Dodgson's method of swaps needed to make him a winner) is an NP-complete problem by reduction from Exact Cover by 3-Sets (X3C). Dodgson's method Dodgson's method is an electoral system proposed by the author, mathematician and logician Charles Dodgson, better known as Lewis Carroll. The method is to extend the Condorcet method by swapping candidates until a Condorcet winner is found. The winner is the candidate which requires the minimum number of swaps. Dodgson proposed this voting scheme in his 1876 work "A method of taking votes on more than two issues". Given an integer "k" and an election, it is NP-complete
Charles Patterson (author) verse, in which God grants people dominion over the earth, for western civilization's destruction and despoliation of the environment. By failing to mention traditional Jewish interpretations of this verse that define dominion as responsible stewardship rather than as domination, he may leave the mistaken impression that the exploitation of animals and the environment is religiously sanctioned.” Charles Patterson's "Eternal Treblinka" discusses the similarities between society's treatment of animals and the Holocaust. Here are some other readings that do the same. Charles Patterson (author) Charles W. Patterson is an American author, historian, and animal rights advocate, perhaps best known for his