For instance, when a conveyance is made to a man, his assent to it is presumed, for the following reasons; cause there is a strong intendment of law, that it is for a person's benefit to take, and no man can be supposed to be unwilling to do that which is for his advantage. 2.
A simple graph, as opposed to a multigraph, is an undirected graph in which both multiple edges and loops are disallowed. In a simple graph the edges form a set (rather than a multiset) and each edge is an unordered pair of distinct vertices.
1 The graph of a function is a picture of all of its (input,output) pairs. We put the inputs along the horizontal axis (the $\,x\,$-axis), and the outputs along the vertical axis (the $\,y\,$-axis).  Thus, the graph of a function $\,f\,$ is a picture of all points of the form [beautiful math coming...