From a usability point of view, returning a string to indicate nothing found is probably the worst. an empty value or 0 would be much better.
Guillaume, I would say that that depends upon the intended 'audience' for the output.
Reverse the vector
Back to basics 19 - character types
Getting the absolute index from a matrix
Find nearest prime number less than input number
Celsius to Kelvin
Matlab Basics II - Unit Conversion
Matlab Basics - Set unwanted parts of a vector to zero
Matlab Basics II - Max & Index of Max
Matlab Basics II - 3 Dimensional Arrays
Matlab Basics - Rounding III
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