Write a function that accepts as input a vector and returns the same vector, but retaining only the first occurrence of an element whenever there is consecutive repetition of this element.
in -> [1 2 2 2 3 4 4 3 5]
out-> [1 2 3 4 3 5]
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05 - Vector Equations 1
First non-zero element in each column
Find the elements of a matrix according to a defined property.
Create a matrix X, where each column is a shifted copy of the vector v
Matrix with different incremental runs
A quadrant matrix
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