What is the reason for calling Newton a genius?

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Discussion Overview

The discussion centers on the historical significance of Isaac Newton and the reasons behind his designation as a genius in the field of science. Participants explore various aspects of Newton's contributions, including his laws of motion, calculus, and the inverse-square law, while questioning the originality and impact of his work compared to other scientists.

Discussion Character

  • Debate/contested
  • Historical

Main Points Raised

  • One participant argues that the inverse-square law was known before Newton and learned from Hooke, suggesting that credit for this idea should not solely go to Newton.
  • Concerns are raised about the usefulness of Newton's calculus, as it was not utilized in the "Principia" and was published after Leibniz's influential notation.
  • Errors and miscalculations in the "Principia" are noted, particularly regarding hydrodynamics in shipbuilding.
  • The concept of impetus is mentioned as having been developed by others prior to Newton, such as Jean Buridan.
  • Another participant suggests that without the inverse-square law, Newton's work lacks originality compared to Einstein's contributions.
  • The inability to solve the three-body problem is highlighted as a limitation in Newton's work.
  • It is claimed that the equation F = ma was formulated by Euler and is not found in Newton's writings.
  • One participant argues that much of what is termed "Newtonian science" was actually developed by others in the 18th and 19th centuries, questioning the uniqueness of Newton's achievements.
  • Another participant acknowledges that Newton was one of the first to propose that the same laws govern both celestial and terrestrial bodies, though they do not consider this as original as Einstein's ideas.
  • A later reply dismisses the previous arguments as unfounded, asserting that Newton's genius is unquestionable.

Areas of Agreement / Disagreement

Participants express a range of views, with some agreeing on specific criticisms of Newton's work while others defend his contributions. The discussion remains unresolved, with competing perspectives on the significance of Newton's genius.

Contextual Notes

Participants reference various historical claims and interpretations regarding Newton's contributions, but there is no consensus on the validity of these claims or their implications for Newton's legacy.

dodecahedron
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Hi all, I have a question concerning the history of science.

You can hear everywhere that Newton is - together with Einstein - one of the greatest scientific geniuses, one of the greatest physicists, etc. pp. But what exactly is the reason for calling him a genius?

After having read a lot on Newton, I now think that
1. The inverse-square law was found by others before Newton, and he himself learned it from Hooke (1679 letter). So you can't credit him for this idea.
2. His calculus was rather useless, because he didn't use it in the "Principia" and published it after Leibniz, whose notation became much more influential. It is unknown if and to what extent Newton used his Calculus to work out his theory, but the former assumption that he first wrote his work in "fluxional form" is said to have been "laid to rest by D.T. Whiteside" (I haven't read what Whiteside says about it, though).
3. There seem to be many errors and miscalculations in the Principia, for example concering the use of hydrodynamics in shipbuilding.
4. The idea of impetus was developed before Newton, for example by Jean Buridan.
5. Without the inverse-square law of gravitation, there isn't much original or ingenious about the Principia. I don't see any idea that could be called as original as Einstein's idea of time dilation.
6. He couldn't solve the three-body-problem.
7. The famous equation F = ma was invented by Euler and cannot be found anywhere in Newton's work.
8. Much of what is called "Newtonian science" was achieved on the continent during the 18th and 19th centuries.Sure, the Principia involves many calculations which were surely very difficult to do. But who says somebody else in his time couldn't have done it? The argument that no one did it before seems weak to me because it first took the idea of inverse-square gravity, which is Hooke's idea and not Newton's. So he now seems to me rather as a sort of "mathematical labourer" instead of being a great scientific genius.

I would like to hear what you think about it, and if I am wrong at any of these observations.

Thank you very much,
dodecahedron
 
Last edited:
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1. True.

2. He did co-discover it, though.

3. True, but a necessary consequence of not having a well-developed system of algebra at the time.

4. True.

5. He was actually one of the first to think of the heavens and the Earth as following the same laws, which was rather radical at the time. Not as original as Einstein, but perhaps as crazy in their days' standards.

6. I don't think anyone can.

7. Correct.

8. Correct.

So, basically, what I'm saying here is he had the courage to speak against the belief that the heavens and the Earth were fully separate realms.
 
dodecahedron said:
Hi all, I have a question concerning the history of science.

You can hear everywhere that Newton is - together with Einstein - one of the greatest scientific geniuses, one of the greatest physicists, etc. pp. But what exactly is the reason for calling him a genius?
Because he was.

Your list is one piece of baloney atop another.

Thread closed.
 

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