The term "razor" refers to the "shaving away" of unnecessary assumptions when distinguishing between two theories. Occam's razor is used as a heuristic, or "rule of thumb" to guide scientists in developing theoretical models. It also has been related in the works of Isaac Newton (\"we are to admit no more causes of natural things than such as are both true and sufficient to explain their appearances\").Īlthough the true origin of Occam's razor is debatable, William of Ockham historically gets the credit, in large part due to the writings in 1852 of Sir William Hamilton, 9th Baronet, a Scottish metaphysical philosopher who first coined the term "Occam's razor." The basic principle, however, was enunciated as far back as Aristotle ("the more limited, if adequate, is always preferable") and Ptolemy (\"we consider it a good principle to explain the phenomena by the simplest hypothesis possible\"). In William of Occam's terms, he wrote in Latin: "Numquam ponenda est pluralitas sine necessitate," or "Plurality must never be posited without necessity." 1285 - 1348), an English theologian, logician, and Franciscan friar. The principle of Occam's razor is generally attributed to William of Ockham (also spelled Occam) (c.
#William ockham book blogger movie#
Not until the end of the movie is it revealed that she recorded approximately 18 hours of static. When Ellie tries to persuade the others that she actually did travel through time, she is reminded of the principle of Occam's razor: that the easiest explanation tends to be the right one. Her story is doubted, especially when it's revealed that her recording device recorded nothing but static. When Ellie returns, she estimates she was gone about 18 hours, only to find that in Earth time, it appeared she had never left.
#William ockham book blogger series#
The communication is eventually discovered to be a diagram to build a transporter, which Ellie uses to travel through a series of wormholes to visit with one of the aliens who made the transport possible, in a first step toward interstellar space travel. Ellie Arroway, involves the first confirmed communication received on Earth by extraterrestrial intelligence. The movie, based on a novel written by Carl Sagan and starring Jodie Foster as SETI scientist Dr. (Image: Illustration from the book 'Memoir of Sir William Hamilton, Bart.' (1869) by John Veitch)Īlthough scientists have been familiar with the principle of Occam's razor for centuries, it became more widely known to the general public after the movie Contact came out in 1997. Although the origin of the idea is debatable, William of Ockham historically gets the credit, in large part due to the writings in 1852 of Sir William Hamilton, 9th Baronet, a Scottish metaphysical philosopher.
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