Questions tagged [mathematica-online]

For questions specific to the Wolfram product Mathematica Online.

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1answer
45 views

how to solve a Partial Differential equations numerically of the kind given below [closed]

eq=D[f[x,y],y]+ f[x,y]/y == Q[x,y] The equation doesn't have any derivative with respect to x. If I use the following syntax for ...
5
votes
2answers
205 views

Build API without the WolframCloud?

I'd like to have my code and api deployed, but not to the Wolfram Cloud. I have a an APIFunction, and I'd like to CloudDeploy it ...
3
votes
1answer
105 views

Getting a fimbriated plot

I use the online version of Mathematica. The function I want to plot is: ...
0
votes
1answer
84 views

How I can Normalize the below given PDF?

I have tried to Normalize the below Code PDF with a such Constant K But I didn't succeed , I have used this instruction: ...
0
votes
1answer
75 views

Convert 3D graph to 2D

I have a function thats domain is defined for x and y values and for x^2+y^2>=1. I can only manage to plot it with the Plot3D command, but I want a regular 2D graph. I've tried defining it multiple ...
0
votes
1answer
52 views

The following Function //

Would anyone be so kind as to explain the role of the following //., its explanation in the Mathematica documentation centre is often unclear. Thank you. JD
1
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1answer
64 views
1
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0answers
30 views

Definite Integrals on Mathematica Online

One can Insert Special Characters on Mathematica Online, including an indefinite integral symbol. Is there a way to use that ...
5
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3answers
524 views

How do I find and plot the intersection of these three surfaces?

I know how to find the region of intersection of these cylinders using integration, but how would I plot that in mathematica? This is what I have ...
0
votes
0answers
52 views

Mathematica Online and Exporting Animations

I am using the online trial version of Wolfram Mathematica. I have created an animation and I am trying to export this animation as a video. I have tried ...
3
votes
1answer
577 views

How to use Mathematica in AWS cloud?

I have a free account in AWS cloud for 1 year for $750$ hours. How to run Mathematica in AWS cloud? And is Mathematica chargeable in AWS cloud?
-2
votes
1answer
31 views

Define a function when given a graph with points (0,3),(2,5),(10,4),(6,2) [closed]

Define a function when you are given a graph with points (0,3),(2,5),(10,4),(6,2)
5
votes
1answer
512 views

Frequency Response

How to plot frequency response which includes magnitude response and phase response of a transfer function in Mathematica? In Matlab, we can use [h,k]=freqz(b, a, N); to generate magnitude response ...
0
votes
0answers
32 views

GridLines using SciDraw

Does anyone knows how to include GridLines in Scidraw? I have looked up in the whole documentation and there is nothing related to it.
3
votes
1answer
104 views

How to install MaTeX on Mathematica online?

Can you please tell me the step-by-step procedure to install MaTeX on Mathematica Online platform?
5
votes
2answers
62 views

Mathematica online: How to evaluate initialization cells (only)

I‘m sometimes (mainly on vacation) Mathematica online on an iPad. Up to now I could not find a way to evaluate the initialization cells (only) which is a menu command in Mathematica on my Mac. Does ...
6
votes
1answer
200 views

Mathematica Online, annoying braces

I have the trial of Mathematica Online, and this is already starting to annoy me. I'm desesperately trying to put a brace but a text field comes up and I can't manage to put a brace, it interpretates ...
11
votes
4answers
4k views

Labeling points in 3D plot

I am trying to label some points in 3D plotting. First, I'd like to label all points. The code below does not work, there seem to be a problem with a "Graphics" command, any ideas? Next, what would ...
0
votes
1answer
428 views

not valid variable error

I am new to mathematica and I am having this issue in this piece of code. ...
2
votes
1answer
86 views

Interactively Interrupt or Abort a Running Computation in Mathematica Online Without Losing Kernel

How can I interactively interrupt or abort a running calculation in Mathematica Online without killing the kernel?
4
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0answers
131 views

Sending a Mathematica Snippet to be evaulated by Mathematica Online?

Is there a way to take an arbitrary Mathematica snippet (say from Emacs) and to have it be evaluated by Mathematica Online (i.e., start a new notebook in a browser and evaluate the snippet)?
3
votes
0answers
98 views

Formulas in text cells in Mathematica Online

Is there a way to typeset mathematical equations in text cells in Mathematica Online? Even if there is no direct support, is there a way to parse LaTeX snippets entered between ...
1
vote
0answers
263 views

How to get mathematica online to operate at a normal speed?

I have a nice notebook related to the world cup. It works great and fast enough on my desktop machine. However, when I try to run it using Mathematica Online, it is painfully slow to the point where ...
3
votes
3answers
588 views

Export plot to pdf in Mathematica online

I'm using Wolfram Mathematica Online. I am making a plot which I would like to export to a pdf and download. I used to be able to ...
2
votes
1answer
92 views

RegionUnion Polygons different online than desktop

I have been trying to use Mathematica online and a function operates differently I think incorrectly online. ...
2
votes
1answer
147 views

How to draw Cantor function in mathematica [closed]

I want to have a close look on 1/2x+1/2*Cantor function,the website told me I can use CantorStaircase to draw it,but when I use it,Wolframalpha just always told me that they can't interpret.What ...
2
votes
0answers
69 views

Connecting to Twitter via Online Mathematica?

I am running Mathematica Online in chrome (on Linux), and get the following: Is this the expected behavior? If not, how do I get around this issue?
13
votes
0answers
281 views

Wolfram new products

Can someone elaborate on the products relating to Wolfram Cloud? They all seem the same. When I login to Wolfram Cloud there's: Wolfram One Wolfram Development Platform Wolfram Programming Lab ...
2
votes
1answer
101 views

Import data file stored on Wolfram Mathematica Online into Mathematica Desktop

Is it possible to read a data file stored in a folder on Wolfram Mathematica Online into the desktop version of Mathematica? If so, how is the location/url specified?
2
votes
1answer
62 views

Regression Line in Mathematica using FIT function

I dont know if I am confused or if I am doing this incorrectly. I have two data sets a={1,2,3,4,5} b={6,7,8,9,10} Mathematica will translate the sets as <...
7
votes
1answer
115 views

Mathematica Online Editing Performance

Does anyone have any tips for improving editing performance in Mathematica Online? I am pulling my hair out... There seems to be editing lag like in early versions of online text editors, where it ...
1
vote
0answers
196 views

Printing Precision of Machine Numbers

Is Mathematica making the print precision rounding judgment more stringent based on whether or not the number is above or below the rounding target? If so, why? In my real case, I have many numbers ...
57
votes
1answer
6k views

What is the relationship between Mathematica and Wolfram Desktop?

I'm confused about the differences among various Wolfram products. In particular what is the relationship among Mathematica, Mathematica Online, Wolfram Programming Cloud, and Wolfram Desktop? Are ...
5
votes
1answer
239 views

Using Palettes in Mathematica Online

my student is using the online version of Mathematica for my class; it appears to not have a palette feature for typing formatted input? This was kind of shocking to me; why wouldn't there be a ...
0
votes
0answers
34 views

The relation between Wolfram development platform and Mathematica. [duplicate]

I have not used Mathematica before, but I know that there is a relation between Wolfram development platform and Mathematica. but I do not know this relation, could anyone clarify this for me or ...
3
votes
0answers
95 views

Things that I should have to start using Mathematica [closed]

What are the things that I must have to start using Mathematica from begining?
2
votes
0answers
79 views

Low resolution of Math formulas in Wolfram Web Resources [closed]

I use Wolfram Web Resources extensively, but unfortunately, all of the displayed math is in low resolution. Is there a way of viewing (and copying) math in high resolution? For example: http://...
0
votes
0answers
111 views

I did not receive mail sent using Mathematica

I try to send mail using Mathematica to my Gmail account using this solution and it works correctly. The mail was sent correctly and I got this message: ...
6
votes
3answers
1k views

program a wall in which an object can not pass

This is the code we have created so far for a Pacman type game: ...
0
votes
1answer
183 views

Mathematica syntax

Please I'mm trying to understand this sentence in Mathematica if $d=(x4+34x3+45)y^4$ ; my task to replace all y2y2 by ...
13
votes
1answer
1k views

Installing packages on “Mathematica Online”

How can I install packages in Mathematica Online? In particular, how can I install the xAct package?
2
votes
1answer
551 views

How to install LieART and other packages with Mathematica Online [duplicate]

I was wondering if it was possible to integrate a program and documentation package called LieART (http://lieart.hepforge.org/) into Mathematica Online. LieART is a package specially made for ...
2
votes
3answers
1k views

Write program to check if an integer is divisible by 2, 3 and 5 [closed]

Write a program to check if an integer is divisible by either 2, 3 or 5. If an integer is divisible more than one of these numbers it should also show all of them. For example: 8 is divisible by ...
6
votes
1answer
320 views

How do I display my weather data in JSON format from Wolfram Mathematica API?

Good day I am trying to display my weather data in a JSON format in order to use it in an iOS app (using swift in Xcode). This is what my code looks like at the moment: ...
1
vote
0answers
73 views

$μ_t$ becomes SubscriptBox[\[Mu], t]

I was using variables like $μ_t$ in my local Mathematica notebook. But when I opened that notebook in Mathematica Online everything got converted to something like SubscriptBox[[Mu], t]. How can ...
4
votes
0answers
65 views

Only last `InputForm` output is displayed in desktop version of Mathematica 11? [duplicate]

Bug present at least up to version 11.0.0 Thank you for contacting Wolfram Technical Support and for bringing this issue to our attention. Our development team is aware of the issue and working ...
2
votes
1answer
388 views

How can I define a metric and plotting a function using that metric in Mathematica?

I have tried to solve this but my problem wasn't completely solved.I want to plot a function f(t_) := {1,t,0} using the metric ...
1
vote
0answers
87 views

Optimizing my code for Mathematica Online

I defined this function: s[n_] := Block[{m = 1}, While[Mod[++m!, n] != 0]; m] I would use ParallelTable on my laptop, but it ...
1
vote
0answers
567 views

How to use Mathematica Online? [closed]

I am a registered Mathematica user (through my institution). Still Mathematica will ask me to sign up for free trial or to buy Mathematica when I try to upload a document on the cloud so that to use ...
6
votes
1answer
539 views

Is there an alternate way to calculate beyond the memory limit of the home edition?

I bought the Home Edition of Mathematica online 0.5 G of memory and costs \$150 per year. When I calculated the median of outputs from $[0,1]$ with an interval of $.000001$ I ended up with the ...