What chapters can I skip when self-studying Griffiths electrodynamics?

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The discussion centers on the self-study of Griffiths' Electrodynamics and the necessity of covering all chapters for a solid understanding of physics. Participants emphasize that the importance of specific chapters depends on individual goals and future studies. There is no consensus on which chapters can be skipped, as different physics curricula may vary significantly. Some suggest that skipping topics like Radiation could be risky, given its relevance to technology and communications. Others recommend completing the entire book to ensure a comprehensive grasp of the subject, as every reading can yield new insights. Additionally, there are suggestions to consult syllabi from various universities to identify essential topics and overlaps with other texts. The conversation also touches on alternative textbooks for both Electrodynamics and Quantum Mechanics, highlighting preferences for clarity and comprehensiveness. Overall, the consensus leans towards thorough engagement with the material to avoid gaps in understanding, especially for someone pursuing advanced studies in biophysics.
  • #31
malawi_glenn said:
Have you tried leonard susskinds Quantum mechanics - the theoretical minimum?
For studying classical electrodynamics? 🤔
 
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  • #32
Orodruin said:
For studying electrodynamics? 🤔
I thought he was also using Griffiths for QM and wanted an alternative to the QM book?
Ahmed1029 said:
His QM book is on the other hand REALLY BAD, but I find no alternative at my level so I'm kinda stuck with it🥲.
 
  • #33
I guess the title confused me …
 
  • #34
Orodruin said:
I guess the title confused me …
It is often said that Griffiths QM book confuses students, perhaps it is related to that?
 
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  • #35
Junior level classical mechanics, quantum mechanics and e&m are the foundations of the physics degrees. Skipping things here is risky.

That being said, if you are getting relativity someone else …

You might try Zwiebach for quantum. It has the advantage of the MIT opencourseware lectures.
https://mitpress.mit.edu/books/mastering-quantum-mechanics
 
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  • #36
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  • #37
If you already covered all of the chapters in Purcell, then you will find a fair amount of overlap with Griffiths. If it were me and I wanted to skip a couple of chapters, I would skip the ones about fields in media since Purcell has reasonable coverage of those. On the other hand I would definitely not skip the chapters on waves, conservation theorems, radiation and special relativity. Purcell skips a lot of that material or treats it in a way I found more confusing.

And by “cover” i mean read the chapters and solved some number of problems in the book.
 
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  • #38
Concerning relativity Purcell confused me more than it helped. I think Griffiths is a much better book anyway.
 
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  • #39
Ahmed1029 said:
The question was just me making sure to be economical and not be spending time on things generally skipped in college, because I only have 2 years left. So do I have to read an entire book for each remaining subject?
<<Emphasis added.>> This thread has forked into different paths. But I believe this is your underlying question.

It's been many moons since I was in school. But as far as I can remember, the professor typically did not go over the textbook from cover to cover. This even applied to several courses in which the professor wrote or co-wrote the textbook.

Often a textbook includes more material than can be covered in a one-semester course, or even a two-semester sequence. Often a textbook includes material that is not relevant to a department's particular curriculum (which may change over time), or contains material that is covered in a different course using a different textbook (which may change over time). On the flip side, often the professor supplements the primary textbook with portions from other textbooks, or from his own notes.

So my advice to you is what I wrote previously: There are many university websites describing details of their courses. Check those out as guides for your self-study. They likely won't all agree in their entirety. But there will be topics with high overlap.
 
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  • #41
malawi_glenn said:
I already referenced that above in my Reply #10. But I would encourage the OP to take a sampling of other universities. In the context of online resources, there are frequent references to MIT because of their extensive OpenCourseWare and because, well, it's MIT. But important caveat: Their course presentation in many instances is atypical, which isn't surprising since it's not a typical university.
 
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  • #42
CrysPhys said:
But as far as I can remember, the professor typically did not go over the textbook from cover to cover. This even applied to several courses in which the professor wrote or co-wrote the textbook.
Example: I use different parts of my book as the main reference in three different courses.
 
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  • #43
Ahmed1029 said:
I think Griffiths electrodynamics is fantastic and not all that sloppy. His QM book is on the other hand REALLY BAD, but I find no alternative at my level so I'm kinda stuck with it🥲.
You can try Quantum Theory by David Bohm
 
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