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User contributions for Mr. HelloBye

A user with 67 edits. Account created on 21 October 2017.
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27 November 2018

22 November 2018

  • 21:4721:47, 22 November 2018 diff hist +3 Lorentz transformation This is the form that I originally recommended to Dvdm on his talk page before this form was originally added. It highlights what stays the same and what changes, making it easy to remember and understand (I posit). Tags: Mobile edit Mobile web edit

19 November 2018

  • 17:2117:21, 19 November 2018 diff hist +3 m Lie algebra Increased the spacing to make it clear that these are two separate, but related statements. This also makes it consistent with https://en.m.wikipedia.org/wiki/Function_(mathematics)#Arrow_notation
  • 16:5816:58, 19 November 2018 diff hist +85 Lie algebra Every textbook I have seen on quantum mechanics (I think the primary application area of Lie algebras) refers to the Lie bracket as the commutator. Also this is listed as an alternate name for it on the page "Lie brackets on vector fields". See also https://en.m.wikipedia.org/wiki/Commutator#Lie-algebra_identities

7 November 2018

  • 03:0203:02, 7 November 2018 diff hist +182 User talk:DVdm Lorentz Transform
  • 03:0003:00, 7 November 2018 diff hist +398 Entropy (information theory) The wording of the first sentence is a little obtuse (although accurate), so to help clarify the meaning, I added the mathematical expression. I think that this will be quite useful to those new to the subject, where the verbiage is unnecessarily confusing. I however think that instead of changing the sentence (because it is accurate), it would be best to express it in simple form (which is used again later in the article anyway) to make the definition clear while still concise..

4 November 2018

3 November 2018

  • 19:4519:45, 3 November 2018 diff hist +64 Lorentz transformation Made the Lorentz transformation consistent with other Wikipedia pages, not to mention most other sources. Switching the minus sign to positive makes a positive velocity transform a stationary worldline to one moving in the positive x direction, which is more common and sensible (I think). I changed the arrangement to be more suggestive of a linear transformation, which connects better with the later parts of this article and other parts of the literature, and for those that know linear algebr... Tags: Mobile edit Mobile web edit

18 October 2018

  • 16:4516:45, 18 October 2018 diff hist +19 Irreversible process I felt that I made an unsubstantiated and opaque claim about Diesel engines, and I would like to see if anyone could find a source that supports this or refutes it, in which case this claim should be removed. Tags: Mobile edit Mobile web edit

17 October 2018

  • 17:2917:29, 17 October 2018 diff hist +1,378 Irreversible process Added content explaining in a much more intuitive way what determines whether a process is reversible. This was one of the unclearly explained things in all of thermodynamics when I took the classes related to it, and after much reflection and further study, I think I have determined a reasonable way to explain it. Tags: Mobile edit Mobile web edit

10 October 2018

3 October 2018

23 November 2017

15 November 2017

21 October 2017

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