Graphs are one of the objects of study in discrete mathematics. The edges may be directed or undirected. For example, if the vertices represent people at a party, and there is an edge between two people if they shake hands, then this is an undirected graph, because if person A shook hands with person B, then person B also shook hands with person A.
About. 1  Jake T. Austin is a 22 year old American Actor. Born Jake Austin Szymanski on 3rd December, 1994 in New York City, New York, USA, he is famous for Wizards Of Waverly Place. His zodiac sign is Sagittarius.
Update #2: A GoFundMe account has been set up to aid Bracebridge resident Jake Thomasâ recovery after he sustained serious injuries in a snowmobile accident on Saturday. Update: 44-year-old Jake Thomas of Bracebridge remains in hospital in Toronto with serious injuries after a snowmobile accident on Saturday. An accomplished cinematographer, Thomas is well known in Muskoka as the owner of Riley Lake Productions, and as co-owner of Applause Toy Stores with his wife, Jenny.