Find the palindrome
First non-zero element in each column
Pi Estimate 1
Replace Negative(-) by 0 and positive by 1
Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Longest Sequence of NaNs
Divide elements by sum of elements
Challenging perms function!
unique with nan
Calculate trends in time series
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