9 lines
228 B
Matlab
9 lines
228 B
Matlab
function [del_x, itp_y] = poly2_fit(y_1, y0, y1)
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del_x = -1/2 * ((y1) - (y_1)) / ((y_1) - 2 * (y0) + (y_1));
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itp_y = 1/2 * ((del_x-1) * del_x * (y_1) - 2 * (del_x - 1) * (del_x + 1) * (y0) + (del_x+1) * del_x * (y_1));
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end
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