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diff --git a/math/gsurfit/doc/gsvector.hlp b/math/gsurfit/doc/gsvector.hlp new file mode 100644 index 00000000..16003101 --- /dev/null +++ b/math/gsurfit/doc/gsvector.hlp @@ -0,0 +1,41 @@ +.help gsvector Aug85 "Gsurfit Package" +.ih +NAME +gsvector -- evaluate the fitted surface at a set of points +.ih +SYNOPSIS +gsvector (sf, x, y, zfit, npts) + +.nf +pointer sf # surface descriptor +real x[npts] # x array, xmin <= x <= xmax +real y[npts] # y array, ymin <= y <= ymax +real zfit[npts] # data values +int npts # number of data points +.fi +.ih +ARGUMENTS +.ls sf +Pointer to the surface descriptor structure. +.le +.ls x, y +Array of x and y values. +.le +.ls zfit +Array of fitted values. +.le +.ls npts +The number of points to be fit. +.le +.ih +DESCRIPTION +Fit the surface to an array of data points. GSVECTOR uses the coefficients +stored in the surface descriptor structure. +.ih +NOTES +Checking for out of bounds x and y values is the responsibility of the +calling program. +.ih +SEE ALSO +gseval, gsder +.endhelp |