Test an input to see whether it is an integer or a floating point number. If it is an integer return 1 for 'true'. Otherwise return 0 for 'false'.
More test cases are needed to prevent answers like this.
Back to basics 18 - justification
Sum of diagonal of a square matrix
Switch matrix to a column vector
Matlab Basics II - Free Fall
Sum of the Matrix Elements
Convert a vector into numbers
Are you in XY plane?
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