PeroK's latest activity
-
Australia has banned all social media for those under 16: Yes, Australia has indeed banned social media access for individuals under... -
PeroK reacted to flyusx's post in the thread Confusion In Writing Identical Particle Wavefunctions with
Like.
I agree. I wrote a note in the book margins about including the singlet state a while back and have reached time-independent... -
PeroK replied to the thread Confusion In Writing Identical Particle Wavefunctions.If I were studying this, I would file this away. Even if there is something we're missing it's not necessarily critical. That's a risk...
-
Instead of textbooks, go to the source. Newton's First Law as stated in the Principia: "Every body continues in its state of rest, or...
-
Great, but physicists don't read historical texts like gospels. And they are not afraid to challenge textbooks, mainly because during...
-
Here's a good example of two different interpretations. Other ones defines the law with zero net force, and the other one says the...
-
PeroK replied to the thread B Newton's first law?.It's just not that important, IMO. I have little or no recollection of learning Newton's laws. It's not like a catechism. The things I...
-
I don't think any physicist would write a textbook based solely on Principia. I don't even think that many physicists read Principia. Do...
-
Which is also missed by most of popularisations, and unfortunately a lot of physicists.
-
PeroK replied to the thread B Newton's first law?.See my post #2 about a more modern interpretation. In an inertial frame of reference an object obeys Newton's first law. The danger, as...
-
Interesting article about Newton's first law...
-
OK. So you really are interested in what Newton said. But please don't use what he said as anything that contradicts modern statements...
-
Thanks!
-
PeroK replied to the thread B Schrödinger's cat question.I think you've missed the point of the thought experiment.
-
PeroK reacted to UyScuti's post in the thread B If the Universe has a cause, what caused that cause? with
Agree.
I’d venture that this is unanswerable and not an object of scientific pursuit. Had you asked “how,” perhaps something could be said. But...
