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In 1750 d'Ons-le-Bray rediscovered the method of constructing doubly even and singly even squares using bordering technique; while in 1767 Benjamin Franklin published a semi-magic square that had the properties of eponymous Franklin square. [47]
For instance, the Lo Shu Square – the unique 3 × 3 magic square – is associative, because each pair of opposite points form a line of the square together with the center point, so the sum of the two opposite points equals the sum of a line minus the value of the center point regardless of which two opposite points are chosen. [4]
Mr. Franklin was a great fan of magic squares, and created quite a few HUGE (16x16, 24x24) magic squares with a number of interesting attributes. I also recall a magic square that had to do with the 365 days in our year.
Originally called North East Publick Square, Franklin Square was renamed in 1825 in honor of Benjamin Franklin, a Founding Father who represented colonial-era Province of Pennsylvania at the Second Continental Congress in Philadelphia. The square was founded by William Penn, initially designed as a commercial center for settlers. Penn wanted ...
He was the ninth child of blacksmith Thomas Franklin (1598–1682), and his first wife, Jane White (1617–1662). Thomas was the son of Henry Franckline (1573–1631) and Agnes Joanes (1574–1646). Thomas Franklin remarried and had more children. Josiah Franklin worked as a fabric dyer in Ecton. Franklin immigrated to the American colonies in ...
Benjamin Franklin thought that slavery was "an atrocious debasement of human nature" and "a source of serious evils." In 1787, Franklin and Benjamin Rush helped write a new constitution for the Pennsylvania Society for Promoting the Abolition of Slavery, [264] and that same year Franklin became president of the organization. [265]
Benjamin Francis Laposky (1914–2000) was an American mathematician, artist and draftsman from Cherokee, Iowa. ... Laposky wrote about his magic square: "The ...
The centerpiece of the park is the Logan Circle, a circular area centered on a large water feature, bounded by a traffic circle carrying 19th Street and the Benjamin Franklin Parkway with connections to 18th and 20th streets to the east and west and Race and Vine Streets to the south and north.