Given a vector of positive integers
a = [ 3 2 4 ];
create the matrix where the i th column contains the vector 1:a(i) possibly padded
b = [ 1 1 1
2 2 2
3 0 3
0 0 4 ];
Test for balanced parentheses
Back to basics 25 - Valid variable names
Duplicate each element of a vector.
Number of digits in an integer
MATLAB Basic: rounding II
Set the array elements whose value is 13 to 0
Angle between two vectors
Wind outward from the center ...
Combinations without using nchoosek
Convert a structure into a string
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