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Returns estimates of the slope of an interpolating function that runs through a set of points in the xy-plane.
parabolaSlopes(x,y)
Returns an estimate of the slope of the interpolant at (x,y).
coordinates of points defining the interpolating function.
Norbert Nemec, Institute of Theoretical Physics, University of Regensburg. Translation from Python code by Halldor Bjornsson
stinterp and stinemanSlopes.
stinterp
stinemanSlopes
x <- seq(0,2*pi,by=pi/6) y <- sin(x) if (FALSE) parabolaSlopes(x,y)
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