small performance tweak

d4babb8e · Martin Reinecke · 87793f67 · d4babb8e
Commit d4babb8e authored Sep 14, 2017 by Martin Reinecke
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Showing with 3 additions and 2 deletions

nifty2go/library/wiener_filter/wiener_filter_curvature.py nifty2go/library/wiener_filter/wiener_filter_curvature.py +3 -2

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--- a/nifty2go/library/wiener_filter/wiener_filter_curvature.py
+++ b/nifty2go/library/wiener_filter/wiener_filter_curvature.py
@@ -49,5 +49,6 @@ class WienerFilterCurvature(InvertibleOperatorMixin, EndomorphicOperator):
    # ---Added properties and methods---

    def _times(self, x, spaces):
-        return (self.R.adjoint_times(self.N.inverse_times(self.R(x))) +
-                self.S.inverse_times(x))
+        res = self.R.adjoint_times(self.N.inverse_times(self.R(x)))
+        res += self.S.inverse_times(x)
+        return res