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Assume I have obtained a table of values,{x,y}. Now I want to interpolate them with Interpolatiion.

If I write Interpolation[{x,y}] will I get x[y] or y[x]? It is not clear to me from the documentation.

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y=Interpolation[{{x1,y1},{x2,y2},....}] returns an interpolation object which gives y[x]

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