Community Profile # Kareem Elgindy

##### Last seen: 1 month ago
9 total contributions since 2020

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Question

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,...

6 months ago | 2 answers | 0

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Question

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...

6 months ago | 1 answer | 0

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Question

Why This Vectorization of my Code Does Not Work?
Consider the following two codes: n = 4; % Code 1: c1 = zeros(floor(n/2)+1,n+1); c1(1,1) = 1; c1(1,2:n+1) = 2.^(0:n-1); for ...

6 months ago | 1 answer | 0

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Submitted

Euler's Number
This function gives the numerical value of Euler's number accurate to 16 significant digits.

Question

When Should a User Use timeit, cputime, or tic toc?
I typically try to compare execution times between various algorithms in my research, so learning about this matter could be ver...

7 months ago | 1 answer | 0

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Why Euler's number e = 2.71828... is not a built-in constant in MATLAB?
Great feedback @Rik. Could you tell us more about JIT compiler or perhaps pointing out to a simple reference to learn about it q...

7 months ago | 0

Question

What is the Order of Function Precedence in MATLAB 2019b or 2020a?
If I put a .m file in the current directory or in MATLAB search path, and then call it from the MATLAB Command Window, would MAT...

7 months ago | 1 answer | 0

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Question

Why Euler's number e = 2.71828... is not a built-in constant in MATLAB?
I understand that we can produce that number in MATLAB by evaluating exp(1), or possibly using exp(sym(1)) for the exact represe...

7 months ago | 2 answers | 0