https://dokuwiki.grogra.de/ 2026-05-16T08:35:01+00:00 https://dokuwiki.grogra.de/ https://dokuwiki.grogra.de/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2025-09-04T10:47:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://dokuwiki.grogra.de/doku.php?id=01_user_documentation:07_rgg_xl:02_xl:05_rule:01_lindenmayer&rev=1756982857&do=diff Lindenmayer-form ==> Graph replacement rule, where one sub-graph (often only one object) is replaced by another graph. The connections between the host graph and the newly-inserted graph are recovered. That means that if, e.g., in a one-dimensional graph text/html 2025-09-04T10:55:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://dokuwiki.grogra.de/doku.php?id=01_user_documentation:07_rgg_xl:02_xl:05_rule:02_spo&rev=1756983340&do=diff SPO ==>> The Single Push Out (SPO) Graph replacement rule replace one sub-graph by another graph. The connections between the host graph and the newly-inserted graph need to be specified by the programmer. That means that if, e.g., in a one-dimensional graph text/html 2025-09-04T10:56:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://dokuwiki.grogra.de/doku.php?id=01_user_documentation:07_rgg_xl:02_xl:05_rule:03_update&rev=1756983376&do=diff Update ::> This rule type does not change the structure of the graph. It is used to change the attributes of the objects (nodes) of the graph. c:C ::> {c[length] = c[length] * 20; }