Expand manual section on Dirichlet constraints.

[fredrikekre]

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[codecov-commenter]

Codecov Report

Merging #458 (30c63ab) into master (512b838) will not change coverage.
The diff coverage is n/a.

❗ Current head 30c63ab differs from pull request most recent head 6dbe8de. Consider uploading reports for the commit 6dbe8de to get more accurate results

@@           Coverage Diff           @@
##           master     #458   +/-   ##
=======================================
  Coverage   91.33%   91.33%           
=======================================
  Files          22       22           
  Lines        3405     3405           
=======================================
  Hits         3110     3110           
  Misses        295      295           

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