Differences

This shows you the differences between two versions of the page.

--- bkg_gsas_f2 [2010/09/17 01:34] – created pamwhitfield
+++ bkg_gsas_f2 [2025/09/19 15:18] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+<code topas>====== Level 1 Headline ======
+'GSAS background function 2 - GSAS manual page 129
+'cosine Fourier series
+'NOTE Topas will not currently display the function on the fit page, the coefficients must be exported and plotted externally
+'P. Whitfield
+macro Bkg_GSAS_f2(bk1, b1v, bk2, b2v, bk3, b3v, bk4, b4v, bk5, b5v, bk6, b6v, bk7, b7v, bk8, b8v, bk9, b9v, bk10, b10v, bk11, b11v, bk12, b12v)
+{
+   prm bk1 b1v
+   prm bk2 b2v
+   prm bk3 b3v
+   prm bk4 b4v
+   prm bk5 b5v
+   prm bk6 b6v
+   prm bk7 b7v
+   prm bk8 b8v
+   prm bk9 b9v
+	prm bk10 b10v
+   prm bk11 b11v
+	prm bk12 b12v
+   fit_obj = bk1 + bk2 Cos(X Deg) +
+	bk3 Cos(X Deg * 2) +
+	bk4 Cos(X Deg * 3) +
+	bk5 Cos(X Deg * 4) +
+	bk6 Cos(X Deg * 5) +
+	bk7 Cos(X Deg * 6) +
+	bk8 Cos(X Deg * 7) +
+	bk9 Cos(X Deg * 8) +
+	bk10 Cos(X Deg * 9) +
+	bk11 Cos(X Deg * 10) +
+	bk12 Cos(X Deg * 11)
+	;
+	}</code>