test is a given integer number is Happy of not?
answer 1 if yes or 0 is no
sorry for that.
Project Euler: Problem 10, Sum of Primes
Back to basics 21 - Matrix replicating
Find the largest value in the 3D matrix
Calculate the area of a triangle between three points
Back to basics - mean of corner elements of a matrix
remove nans fast
create numeric palindromes and their square roots
Tony's trick for duplicating an mx1 vector n times
Convert a Cell Array into an Array
provide the numerical answer to these number questions...
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