Given vector x, calculate the alternating sum
y = x(1) - x(2) + x(3) - x(4) + ...
Read a column of numbers and interpolate missing data
Rotate and display numbered tile
How to subtract?
Generate N equally spaced intervals between -L and L
MATLAB Basic: rounding IV
Evaluating continued fractions
Leap years on other planets
Mean ignoring NaNs
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