Kareem Elgindy

Last seen: mehr als ein Jahr vor | Aktiv seit 2020

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Problem with piecewise Plots
The following commands do not show the last point of the graph of the function. Can someone explain why? syms f(t) f(t) = piec...

fast 2 Jahre vor | 1 Antwort | 0

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Multiply Constant Array by Another Cell Array
How to multiply each element of [2 3] by {(1:3)';(-1:2)'} so that the output is {[2,4,6]';[-3,0,3,6]'}?

fast 2 Jahre vor | 1 Antwort | 0

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Is There a Command in MATLAB Like WorkingPrecision in MATHEMATICA?
In MATHEMATICA, WorkingPrecision is an option for various numerical operations that specify the number of digits of precision th...

fast 2 Jahre vor | 2 Antworten | 0

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Can we Generate a Random Matrix with No Repeated Elements
I'm aware of randperm, but it gives vectors rather than 2D matrices. One may also use a loop with randperm to generate a rand...

etwa 2 Jahre vor | 1 Antwort | 0

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Adjust the Motion Speed of animate Option in ezplot3
Consider syms t; ezplot3(t.^2,sin(t),t,[-2,2],'animate') How can I control the speed of motion in the animated plot?

etwa 2 Jahre vor | 1 Antwort | 0

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Why does vpa give a sym class variable?
>> vpa(cos(10)) ans = -0.83907152907645243811174395887065 Now, ans is 1x1 sym in the Workspace. Why? Isn't sym mean sym...

etwa 2 Jahre vor | 2 Antworten | 0

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Transparency violation error. See Workspace Transparency in MATLAB Statements.
When I execute the below code I get the title error. Can someone explain the error and how to fix it? N = 2:2:4; parfor j = 1:...

mehr als 2 Jahre vor | 1 Antwort | 0

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Pausing to Save data and Then Rerun from the Same State
I have a code that is using parfor and is currently running for more than 6 days. Can I pause the code to save the obtained data...

mehr als 2 Jahre vor | 1 Antwort | 0

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Parallel Computing Toolbox, Pausing, and Hibernation
Suppose we are running a code with the Parallel Computing Toolbox on a laptop and for some reason, you must leave and take yo...

mehr als 2 Jahre vor | 1 Antwort | 0

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Execution of Two Independent parfor Loops in the Same Code
Suppose we have the following two independent parfor loops within the same code: parfor i = 1:a bla bla bla end parfor...

mehr als 2 Jahre vor | 1 Antwort | 0

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Estimated Time Left for Executing a Code Using MATLAB Parallel Computing Toolbox
Is there a way to estimate the time left for executing a code using MATLAB Parallel Computing Toolbox? Assume for simplicity tha...

mehr als 2 Jahre vor | 1 Antwort | 0

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MATLAB Parallel Computing Toolbox and Process Priority Settings
Before I started using MATLAB Parallel Computing Toolbox, I often set the priority of MATLAB in the Task Manager in Windows as e...

mehr als 2 Jahre vor | 1 Antwort | 0

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Broadcast Variable Warning in MATLAB Parallel Computing Toolbox
When I ran a MATLAB code using MATLAB Parallel Computing Toolbox, I got messages like: The entire array or structure 'a' is a b...

mehr als 2 Jahre vor | 1 Antwort | 0

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How to Run the Same MATLAB Code Through Two Laptops?
I have a large data and my laptop takes probably a week to finish one run of my code. I'm thinking to reduce the amount of time ...

mehr als 2 Jahre vor | 1 Antwort | 0

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Why Does This Definition of a Piecewise Function Produce a Warning Message?
MATLAB issues a warning when defining the below piecewise function syms y(x); y(x) = piecewise(x<1, x+1, 1<=x<2, x-1); But w...

fast 3 Jahre vor | 1 Antwort | 0

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Main Differences Between Symbolic Variables and Symbolic Functions
What are the main differences between them? I know that to evaluate a symbolic variable we use subs and to evaluate a symbolic f...

fast 3 Jahre vor | 3 Antworten | 0

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Range of Resolution in exportgraphics
When using the command exportgraphics to save a figure, what is the possible range of Resolution option?

fast 3 Jahre vor | 1 Antwort | 0

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Beantwortet
Which is Better for Polynomial Equations: roots or solve?
An outstanding answer!

fast 3 Jahre vor | 0

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Which is Better for Polynomial Equations: roots or solve?
Which one is better in terms of accuracy?

fast 3 Jahre vor | 2 Antworten | 0

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Difference Between Export to PDF & Save AS... -> PDF in MATLAB Live Editor
Is there any difference between Export to PDF and clicking Save AS... then choosing PDF in MATLAB Live Editor?

fast 3 Jahre vor | 1 Antwort | 1

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Difference Between Copy and Copy Output
If you right click an output in MATLAB Live script you will see "Copy" and "Copy Output" as two among other things you can selec...

fast 3 Jahre vor | 1 Antwort | 0

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How to Use the Latex \bm for Math Symbols in ylabel?
Say we want to display x as a bold italics math symbol in ylabel. Is this possible?

fast 3 Jahre vor | 1 Antwort | 0

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Command save writes to a nonreadable text file
When I execute the below Script file x = 2; y = x^5; save result.txt y and open result.txt in MATLAB, the text shown is not ...

etwa 3 Jahre vor | 1 Antwort | 0

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vpa Does Not Show the Required Number of Significant Digits
For the below example, MATLAB shows exactly 50 significant digits: >> vpa(cos(10),50) ans = -0.83907152907645243811174...

etwa 3 Jahre vor | 2 Antworten | 0

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Gesendet

Euler's Number
This function gives the numerical value of Euler's number accurate to 10,000 significant digits.

mehr als 3 Jahre vor | 4 Downloads |

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Add a Title for Each Group of Subplots in a Figure Window
Suppose I have 2 rows and 4 columns of subplots in a figure window. How can I add a title for the first row and another title...

mehr als 3 Jahre vor | 1 Antwort | 0

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How to Enclose a Figure Title in a Box?
I'm interested to learn how to place a figure title in a box using title and sgtitle commands.

mehr als 3 Jahre vor | 1 Antwort | 0

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Delete StyleSheet from Print Preview Window
I saved a new StyleSheet named new after I changed certain parameters in the Print Preview Window. How can I delete this new Sty...

fast 4 Jahre vor | 0 Antworten | 0

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How to Use arrayfun with a Multivariate Function of n Variables?
Suppose f(X) is a function of a vector X = [x1, x2, ..., xn]. How to evaluate the function at a certain range of values, say y1,...

mehr als 4 Jahre vor | 2 Antworten | 0

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How to Code This Using filter?
I don't know how to use filter and unfortunately the Help Documentation of filter is not useful enough for me. I'd like to use f...

mehr als 4 Jahre vor | 1 Antwort | 0

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