Growth or movement of a plant or animal toward or away from an external stimulus, such as light, heat, or gravity. tropism. the tendency of a plant, animal, or part to move or turn in response to an external stimulus, as sunlight or temperature. â tropistic, adj.
The definition of a graph is a diagram showing the relationships between two or more things. An example of graph is a pie chart. Graph is defined as to create a diagram that shows a relationship between two or more things. An example of graph is to create a series of bars on graphing paper.
Multiple Edges are edges with the same endpoints. A simple graph is a graph with no loops or multiple edges. Two vertices v and w in G are adjacent, denoted v â w, if there is an edge between them. If the vertex v is an endpoint of the edge e, then e and v are incident.