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  1. En 1579, el relojero y fabricante de instrumentos suizo Joost Bürgi diseñó un reloj para Landgrave Guillermo IV, que mostraba segundos. [12] En 1581, el erudito danés Tycho Brahe rediseñó los relojes de su observatorio, que mostraban minutos, para que comenzaran a mostrar segundos.

  2. Jobst Bürgi (avagy Joost Bürgi, Justus Byrgius) logaritmustáblája 1620-ban jelent meg, de nem terjedt el széles körben. Ez egy egyhez közeli számot használt alapnak, és az 1-től 10-ig terjedő számok logaritmusát tartalmazta.

  3. Joost Bürgi, un matemático y relojero suizo al servicio del duque de Hesse-Kassel, concibió por primera vez los logaritmos, sin embargo, publicó su descubrimiento cuatro años después que Napier.

  4. Kategoriesystem Biografien: Person-Unterkategorien • Portal • Inhaltliche Fragen zu historischen Personen

  5. The 17th century, the period of the scientific revolution, witnessed the consolidation of Copernican heliocentric astronomy and the establishment of inertial physics in the work of Johannes Kepler, Galileo, René Descartes, and Isaac Newton. This period was also one of intense activity and innovation in mathematics. Advances in numerical calculation, the development of symbolic algebra and ...

  6. Italian inventions and discoveries are objects, processes or techniques invented, innovated or discovered, partially or entirely, by Italians.. Italian people – living in the Italic peninsula or abroad – have been throughout history the source of important inventions and innovations in the fields of writing, calendar, mechanical and civil engineering, musical notation, celestial ...

  7. en.wikipedia.org › wiki › ClockmakerClockmaker - Wikipedia

    A clockmaker is an artisan who makes and/or repairs clocks.Since almost all clocks are now factory-made, most modern clockmakers only repair clocks.Modern clockmakers may be employed by jewellers, antique shops, and places devoted strictly to repairing clocks and watches.