why isnt the  notation required for the solving of the puzzle?
Extract leading non-zero digit
Who knows the last digit of pi?
Generate N equally spaced intervals between -L and L
Matlab Basics - y as a function of x
Find all elements less than 0 or greater than 10 and replace them with NaN
Back and Forth Rows
Return the 3n+1 sequence for n
Find the numeric mean of the prime numbers in a matrix.
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