On July 10, 1796, the eminent German mathematician Karl Friedrich Gauss discovered that any natural number can be represented as a sum of not more than three triangular numbers and made the famous entry in his diary: "Heureka! Num = Δ + Δ + Δ."
1878 -...
Ukraine for collectors
Ukraine for collectors
July 10: the discovery of Gauss, the "monkey process" and the Tu-154 disaster
July 9: the first tennis tournament in Wimbledon, the "Great Train Crash" and the monument to Taras Shevchenko in Canada
July 9, 1877, the All-England Croquet and Herbal Tennis Club held its first tennis tournament in the London suburb of Wimbledon. It was attended by 21 amateurs who competed only in the men's singles. The winner was the 27-year-old Spencer Gore, who...
July 8: Vasco da Gama expedition, "Ziegfeld Follies" and Nixon's statement
July 8, 1497 the first Portuguese expedition Vasco da Gama left Lisbon in search of a sea route to India. It consisted of two heavy ships "San Gabriel" and "San Rafael", a speed boat "Berrio" and an accompanying vessel with provisions for food.
1709 -...
July 7: Battle of Otumba, VII Summer Olympic Games and trial of Chernobyl nuclear power plant leaders
On July 7, 1520, several hundred wounded Spaniards under the command of Hernan Cortes won a brilliant victory in the Battle of Otumba over the army of the Aztec empire, predetermining its fall a year later.
1659 - the united Ukrainian-Polish-Crimean...
July 6: "The Mathematical Principles of Natural Philosophy," the abduction of the Royal Regalia of Ireland and the Medal of Freedom
July 6, 1687 In London came the fundamental three-volume work of Isaac Newton's "Mathematical Principles of Natural Philosophy," in which he formulated the law of universal gravitation and the three laws of mechanics (later named after him).
1710 - in...
July 5: The first travel agency, the VIII Olympic Games and the victory of Arthur Esch over Jimmy Connors
July 5, 1841 the Englishman Thomas Cook opened the first travel agency - on that day the first organized group of travelers was sent on a tourist trip.
1881 - in Egypt, under Luxor, a unique tomb with burials of the pharaohs of Seti I, Amenhotep I...
July 4: "Alice in Wonderland", the opening of the Pacific communication line and "Give Peace a Chance"
July 4, 1865 at the London publishing house "Macmillan and Co" published the first edition of the book "Alice in Wonderland" by the English mathematician and writer Charles Lutwijd Dodgson pseudonym Lewis Carroll. The author's nickname was formed by...
July 3: Order of Capuchin monks, the world's first departure by car of its own design and "Enola Gay"
July 3, 1528, the Pope Clement VII, a special bull, legitimized the Order of the Capuchin monks, created in 1525, whose main task was to fight against the ideas of the Reformation.
1620 - The Protestant Union and the Catholic League, through the...
July 2: Battle of Nyvport, "New Deal" of Roosevelt and a monument to the victims of the shooting in Babi Yar
On July 2, 1600, during the Eighty-Years' War, the Battle of Nyvport, a battle of the Netherlands War of Independence, took place, during which the rebels unsuccessfully attempted to capture Nyvport and other bases of Spanish corsairs in West...
July 1: "Encyclopedia, or Explanatory Dictionary of Science, Arts and Crafts," the III Olympic Games and Operation "Crossroads"
On July 1, 1751, the first volume of the Encyclopaedia, or Explanatory Dictionary of Sciences, Arts and Crafts, published by Denis Diderot and Jean Léron D'Alembert was printed.
1859 - The Protocols of the London Linnaean Society first published a...