]> https://gitweb.dealii.org/ - dealii.git/commitdiff
add a note on l1_norm() for complex-valued PETSc 2832/head
authorDenis Davydov <davydden@gmail.com>
Fri, 15 Jul 2016 06:23:22 +0000 (08:23 +0200)
committerDenis Davydov <davydden@gmail.com>
Fri, 15 Jul 2016 06:35:43 +0000 (08:35 +0200)
include/deal.II/lac/petsc_vector_base.h

index 938e1ddd9c258afca4a32c3a02d843277a671f48..62dbbc04db9b54721e012c55ed14fd12a7874d9f 100644 (file)
@@ -465,6 +465,10 @@ namespace PETScWrappers
 
     /**
      * $l_1$-norm of the vector. The sum of the absolute values.
+     *
+     * @note In complex-valued PETSc priori to 3.7.0 this norm is implemented
+     * as the sum of absolute values of real and imaginary parts of elements
+     * of a complex vector.
      */
     real_type l1_norm () const;
 

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