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[Game.Programming].Academic - Graphics Gems (6 books source code)

ANSI C code from the article
"Smoothing and Interpolation with Finite Differences"
by Paul H. C. Eilers, [e-mail]
in "Graphics Gems IV", Academic Press, 1994

files:
    smooth1.c: Smoothing and interpolation with first differences.
    smooth2.c: Smoothing and interpolation with second differences.
    smooth3.c: Smoothing and interpolation with any difference equation.