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Hace 1 día · Arpad Elo, the inventor of the Elo rating system. The Elo [a] rating system is a method for calculating the relative skill levels of players in zero-sum games such as chess. It is named after its creator Arpad Elo, a Hungarian-American physics professor. The Elo system was invented as an improved chess-rating system over the previously used ...
Hace 1 día · Professor X ( Prof. Charles Francis Xavier) is a character appearing in American comic books published by Marvel Comics. Created by writer Stan Lee and artist/co-writer Jack Kirby, the character first appeared in The X-Men #1 (September 1963). The character is depicted as the founder and occasional leader of the X-Men .
