Switch assignments for variables x and y, for example
start with x = 1 and y = 3
end with y = 1 and x = 3
Do NOT simply re-assign variables, use a temporary variable 'z'
Find the sum of the elements in the "second" diagonal
Getting the absolute index from a matrix
Find the nearest integer
Skip by a multiple
Matlab Basics - Convert a row vector to a column vector
Matlab Basics II - Minimum
Matlab Basics - Set unwanted parts of a vector to zero
Finding an element in a vector
Matlab Basics - y as a function of x
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