Recent content by Math Amateur

I note that Young writes that 1-7 is a postulate or assumption ... so we do not have to prove it ... and ... if you assume 1-7 to be true then 1-8 follows by simple algebra ... Thanks again for your help ... Peter

Well, I was having some difficulty proving 1-7 ... BUT ... I note that Young writes that 1-7 is a postulate or assumption ... so we do not have to prove it ... and ... if you assume 1-7 to be true then 1-8 follows by simple algebra ... Peter

I am reading A. P. French's book: "Special Relativity". Currently I am focused on the section: "Matter and Radiation: The Inertia of Energy." Under the heading: "Matter and Radiation: The Inertia of Energy", French writes the following: In the above text by Young...

Thanks ibix ... will study these pages shortly ...

Thank you for your help, Orodruin, very much appreciate your help ... Peter

I am reading "A First Course in General Relativity" by Bernard Schutz. In Chapter1 on Special Relativity Shutz writes: "... the principle of relativity is not at all a modern concept: it goes back all the way to Galileo's hypothesis that a body in a state of uniform motion remains in that...

Some time ago I used to scan text from books, edit the text, and then post the text ... often in the middle of my typed input text ... Health worries forced me to cease posting ... Happily i am now returning to posting on the physics forum ... Can someone please help me regarding posting text...

Thanks so much, PeroK .... that is most helpful ... Peter

TL;DR Summary: Review/Rating of “Gravity … … “ by James B. Hartle Thoughts regarding prerequisites for reading this book I would be really grateful if someone would rate/evaluate/review James B. Hartle’z book, “Gravity: An introduction to Einstein’s General Relativity” Would the book be...

I am reading Goldrei's book: "Propositional and Predicate Calculus: A Model of Argument", Chapter 4: Predicates and Models. I need help in understanding Goldrei's answer to Exercise 4.5 (a) ... Exercise 4.5 together with Goldrei's solution reads as follows: Can someone please explain exactly...

Thanks Andrew ... Reflecting on what you have written ... Thanks again, Peter

Thanks DrClaude ... appreciate your help ... Peter

Hello Andrew, Thanks again on your help with Neuenschwander Section 1.9 ... {Note ... A scan of Neuenschwander Section 1.9 from the start to page 26 is available below ...} I am hoping you can clarify some issues for me ... You write: " ... ... Lastly, to avoid confusion, avoid writing...

Oh … interesting … Thanks Dan for those helpful comments and thoughts … Peter

Andrew. Do the Cohen-Tannoudji volumes have a good number of worked examples … ? Does it have worked solutions to some of the exercises …? I think these items can help one get a good grasp of the theory … Peter