FREE WHITEWATER

Daily Bread: April 30, 2009

Good morning, Whitewater

There are no public meetings scheduled for Whitewater today.

Over at the Wisconsin Historical Society website, there’s an entry commemorating an event from 1845: “Wisconsin Approves Free Schools.” The text of the text of the entry accurately places free in quotations (that is “free”):

On this date, under the leadership of Michael Frank, Wisconsin adopted “free” education for its residents. Frank’s plan narrowly passed the legislature by a vote of 90 to 79. Frank’s motivation for free education in Wisconsin was partially inspired by a similar campaign, promoted by Horace Mann in Massachusetts. On June 16, 1845 the first free school opened in Wisconsin. It was one of only three free schools in the country, outside the New England states. By August 1845, Wisconsin had five free schools in operation. [Source: Badger Saints and Sinners, Fred L. Holmes, pg 78-92]

It’s true, of course, that no public education is free; it’s a measure of the strength of the public education lobby that placing the word free in scare quotes seems almost defiant.

It’s a great anniversary in science today, as Wired notes that “Claude Elwood Shannon, the father of information theory and the man who coined the term bit, is born” —

Shannon’s 1938 master’s thesis, A Symbolic Analysis of Relay and Switching Circuits, used Boolean algebra to establish the theoretical basis of modern digital circuits. The paper came out of Shannon’s insight that the binary nature of Boolean logic was analogous to the ones and zeros used by digital circuits.

His paper was widely cited, laying the foundations for modern information theory. It has been called “one of the most significant master’s theses of the 20th century.” Not bad for a 22-year-old kid from a small town in Michigan.

That paper includes the first known use of the term bit to refer to a “binary digit.” Later wags would expand the terminology to include byte (usually an 8-digit binary number) and even nybble (half a byte, or 4 binary digits).

Shannon and his famous electromechanical mouse Theseus (named after Theseus from Greek mythology) which he tried to have solve the maze in one of the first experiments in artificial intelligence.
http://en.wikipedia.org/wiki/Claude_Shannon

Almanac
Thursday, April 30, 2009 Sunrise Sunset
Official Time 05:50 AM 07:54 PM
Civil Twilight 05:20 AM 08:25 PM
Tomorrow 05:49 AM 07:55 PM
Tomorrow will be: 2 minutes longer
Amount of sunlight: 14h 4m
Amount of daylight: 15h 5m
Moon phase: Waxing crescent

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