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Help link 06/07/2003; 23.23.25.


sabato 14 giugno 2003
 

Su kuro5hin parte una serie di quattro articoli sulla teoria della relatività. La prima parte è una premessa storica che mostra (in linguaggio semplice) che Einstein aveva la strada abbastanza spianata per escogitare la teoria della relatività ristretta nel 1905. Sono curioso di vedere come epepke se la caverà con la relatività generale, bestia assai più complicata.

[..]As can be seen, the ideas of relativity were developed by many people. The basic principle was from Galileo, embraced by Newton, restated and refined by Poincaré . The mathematics was already pretty much figured out by Lorenz and Minkowsky. The experiments were provided by Michelson and Morley and others later. Innumerable others made theoretical contributions as well. In many cases, several people came up with the same ideas independently (such as Lorentz and FitzGerald). All these threads, however, still looked like a big tangle.

In 1905, Albert Einstein added a few of his own threads and weaved the whole into the Special Theory of Relativity, at once a rigorous scientific theory making predictions of its own and beautiful story that made all these weird observations and theories fit together. That is the subject of the next installment.

Introduction to the Theory of Relativity Part I: History.   [kuro5hin.org]


9:16:19 PM      comment []

Eccomi qua. Non sono andato al mare (ha prevalso in buonsenso). In ogni caso domani faccio un botto. In un rarissimo soprassalto galante ho organizzato per domani la serata seguente:

  • Mamma precettata per controllo bambini
  • Gita a Mantova
  • Cena in ristorante elegante (non so ancora quale ma ho emissari che stanno vagliando)
  • Clou della serata
  • Ritorno a casa con licenza di dormire (lei, io guido).


7:50:52 PM      comment []


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