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-rw-r--r-- | doc/ThornGuide.tex | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/doc/ThornGuide.tex b/doc/ThornGuide.tex index bfa65df..18f6c6e 100644 --- a/doc/ThornGuide.tex +++ b/doc/ThornGuide.tex @@ -34,16 +34,16 @@ routine is registered. {\tt EllBase} itself defines the elliptic classes \begin{enumerate} \item{\bf flat:} {\tt Ell\_LinFlat}\\ -solves a linear elliptic equation in flat space: $\nabla \phi - M \phi -- N = 0 $ +solves a linear elliptic equation in flat space: $\nabla \phi + M \phi ++N = 0 $ \item{\bf metric:} {\tt Ell\_LinMetric}\\ solves a linear elliptic equation for a given metric: $\nabla_{g} \phi -- M \phi - N = 0 $ ++ M \phi + N = 0 $ \item{\bf conformal metric:} {\tt Ell\_LinConfMetric}\\ solves a linear elliptic equation for a -given metric and a conformal factor: $\nabla_{cg} \phi - M \phi -- N = 0 $ +given metric and a conformal factor: $\nabla_{cg} \phi + M \phi ++ N = 0 $ \item{\bf generic:} solves a linear elliptic equation by passing the stencil functions. There is support for a maximum of 27 stencil functions ($3^3$). {\em This is not implemented, yet} |