Check if integer i is a prime number. Returns logical true '1' if it is.
Check if sorted
Make a random, non-repeating vector.
Convert from Base 10 to base 5
Sum the 'edge' values of a matrix
Find my daddy long leg (No 's')
Check if a number belongs in the fibonacci squence
Calculate days until Christmas
Convert Fahrenheit to Kelvin
Check if number is a square number
Calculate the area of a circle
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