From d1daef28a94620e844080d44f76f98e21a548a6c Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Thu, 16 Mar 2023 11:56:53 -0600 Subject: [PATCH] Add a link to the documentation. --- doc/doxygen/headers/vector_valued.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/doc/doxygen/headers/vector_valued.h b/doc/doxygen/headers/vector_valued.h index fd1ad5a735..33c4387f53 100644 --- a/doc/doxygen/headers/vector_valued.h +++ b/doc/doxygen/headers/vector_valued.h @@ -85,7 +85,8 @@ * Here, D denotes the symmetric gradient defined by * $\mathbf Du = \tfrac12 (\nabla \mathbf u + (\nabla \mathbf u)^T)$ * and the colon indicates double contraction of two tensors of rank 2 - * (the Frobenius inner product). This bilinear form looks indeed very + * (the [Frobenius inner product](https://en.wikipedia.org/wiki/Frobenius_inner_product)). + * This bilinear form looks indeed very * much like the bilinear form of the Poisson problem in step-3. The * only differences are *
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