Designs and Incidence Structures
================================

All designs can be accessed by ``designs.<tab>`` and are listed in
the design catalog:

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   :maxdepth: 1

   ../sage/combinat/designs/design_catalog

**Design-related classes**

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   :maxdepth: 1

   ../sage/combinat/designs/incidence_structures
   ../sage/combinat/designs/covering_design

**Constructions**

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   :maxdepth: 1

   ../sage/combinat/designs/block_design
   ../sage/combinat/designs/bibd
   ../sage/combinat/designs/latin_squares
   ../sage/combinat/designs/orthogonal_arrays
   ../sage/combinat/designs/orthogonal_arrays_build_recursive
   ../sage/combinat/designs/orthogonal_arrays_find_recursive
   ../sage/combinat/designs/difference_family
   ../sage/combinat/designs/difference_matrices
   ../sage/combinat/designs/steiner_quadruple_systems
   ../sage/combinat/designs/database

**Technical things**

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   :maxdepth: 1

   ../sage/combinat/designs/ext_rep
   ../sage/combinat/designs/designs_pyx
