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bkg_gsas_f2 [2010/09/17 02:34] (current)
pamwhitfield created
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 +<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>​

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