Template:Selected anniversaries/June 15: Difference between revisions

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File:Gordon Welchman.jpg|link=Gordon Welchman (nonfiction)|1906: Mathematician, cryptographer, and author [[Gordon Welchman (nonfiction)|Gordon Welchman]] born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.
File:Gordon Welchman.jpg|link=Gordon Welchman (nonfiction)|1906: Mathematician, cryptographer, and author [[Gordon Welchman (nonfiction)|Gordon Welchman]] born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.
||1908: Chaim Leib Pekeris born ... physicist and mathematician. He made notable contributions to geophysics and the spectral theory of many-electron atoms, in particular the Helium atom. He was also one of the designers of the first computer in Israel, WEIZAC. Pic: https://www.geni.com/people/Prof-Chaim-Leib-Pekeris/6000000026350827675


||1914: Hilda Terry born ... cartoonist.
||1914: Hilda Terry born ... cartoonist.

Revision as of 11:14, 12 October 2018

  • 763 BC: Assyrians record a solar eclipse that is later used to fix the chronology of Mesopotamian history.

    763 BC: Assyrians record a solar eclipse that is later used to fix the chronology of Mesopotamian history.

  • 1485 Feb. 1: lexicographer, chronicler, cryptographer, and occultist Johannes Trithemius uses Gnomon algorithm techniques to generate improved solar eclipse forecasts. During the Second World War, this data will be used by German cryptographers to defeat enemy traffic analysis.

    1485 Feb. 1: lexicographer, chronicler, cryptographer, and occultist Johannes Trithemius uses Gnomon algorithm techniques to generate improved solar eclipse forecasts. During the Second World War, this data will be used by German cryptographers to defeat enemy traffic analysis.

  • 1906: Mathematician, cryptographer, and author Gordon Welchman born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.

    1906: Mathematician, cryptographer, and author Gordon Welchman born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.

  • 1939: Art critic and alleged supervillain The Eel helps break German military codes using surf-powered gnomon algorithm techniques.

    1939: Art critic and alleged supervillain The Eel helps break German military codes using surf-powered gnomon algorithm techniques.

  • 1995: Physicist, inventor, and academic John Vincent Atanasoff dies. He invented the Atanasoff–Berry computer, the first electronic digital computer.

    1995: Physicist, inventor, and academic John Vincent Atanasoff dies. He invented the Atanasoff–Berry computer, the first electronic digital computer.

  • 2016: Steganographic analysis of Traveller reveals "several hundred kilobytes" of previously unknown Gnomon algorithm functions.

    2016: Steganographic analysis of Traveller reveals "several hundred kilobytes" of previously unknown Gnomon algorithm functions.

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