Talk to your parents or to another trusted adult about your health-related questions. Ask questions and insist on answers. Learn additional facts about how drug abuse puts your whole body at risk.
graph(Noun) An ordered pair , where is a set of elements called vertices (or nodes) and is a set of pairs of elements of , called edges; informally, a set of vertices together with a set edges that join these vertices.
Graph (abstract data type) A graph with three vertices and three edges. In computer science, a graph is an abstract data type that is meant to implement the undirected graph and directed graph concepts from mathematics.