Return 2 numbers and 2 powers such that their difference is 1
A 4 element row vector is expected: x where
x(1)^x(2) - x(3)^x(4) = 1;
Distance walked 1D
Sum all integers from 1 to 2^n
Return the first and last character of a string
Rounding off numbers to n decimals
Strange Number Algorithms
Magic Concentric Circles
Convert vector datasets to plot with imagesc instead of scatter
remove nans fast
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