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Both sides previous revision Previous revision Next revision | Previous revision | ||
graph [2014/02/08 16:18] nikolaj old revision restored (2014/02/08 14:20) |
graph [2016/09/09 09:46] nikolaj |
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===== Graph ===== | ===== Graph ===== | ||
==== Set ==== | ==== Set ==== | ||
- | | @#88DDEE: $ V,E $ ... set | | + | | @#55CCEE: context | @#55CCEE: $ V,E $ ... set | |
- | + | | @#FFBB00: definiendum | @#FFBB00: $ \mathrm{it}(E,V) = \mathrm{undirected\ graph}(E,V) \cup \mathrm{directed\ graph}(E,V) $ | | |
- | | @#FFBB00: $ \mathrm{it}(E,V) = \mathrm{undirected\ graph}(E,V) \cup \mathrm{directed\ graph}(E,V) $ | | + | |
==== Discussion ==== | ==== Discussion ==== | ||
+ | === Predicates === | ||
+ | For a graph $G=\langle V,E,\psi\rangle$, we write | ||
+ | |||
+ | | @#EEEE55: predicate | @#EEEE55: $a$ ... edge in $G \equiv a\in\mathrm{im}\ \psi$ | | ||
==== Parents ==== | ==== Parents ==== | ||
- | === Requirements === | + | === Context === |
[[Undirected graph]], [[Directed graph]] | [[Undirected graph]], [[Directed graph]] |