrix and it is a function...
alrededor de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
A strange case (different CPU but same matlab version, different calculated results)
Hi all, Have there anyone encountered such a strange situation? Different CPUs calculate different results, I mean "0" v...
alrededor de 2 años hace | 0 respuestas | 0
0
respuestasPregunta
Questions about the parfor function
Hi all, Is there a way to make the parfor function faster here? My cpu has six physical cores, but it is 12 threads, ev...
alrededor de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
Questions about the Lsqnonlin function
2022/7/2 Hi all, Are there any experts here who use the Lsqnonlin function?I'm trying to use the Lsqnonlin function to...
alrededor de 2 años hace | 1 respuesta | 0