I was thinking a lot these days about this blog and exactly how I should reorganize this a little. If you follow me on Facebook or Tumblr, I think you are familiar with my new weekly number/mathematician series. 358 more words
Tags » Mersenne
Written by Rene Descartes, translated by Jonathan Bennet.
The Fourth Objection
The Fourth Objections were written by Arnauld who wrote his objections in 1640 and addresses his objections to Mersenne who had solicited them. 3,173 more words
According to Encyclopaedia Britannica Pierre Gassendi, a seventeenth century French philosopher, made the first recorded attempt to measure the speed of sound in the 1640s. 370 more words