Added 2 new equations in wiki. Refs #7378.

mantidproject · Nov 13, 2013 · 09ae53c · 09ae53c
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commit 09ae53c
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diff --git a/Code/Mantid/Framework/Algorithms/src/PDFFourierTransform.cpp b/Code/Mantid/Framework/Algorithms/src/PDFFourierTransform.cpp
@@ -26,6 +26,13 @@ transforms to
 
 <math>g(r) = \frac{G(r)}{4 \pi \rho_0 r} + 1</math>
 
+A new Fourier transform from Joerg is
+
+<math>g(r) = \sum_{Q} S(Q)\cdot Q \frac{\sin(Q\cdot r)}{r}\Delta Q</math>
+
+With a damping function
+<math>g(r) = \sum_{Q} S(Q)\cdot Q \frac{\sin(Q\cdot r}{r} \frac{\sin(\pi\cdot Q/Q_{max})}{\pi\cdot Q/Q_{max}}\Delta Q</math>
+
 =====RDF(r)=====
 
 <math>RDF(r) = 4 \pi \rho_0 r^2 g(r)</math>