New answers tagged

4

Here is a picture. The page is taken from Chapter 2, "Frequency Domain Analysis" in Dennis Silage, "Analog and Digital Communications." Where did Silage find the photograph I do not know, you can email him and ask.


0

Why did Tesla disagree with Einstein? ... How can this be? It wasn't just Tesla; there was Millikan who also disagreed with Einstein; though much later he accepted without ever mentioning his initial disagreement - presumably due to embarassment. How can this be? If Einstein's theory is falsifiable yet very reinforced by evidence (the balance for a good ...


0

First a little history The procedure for solving simultaneous linear equations now called Gaussian elimination appears in the ancient Chinese mathematical text Chapter Eight: Rectangular Arrays of The Nine Chapters on the Mathematical Art. Its use is illustrated in eighteen problems, with two to five equations. This is discussed in Roger Hart, The ...


1

At this link, you can find a loose translation of „Die Entwicklung der Mathematik an der Universität Göttingen" by Erwin Neuenschwander and Hans-Wilhelm Burmann, an interesting article published in the book Die Geschichte der Verfassung und der Fachbereiche der Georg-August-Universität zu Göttingen. In the early times, Segner, Penther and Tobias Mayer ...


4

It is true that after 1914 (and the "Foundations of General Relativity" article), Einstein only published a few articles, exclusively replies to criticism, in the Annalen der Physik. The major reason why he shifted away from that journal was simply because he was elected in 1914 to membership in the Prussian Academy of Science. There he could publish ...


4

No, Lawrence did not increase the amount, but in 1940 Segre got a contract directly from University of California that brought his monthly salary back to $300. Below are details. From Segre's memoirs "A Mind Always in Motion: the Autobiography of Emilio Segrè." Berkeley, California: University of California Press, 1993. In 1939, \$300 a month was a good ...


0

Check out the wikipedia article where they explain: At the time when Viviani asserts that the experiment took place, Galileo had not yet formulated the final version of his law of free fall. He had, however, formulated an earlier version which predicted that bodies of the same material falling through the same medium would fall at the same speed. ...


Top 50 recent answers are included