Ahmed A. Selman

University of Baghdad

Last seen: 4 maanden ago | Active since 2013

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Ph.D. in theoretical nuclear physics, author of four books and assistant professor at the College of Science-University of Baghdad since 2008. IAU Member since 2021. Recently working on nuclear astrophysics of stars. Interested with image processing applications in astronomy. I begun using Matab since the year 2000 (I think it was ver.5.0), and still there is much to learn about. Google Scholar: https://scholar.google.com/citations?user=TwoAY4wAAAAJ IAU: https://www.iau.org/administration/membership/individual/20684/

Programming Languages:
MATLAB, Fortran
Spoken Languages:
English, Arabic
Pronouns:
He/him
Professional Interests:
Mathematics, Physics, Gravitation, Cosmology & Astrophysics, Particle & Nuclear Physics

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

meer dan 12 jaar ago

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Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

meer dan 12 jaar ago

Solved

Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

meer dan 12 jaar ago

Solved

Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

meer dan 12 jaar ago

Solved

Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

meer dan 12 jaar ago

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

meer dan 12 jaar ago

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

meer dan 12 jaar ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

meer dan 12 jaar ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

meer dan 12 jaar ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

meer dan 12 jaar ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

meer dan 12 jaar ago