Constructing Group Divisible Designs - Algorithms?Are there analogues of Desargues and Pappus for block designs?A generalization of covering designs and lottery wheelsIs there an infinite number of combinatorial designs with $r=lambda^2$Pairwise balanced designs with $r=lambda^2$Resolvable designs from projective spaceConstructions of $2-(v,3,3)$-designsAll $2$-designs arising from the action of the affine linear group on the field of prime orderExistence of Steiner system designs given $n,k,t$A question on the behavior of intersections of certain block designCovering designs where $v$ is linear in $k$

Constructing Group Divisible Designs - Algorithms?


Are there analogues of Desargues and Pappus for block designs?A generalization of covering designs and lottery wheelsIs there an infinite number of combinatorial designs with $r=lambda^2$Pairwise balanced designs with $r=lambda^2$Resolvable designs from projective spaceConstructions of $2-(v,3,3)$-designsAll $2$-designs arising from the action of the affine linear group on the field of prime orderExistence of Steiner system designs given $n,k,t$A question on the behavior of intersections of certain block designCovering designs where $v$ is linear in $k$













1












$begingroup$


I am starting my research on group divisible designs this year and I wonder if there are any algorithms/software that help with constructions.



Thank you










share|cite|improve this question







New contributor




Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.







$endgroup$
















    1












    $begingroup$


    I am starting my research on group divisible designs this year and I wonder if there are any algorithms/software that help with constructions.



    Thank you










    share|cite|improve this question







    New contributor




    Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.







    $endgroup$














      1












      1








      1





      $begingroup$


      I am starting my research on group divisible designs this year and I wonder if there are any algorithms/software that help with constructions.



      Thank you










      share|cite|improve this question







      New contributor




      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.







      $endgroup$




      I am starting my research on group divisible designs this year and I wonder if there are any algorithms/software that help with constructions.



      Thank you







      co.combinatorics combinatorial-designs






      share|cite|improve this question







      New contributor




      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|cite|improve this question







      New contributor




      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|cite|improve this question




      share|cite|improve this question






      New contributor




      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      asked 3 hours ago









      JakeJake

      61




      61




      New contributor




      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.





      New contributor





      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Jake is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.




















          1 Answer
          1






          active

          oldest

          votes


















          2












          $begingroup$

          There are some implementations available in sagemath, see e.g. http://doc.sagemath.org/html/en/reference/combinat/sage/combinat/designs/group_divisible_designs.html#sage-combinat-designs-group-divisible-designs






          share|cite|improve this answer









          $endgroup$












            Your Answer





            StackExchange.ifUsing("editor", function ()
            return StackExchange.using("mathjaxEditing", function ()
            StackExchange.MarkdownEditor.creationCallbacks.add(function (editor, postfix)
            StackExchange.mathjaxEditing.prepareWmdForMathJax(editor, postfix, [["$", "$"], ["\\(","\\)"]]);
            );
            );
            , "mathjax-editing");

            StackExchange.ready(function()
            var channelOptions =
            tags: "".split(" "),
            id: "504"
            ;
            initTagRenderer("".split(" "), "".split(" "), channelOptions);

            StackExchange.using("externalEditor", function()
            // Have to fire editor after snippets, if snippets enabled
            if (StackExchange.settings.snippets.snippetsEnabled)
            StackExchange.using("snippets", function()
            createEditor();
            );

            else
            createEditor();

            );

            function createEditor()
            StackExchange.prepareEditor(
            heartbeatType: 'answer',
            autoActivateHeartbeat: false,
            convertImagesToLinks: true,
            noModals: true,
            showLowRepImageUploadWarning: true,
            reputationToPostImages: 10,
            bindNavPrevention: true,
            postfix: "",
            imageUploader:
            brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
            contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
            allowUrls: true
            ,
            noCode: true, onDemand: true,
            discardSelector: ".discard-answer"
            ,immediatelyShowMarkdownHelp:true
            );



            );






            Jake is a new contributor. Be nice, and check out our Code of Conduct.









            draft saved

            draft discarded


















            StackExchange.ready(
            function ()
            StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fmathoverflow.net%2fquestions%2f326242%2fconstructing-group-divisible-designs-algorithms%23new-answer', 'question_page');

            );

            Post as a guest















            Required, but never shown

























            1 Answer
            1






            active

            oldest

            votes








            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2












            $begingroup$

            There are some implementations available in sagemath, see e.g. http://doc.sagemath.org/html/en/reference/combinat/sage/combinat/designs/group_divisible_designs.html#sage-combinat-designs-group-divisible-designs






            share|cite|improve this answer









            $endgroup$

















              2












              $begingroup$

              There are some implementations available in sagemath, see e.g. http://doc.sagemath.org/html/en/reference/combinat/sage/combinat/designs/group_divisible_designs.html#sage-combinat-designs-group-divisible-designs






              share|cite|improve this answer









              $endgroup$















                2












                2








                2





                $begingroup$

                There are some implementations available in sagemath, see e.g. http://doc.sagemath.org/html/en/reference/combinat/sage/combinat/designs/group_divisible_designs.html#sage-combinat-designs-group-divisible-designs






                share|cite|improve this answer









                $endgroup$



                There are some implementations available in sagemath, see e.g. http://doc.sagemath.org/html/en/reference/combinat/sage/combinat/designs/group_divisible_designs.html#sage-combinat-designs-group-divisible-designs







                share|cite|improve this answer












                share|cite|improve this answer



                share|cite|improve this answer










                answered 3 hours ago









                Dima PasechnikDima Pasechnik

                9,20811851




                9,20811851




















                    Jake is a new contributor. Be nice, and check out our Code of Conduct.









                    draft saved

                    draft discarded


















                    Jake is a new contributor. Be nice, and check out our Code of Conduct.












                    Jake is a new contributor. Be nice, and check out our Code of Conduct.











                    Jake is a new contributor. Be nice, and check out our Code of Conduct.














                    Thanks for contributing an answer to MathOverflow!


                    • Please be sure to answer the question. Provide details and share your research!

                    But avoid


                    • Asking for help, clarification, or responding to other answers.

                    • Making statements based on opinion; back them up with references or personal experience.

                    Use MathJax to format equations. MathJax reference.


                    To learn more, see our tips on writing great answers.




                    draft saved


                    draft discarded














                    StackExchange.ready(
                    function ()
                    StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fmathoverflow.net%2fquestions%2f326242%2fconstructing-group-divisible-designs-algorithms%23new-answer', 'question_page');

                    );

                    Post as a guest















                    Required, but never shown





















































                    Required, but never shown














                    Required, but never shown












                    Required, but never shown







                    Required, but never shown

































                    Required, but never shown














                    Required, but never shown












                    Required, but never shown







                    Required, but never shown







                    Popular posts from this blog

                    Can not update quote_id field of “quote_item” table magento 2Magento 2.1 - We can't remove the item. (Shopping Cart doesnt allow us to remove items before becomes empty)Add value for custom quote item attribute using REST apiREST API endpoint v1/carts/cartId/items always returns error messageCorrect way to save entries to databaseHow to remove all associated quote objects of a customer completelyMagento 2 - Save value from custom input field to quote_itemGet quote_item data using quote id and product id filter in Magento 2How to set additional data to quote_item table from controller in Magento 2?What is the purpose of additional_data column in quote_item table in magento2Set Custom Price to Quote item magento2 from controller

                    Magento 2 disable Secret Key on URL's from terminal The Next CEO of Stack OverflowMagento 2 Shortcut/GUI tool to perform commandline tasks for windowsIn menu add configuration linkMagento oAuth : Generating access token and access secretMagento 2 security key issue in Third-Party API redirect URIPublic actions in admin controllersHow to Disable Cache in Custom WidgetURL Key not changing in Magento 2Product URL Key gets deleted when importing custom options - Magento 2Problem with reindex terminalMagento 2 - bin/magento Commands not working in Cpanel Terminal

                    Aasi (pallopeli) Navigointivalikko