Knowing that 123-45-67+89=100, write a function that gives this result for any order of the digits in the input. Otherwise, the function should give 'NaN'.
Select every other element of a vector
give nth decimal place of pi
Generate N equally spaced intervals between -L and L
Matlab Basics II - Intervals
Double the next!
Check if is a square
Say type of roots in quadratic equation
Sum of a geometric series
Approximate the inverse tangent by power series
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