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Manifestis Probatum (1179): The pope recognises Portugal as an independent Kingdom.

In May 23, 1179, Pope Alexander III officially recognised Afonso Henriques as the first King of Portugal. Advertisements

Posted in Culture

First aerial crossing of the South Atlantic (1922)

Gago Coutinho and Artur de Sacadura Cabral  flew from Lisbon, Portugal, to Rio de Janeiro, Brazil, between March 30 and June 17, 1922.

Posted in Culture, History

John von Neumann

“John von Neumann (b. 28 December 1903, Budapest, Hungary; d. 8 February 1957, Washington, DC) has become one of the legendary figures of 20th century mathematics. The stories of his quickness of mind, power of absolute recall, linguistic range, and

Posted in ACM, Culture, History, Tecnologia

Charles Babbage and the programmable computer

“Charles Babbage was born in London on 26 December 1791. His education was mostly private and he went up to Cambridge University in 1810. Cambridge studies were then strongly oriented toward mathematics. Babbage, however, soon discovered that Newton’s ideas still

Posted in ACM, Culture, History, Tecnologia

The first Computer programmer: Augusta Ada, countess of Lovelace

“Augusta Ada Byron was born in London on 10 December 1815. She was the daughter of Lord Byron and Annabella Milbanke Byron, whose separation a little over a month after her birth was followed by Lord Byron’s leaving England, never

Posted in ACM, Culture, History, Tecnologia

Grace Hopper

“Grace Brewster Murray Hopper was born in New York City on 9 December 1906. She received her B.A. in Mathematics and Physics from Vassar College in 1928, where she was elected to Phi Beta Kappa. She continued her graduate studies

Posted in ACM, Culture, History, Tecnologia

George Boole

“George Boole (b. Lincoln, England, 1815; d. Cork, Ireland, 1864), see Fig. 1, was one of those rarities in an era of increasing specialization: the self-taught man who followed his own path to the penetration of territory untouched by his

Posted in ACM, Culture, History, Tecnologia

Siege of Lisbon

The Siege of Lisbon was the military action that brought the city of Lisbon under definitive Portuguese. The siege began on July 1. Moorish rulers agreed to surrender on October 24. The city was entered by the Christian conquerors, on

Posted in Culture, History

The Treaty of Zamora

The Treaty of Zamora (1143) recognized Portuguese independence from the Kingdom of León. The King Alfonso VII of León and Castille recognized the Kingdom of Portugal in the presence of King Afonso I of Portugal.

Posted in Culture, History

Conquest of Ceuta by the Portuguese (22 August, 1415)

In 22 August, 1415, Ceuta (in the North of Africa) was conquered by the Portuguese. Both the Battle of Ceuta and, in a larger sense, the era of European expansion were influenced by Henry the Navigator.

Posted in Culture, History
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