SWI-Prolog -- compose/3

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Predicate compose/3

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Availability::- use_module(library(ugraphs)).(can be autoloaded)

Source

compose(+LeftGraph, +RightGraph, -NewGraph)

Compose NewGraph by connecting the drains of LeftGraph to the sources of RightGraph. Example:

?- compose([1-[2],2-[3]],[2-[4],3-[1,2,4]],L).
L = [1-[4], 2-[1,2,4], 3-[]]