Definition of PERSECUTION. 1. : the act or practice of persecuting especially those who differ in origin, religion, or social outlook. 2. : the condition of being persecuted, harassed, or annoyed. See persecution defined for kids. ADVERTISEMENT.
Telling a Story With Graphs. Task. Each of the following graphs tells a story about some aspect of the weather: temperature (in degrees Fahrenheit), solar radiation (in watts per square meters), and cumulative rainfall (in inches)) measured by sensors in Santa Rosa, CA in February 2012. Note that the vertical gridlines represent the start of the day whose date is given.
A graph is a circle graph if and only if it is the overlap graph of a set of intervals on a line. This is a graph in which the vertices correspond to the intervals, and two vertices are connected by an edge if the two intervals overlap, with neither containing the other.