Word Counting and Indexing
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
select the primes of a vector
05 - Vector Equations 1
Max of a Vector
A quadrant matrix
First non-zero element in each column
Duplicate each element of a vector.
Create a matrix X, where each column is a shifted copy of the vector v
Find the elements of a matrix according to a defined property.
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