From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Tue, 14 Jan 2020 17:30:22 +0000 (-0700)
Subject: Use the jump and average latex macros.
X-Git-Tag: v9.2.0-rc1~682^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f59d7a4a19d2abb4d0267b87d9378464c16fb883;p=dealii.git

Use the jump and average latex macros.
---

diff --git a/include/deal.II/fe/fe_interface_values.h b/include/deal.II/fe/fe_interface_values.h
index 8d008c4588..f7171a9ef9 100644
--- a/include/deal.II/fe/fe_interface_values.h
+++ b/include/deal.II/fe/fe_interface_values.h
@@ -373,13 +373,14 @@ public:
                 const unsigned int component = 0) const;
 
   /**
-   * Return the jump in the Hessian $[\nabla^2 u] = \nabla^2 u_{\text{cell0}} -
-   * \nabla^2 u_{\text{cell1}}$ on the interface for the shape function
+   * Return the jump in the Hessian $\jump{\nabla^2 u} = \nabla^2
+   * u_{\text{cell0}} - \nabla^2 u_{\text{cell1}}$ on the interface for the
+   * shape function
    * @p interface_dof_index at the quadrature point @p q_point of component
    * @p component.
    *
    * If this is a boundary face (at_boundary() returns true), then
-   * $[\nabla^2 u] = \nabla^2 u_{\text{cell0}}$.
+   * $\jump{\nabla^2 u} = \nabla^2 u_{\text{cell0}}$.
    */
   Tensor<2, dim>
   jump_hessian(const unsigned int interface_dof_index,
@@ -387,13 +388,13 @@ public:
                const unsigned int component = 0) const;
 
   /**
-   * Return the jump in the third derivative $[\nabla^3 u] = \nabla^3
+   * Return the jump in the third derivative $\jump{\nabla^3 u} = \nabla^3
    * u_{\text{cell0}} - \nabla^3 u_{\text{cell1}}$ on the interface for the
    * shape function @p interface_dof_index at the quadrature point @p q_point of
    * component @p component.
    *
    * If this is a boundary face (at_boundary() returns true), then
-   * $[\nabla^3 u] = \nabla^3 u_{\text{cell0}}$.
+   * $\jump{\nabla^3 u} = \nabla^3 u_{\text{cell0}}$.
    */
   Tensor<3, dim>
   jump_3rd_derivative(const unsigned int interface_dof_index,