Dodgson's method 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 to determine whether a candidate can become a Condorcet winner with fewer than "k" swaps. In Dodgson's method, each voter
Charles Dodgson (priest) "Fanny" Lutwidge and was thereby required to give up his college position. He was appointed to a college living as Perpetual Curate of All Saints' Church, Daresbury. Ten of their eleven children, including Charles Lutwidge, were born here. The living was not a wealthy one and Dodgson ran a school in the village to supplement his income. In 1836 he was additionally appointed Examining Chaplain to Charles Longley, the newly created Bishop of Ripon. During this period he and his wife educated all their children at home. The headmaster of Warrington School, Thomas Vere Bayne, who had studied at Jesus