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Nicholas Sbalbi


Last seen: 20 dagen ago
16 total contributions since 2018

Chemical Engineering undergraduate at University of Massachusetts Amherst.

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Submitted


Cahn-Hilliard Spinodal Decomposition Model
MATLAB script for generating videos from the Cahn-Hilliard model of phase separation.

2 maanden ago | 2 downloads |

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Submitted


Gray-Scott Reaction-Diffusion
MATLAB script used to generate Gray-Scott reaction-diffusion models and output resulting videos.

4 maanden ago | 8 downloads |

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Question


Return Indices for x Smallest/Largest Values in Array
Is there a clean and elegant way for extracting the indices of the x smallest or largest values in an array? For example say I h...

6 maanden ago | 3 answers | 0

3

answers

Solved


Flip the main diagonal of a matrix
Given a n x n matrix, M, flip its main diagonal. Example: >> M=magic(5); >> flipDiagonal(M) 9 24 1 ...

ongeveer 2 jaar ago

Solved


Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

ongeveer 2 jaar ago

Solved


Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

ongeveer 2 jaar ago

Solved


Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

ongeveer 2 jaar ago

Solved


Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

ongeveer 2 jaar ago

Solved


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

ongeveer 2 jaar ago

Solved


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 ...

ongeveer 2 jaar ago

Solved


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...

ongeveer 2 jaar ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

ongeveer 2 jaar ago

Solved


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

ongeveer 2 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 ...

ongeveer 2 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...

ongeveer 2 jaar ago

Solved


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

ongeveer 2 jaar ago