# Questions tagged [mathematica]

Mathematica is a computational software program used in scientific, engineering, and mathematical fields and other areas of technical computing. It was conceived by Stephen Wolfram and is developed by Wolfram Research of Champaign, Illinois.

61 questions
Filter by
Sorted by
Tagged with
43 views

### I'm having issue with counting with multiple criteria

Excel work screenshot: I need to count the amount of blank cells in "days utilized" judging by the year "2009" in "year started" row. The answer is 1, but I didn't get ...
25 views

### How do you add two formulas together in one cell? 3% of the box above rounded to the nearest 10

We are making contracts. We are trying to round up to the nearest 10 for discounts so they aren't cents. The formula I am wanting is I want 3% of B1 but also it to be rounded to the nearest 10. We are ...
127 views

### Why can't I authenticate my SSH connection? Credentials and keygen both not working

I'm writing a bit confused because I've tried everything. Let me know if I'm missing any critical information for you to help me. I'm trying to SSH into my Cyberpower PDU (device probably not ...
316 views

### How to get different color for different branches in a plot in MatLab, Mathematica and Desmos

I am trying to obtain slab-waveguide dispersion plot like this (dashed line): I tried following code in Matlab: function main fimplicit (@(x,y)f(x,y),[0 10]) end function fun = f(x,y) nc=1.45; %...
• 125
34 views

### Encoding a PDF using matrix multiplication

I need to encode a patent application in a PDF file using matrix multiplication on Mathematica so I can save it on a cloud storage service so my partner can download the encoded file in Asia and ...
1k views

### Excel formula for sum of income over multiple years adjusted for inflation

I have the income X, and the number of years in the future Y, and the inflation Z. I can calculate the compound interest simply by CI(Y) = X*(1+Z)^Y for any given year, but how can I construct a ...
• 175
240 views

### Tag Graphics in ​is Protected

The graph is not showing, I don't know what to do with: "Tag Graphics in​ is Protected"?
156 views

### Windows 7 Shell : get accumulated page faults of process

I want to read the (accumulated) pagefaults of a process from the windows shell to decide when to kill it. The process will start dynamically. I found the killing part (e.g. here: How to monitor and ...
• 23
24 views

### How to send one program to sleep mode (but keep the rest of OS alive)

Is there a way to send only one program to sleep mode (in this case mathematica on linux) and keep the rest of the operating system alive?
• 165
5k views

### extrapolation of logarithmic graph

I need to extrapolate the following graph. Could someone help me with the formula for the logarithmic graph?
1 vote
32 views

### How to Print charts in Mathematica 10 Report Generator?

I want to be able to collect the resulting plots from an evaluated notebook into another notebook with only the output I specify. Basically I want to be able to evaluate a notebook and collect ...
196 views

### How to constuct Taylor expansion of arbitrary function in Matlab?

I am reading a book titled "Homotopy Analysis Method in Nonlinear Differential Equation" by Shijun Liao. In chapter 13 Application in Finance: American Put Option, there is appendix about mathematica ...
1 vote
1k views

### How to set MATLAB R2015a as the default program for opening mfiles?

I have Mathematica 10.2 and MATLAB R2015a installed on my computer and unfortunately MATLAB m-files are recognized as Mathematica notebooks by the window. When I right-click on an m-file and choose ...
1 vote
327 views

### How to read Wolfram CDF file in CDF player?

I would like see the source code how the project The Causal Interpretation of Exciting an Atom by Absorption of Intense Light has been done. I have CDF player in my system but I cannot play directly ...
• 5,506
1 vote
1k views

### wrong value from atan2 function in excel

I am trying to calculate the angle between two latitudes and longitudes but I am getting wrong result of atan2(X,Y) when used on Excel. β = atan2(X,Y) = atan2(0.05967668696, -0.00681261948) It ...
• 123
1 vote
643 views

### Draw 3D bar plot in Mathematica

I want to draw a 3D bar plot in mathematica as shown in the following link XYZ 3D-chart in Excel How do you create a grid and create a cylinder chart? I was able to do in a different way in ...
• 11
308 views

### Want Mathematica (instead of CDF Player) to launch by default when accessing .nb files over the Web

I have both Mathematica and CDF Player installed on my machine. I'm trying to access a Mathematica notebook over the Web and want Mathematica to launch when clicking on the link. Instead, the file ...
1k views

### Wolfram Mathematica 9 can't start

When I start Mathematica 9, dialog with "Choose a MathLink program to launch" appears.When i cancel the dialog, Mathematica will stop. I've found that this could happen when Mathematica is used with ...
• 171
160 views

### white hand mouse cursor displayed wrong

I work in Linux Fedora 19 - KDE: the PC is a Dell OptiPlex 7010, with an Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz and an external graphics card (VGA compatible controller: Advanced Micro Devices, Inc. [...
• 101
1 vote
1k views

### How to use john the ripper to create fixed length big letters passwords?

I want to use john (I hope it's possible) to create all possible combinations of the set A,B,C,D..,Z with fixed 8 length, and distinct letters! Meaning: ABCFGRTH QPFLDMRB etc... I've tried it ...
• 111
3k views

### Can you run a program using a custom glibc? [closed]

I installed Mathematica 9 on an old Red Hat Enterprise Linux AS release 4 system. After the installation, I tried to start Mathematica, but following message came out: /home/wcbao/M/Wolfram/...
• 169
1 vote
276 views

### Better Window Management Mathematica

In versions of Mathematica in Linux all new notebooks appeared as separate windows. In Mathematica 9 for Windows 7, I have only 1 window in the taskbar now, and when I minimize notebooks they ...
• 1,288
1k views

### Why is process not being displayed by TOP

I am running a Mathematica script (this question probably doesn't fit in Mathematica.SE however) and I know that it generally takes up a lot of RAM and loads up my cores. However, althought pgrep ...
• 211
3k views

### "Language for non-Unicode programs" and Cyrillic Export to pdf

Thanks to Szabolcs' comment to this question, I have found a way to Export Cyrillic symbols from Mathematica to PDF correctly. We just need to set a system-wide variable commonly called the system ...
1 vote
1k views

### Would rsync save meaningful amount of data transfer for compressed/encrypted files?

Would rsync save meaningful amount of data transfer for sync'ing 1) zip files, 2) ASCII armored GPG encrypted files, and 3) Mathematica .mx files, respectively ? A typical scenario is that I ...
• 8,105
3k views

### Convert Mathematica to PDF via command line

I am on Linux and would like to convert a bunch of Mathematica 8 Notebooks to PDF. Is there some way to convert them on the command line? I'd like to write a makefile rule for the conversion, so that ...
• 2,235
220 views

### How to define function different in Mathematica

I want to define function in Mathematica on different way. Actually, if I already have functions a and b. How can I print the value in some point of function f but without defining functions a and b ...
• 133
1 vote
246 views

### Is there a way to change the Mathematica front end's title bar description?

Is there a way to change the title bar description of Mathematica's Front End? This would be very useful in differentiating between them when running two instances of the program (e.g. running a long ...
• 2,757
2k views

When I'm using Mathematica 8 and try to import a file I get this error: LinkOpen::linke: Could not find MathLink executable. >> and the place I tried to input the file to is just saying Null. I ...
• 2,637
1k views

### How to hide debugging output in Mathematica?

I want hide all outputs created by Print command from user's function defined in module .m. More precisely the problem is following: I have a module that solves some specific task (It's not ...
125 views

### Printing data in Mathematica

I have one problem about printing data in Mathematica. If the line so long for example S=...
• 133
5k views

### How to paste table from MS Excel to Wolfram Mathematica?

When I am pasting a region from MS Excel, which contains multiple numbers, to Mathematica, I am getting just a long plain sequence of digits, i.e. one integer number in Mathematica. How to have a ...
• 11.3k
598 views

### How can I share memory for parallel computing in Mathematica?

Is it possible to use RAM from other computers to assist with Mathematica Light Grid Server 7 parallel computing? If so, how?
• 133
1 vote
182 views

### How do I share a computer on the network to use Mathematica's Light Grid Server?

I have Mathematica's light grid server installed on my computer, but I cannot share the computer so that it can be accessed from anywhere on the network. I tried typing localhost:3737 in my browser, ...
• 133
1k views

### copying word/powerpoint equations into mathematica notebook presentation slides

I am trying to copy mathematical equations/content that I wrote in Word using the Office equation editor into a Mathematica notebook slide as a Mathematica presentation. I tried copying the equations ...
463 views

### For complicated mathematic calculations, are extra threads or high-speed disk access more important?

Next semester, I intend to start doing research in combinatorics. I have used and fallen in love with Mac computers and Wolfram Mathematica 8, and I intend to get these for use with this project and ...
11k views

### How to put LaTeX formulas in Word 2010?

I have a problem to convert directly equations from Mathematica *(copied as LaTex) in Word 2010. Is there any option?
• 133
29k views

### Set::write: Tag Plus in <something> is Protected [closed]

If I have this equation: x+y=27 xy=180 I want to solve it using: Solve[{x+y==27,xy==180},{x,y}] However this results in the following errors: Set::write: Tag Plus in x+y is Protected. >> Solve::...
• 2,637
653 views

### Hide orange plus ("Show Messages / Retry") in Mathematica

If I accidently evaluate a text cell in Mathematica, a orange plus and an error message will appear. It is easy to delete the error messages, however I can't seem to find a way to hide the orange plus....
• 2,637
1 vote
511 views

I have a hard time reading the Mathematica journal online, since the fonts are too small, and I'm not able to download the CDF files. When I go to mathematicajournal.com and click on CDF, it opens ...
• 202
6k views

### How to make "Real number symbol" (ℝ) in Mathematica

How can I write the "Real number symbol" ℝ in Mathematica?
• 2,637
250 views

### Is there a program that can represent functions as sound? [closed]

I need a program that can represent functions as sound. Something like Mathematica's "play" which can generate a sound with the amplitude given as a function of time. The program should support "...
• 23
1 vote
881 views

### Double underline in Mathematica

How do I insert a double underline in Mathematica? Can I make it the default to put it on the last line of a "TraditionalForm"?
• 2,637
11k views

### Shortcut key for multiplication sign

What is the shortcut key for making the "×" multiplication sign in Mathematica (n.b. × != x)? You can enter all the other three basic arithmetic operators by simply typing "+", "-" and "/" (or ctrl+/)...
• 2,637
1 vote
199 views

### Get equation for graphic [closed]

Is it possible to get the equation of a graphic you have drawn using the drawing tools in Mathematica? I want to do this because I drew something using the drawing tools, and now I want to programmely ...
• 2,637
10k views

### Hide In[n] and Out[n] in Mathematica

Is it possible to hide the CellLabels In[n]:= and Out[n]= in a Mathematica notebook? I don't want to hide the input or output, just the text In[n] and Out[n].
• 2,637
1k views

### How to import Mathematica 8 file to Maple 13?

How can I import a .nb file from Wolfram Mathematica to Maple? I need an example of how to integrate.
• 133
10k views

### How to make commands in Mathematica 8 use all cores?

Many commands in Mathematica 8 (Integrate, Simplify, etc.) seem to only be using a single core on my system. Is there any way I can change the affinity so that it utilizes all cores for computations?
• 133
3k views

### No sound in Mathematica under Linux

I have a huge set of events in Mathematica that I need to react to, and it's not practical always checking for it, especially since events are randomly distributed in time. So I wanted to add a simple ...
• 569