I think "m*n" & "1*s" (or "m×n" & "1×s") may be clearer. I read "mXn" & "1Xs" firstly as variable names.
We love vectorized solutions. Problem 1 : remove the row average.
Area of rhombus
length of a vector
Speed of car
Given a matrix A (size m x n) create a matrix B (size m+2 x n+2) which consists of matrix A surrounded by zeros. See Example below:
Remove the air bubbles from a vector
Horizontal matrix sort
Triangle of numbers
Remove the first, third and fifth rows of a matrix
Product of Each Column
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