Template:Selected anniversaries/August 11: Difference between revisions

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||1892 – Enrico Betti, Italian mathematician and academic (b. 1813) Enrico Betti (d. 11 August 1892) was an Italian mathematician, now remembered mostly for his 1871 paper on topology that led to the later naming after him of the Betti numbers.
||1892 – Enrico Betti, Italian mathematician and academic (b. 1813) Enrico Betti (d. 11 August 1892) was an Italian mathematician, now remembered mostly for his 1871 paper on topology that led to the later naming after him of the Betti numbers.
||Sigmund Selberg (b. 1910) was a Norwegian mathematician.


||1942 – Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
||1942 – Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.

Revision as of 14:09, 22 November 2017