Silver, like other precious metals, may be used as an investment. For more than four thousand years, silver has been regarded as a form of money and store of value. However, since the end of the silver standard, silver has lost its role as legal tender in the United States.
(graph) represent by means of a graph; "chart the data"
A collection of points whose coordinates satisfy a given relation
A diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles
(graph) a visual representation of the relations between certain quantities plotted with reference to a set of axes
(Graph (data structure)) In computer science, a graph is an abstract data structure that is meant to implement the graph concept from mathematics.