How can i determine the points of the intersection of the curve with an axis parallel to x axis ?

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Mallouli Marwa 2017-2-10

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回答： KSSV 2017-2-10

thickness variation.jpg

Hi

I have this curve and i want to determine the points of the intersection with the red curve h1.

Please help me.

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Torsten 2017-2-10

How are the curves given ? As tables of values ? Or explicit functions ?

Best wishes

Torsten.

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KSSV 2017-2-10

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interp1 should work for you....the red curve is at 185 on y-axis. Let x,y be your curve data.

yi = 185 ;
xi = interp1(y,x,yi)

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