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bhobba's latest activity
bhobba
reacted to
Demystifier's post
in the thread
A
Is It Known For Sure Infinites In QFT Are Caused Using a Continuum?
with
Like
.
There are two kinds on infinities in QFT, UV infinities and IR infinities. UV infinities are due to using a continuum (in both space and...
Oct 11, 2025
bhobba
posted the thread
A
Is It Known For Sure Infinites In QFT Are Caused Using a Continuum?
in
Quantum Physics
.
I am reading WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians. The author states (2.4 Finite versus Continuous...
Oct 10, 2025
bhobba
reacted to
Gavran's post
in the thread
I
About the existence of Hamel basis for vector spaces
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Like
.
It can be shown that if the Axiom of Choice is false, then there are vector spaces with no Hamel basis. The exclusion of the Axiom of...
Oct 10, 2025
bhobba
reacted to
PeterDonis's post
in the thread
Insights
Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality
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Like
.
Reopening thread to reply. It means what relativity says it means. We're discussing physics here, not philosophy. Relativity of...
Oct 9, 2025
bhobba
reacted to
gentzen's post
in the thread
Insights
Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality
with
Skeptical
.
But what does it actually mean? The Thing-in-itself is unknowable. Only representation and observation are knowable. (I took those two...
Oct 9, 2025
bhobba
reacted to
dextercioby's post
in the thread
Quantum
"WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians
with
Like
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Of course. All have erratas.
Oct 7, 2025
bhobba
reacted to
Greg Bernhardt's post
in the thread
Coccidioidomycosis, deadly fungal disease, no effective cure
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Like
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My parents moved to AZ several years ago and have talked about this. I think I'll stay where I am :oops:
Oct 6, 2025
bhobba
reacted to
Astronuc's post
in the thread
Coccidioidomycosis, deadly fungal disease, no effective cure
with
Informative
.
https://grist.org/health/valley-fever-arizona-fungus-climate-change/
Oct 6, 2025
bhobba
reacted to
mad mathematician's post
in the thread
Quantum
"WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians
with
Like
.
Thanks.
Oct 6, 2025
bhobba
reacted to
dextercioby's post
in the thread
Quantum
"WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians
with
Like
.
Speaking of Folland's books, they are notorious for typos. Here's the errata for his 1st edition of the QFT book.
Oct 6, 2025
bhobba
reacted to
mad mathematician's post
in the thread
Quantum
"WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians
with
Like
.
Well, I've got two books that treat QFT for the math-geared ahead (I double majored in maths and physics), they kind of old. There's...
Oct 3, 2025
bhobba
replied to the thread
Quantum
"WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians
.
That's not what I meant. I meant a treatment, while still somewhat informal, is still rigorous, as found in...
Oct 1, 2025
bhobba
posted the thread
Quantum
"WHAT IS A QUANTUM FIELD THEORY?" A First Introduction for Mathematicians
in
Science and Math Textbooks
.
The book is fascinating. If your education includes a typical math degree curriculum, with Lebesgue integration, functional analysis...
Sep 30, 2025
bhobba
reacted to
robphy's post
in the thread
RIP George F. Smoot III (1945-2025)
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Sad
.
https://en.wikipedia.org/wiki/George_Smoot https://physics.berkeley.edu/people/faculty/george-smoot-iii...
Sep 30, 2025
bhobba
replied to the thread
I
Question about discussions around quantum interpretations
.
Nutting things out for yourself is a great way to learn. I could give my answer; however, central to this whole thing is something...
Sep 30, 2025
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