On the one hand, logic is the study of certain mathematical properties of artificial, formal languages. It is concerned with such languages as the first or second order predicate calculus, modal logics, the lambda calculus, categorial grammars, and so forth.
Underworld is a 2003 action horror film directed by Len Wiseman about the secret history of Vampires and Lycans (an abbreviated form of lycanthrope). It is the first (chronologically, the second) installment in the Underworld series. The main plot revolves around Selene (Kate Beckinsale), a vampire Death Dealer hunting Lycans.
First detective story is published. Edgar Allen Poeâs story, The Murders in the Rue Morgue, first appears in Grahamâs Ladyâs and Gentlemanâs Magazine. The tale is generally considered to be the first detective story. The story describes the extraordinary âanalytical powerâ used by Monsieur C. Auguste Dupin to solve a series of murders in Paris. Like the later Sherlock Holmes stories, the tale is narrated by the detectiveâs roommate.