berkeman's latest activity
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berkeman replied to the thread Chain falling out of a horizontal tube onto a table.The link to the "LaTeX Guide" is below the Edit window on the left. -
berkeman reacted to Green dwarf's post in the thread I Is there anything inside a black hole? with
Like.
Thank you, @martinbn, @PeroK and @Ibix. -
berkeman reacted to renormalize's post in the thread What is this metal insert for in a desk? with
Agree.
Actually they do hold the wood pieces together. They're called Cam Lock fasteners: (from... -
I’ve signed up because I’m on educator and time to time have questions that I have difficulty figuring out
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berkeman replied to the thread New member.Welcome to PF; you've come to the right place. :smile:
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berkeman replied to the thread Foundations A rigorous approach to learn Mathematics.The Mentors/Admins have no indication of that yet.
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berkeman replied to the thread New Member :).Welcome to PF! :smile:
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Hi! I’m new here and joined seeking assistance with self study of general relativity. Im excited to participate in discussion and learn...
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berkeman reacted to mathwonk's post in the thread Foundations A rigorous approach to learn Mathematics with
Informative.
Please forgive me for reminding you that it is much easier to make a list than it is to read profitably through that list. In my... -
berkeman replied to the thread Optical Building a Raman spectrometer…..The fire extinguisher is a nice touch. :smile:
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berkeman reacted to DaveC426913's post in the thread What type of lab to go to for testing my home's tap water? with Like.
Google tapwater testing near me. There's lots of places - building supply stores such as Home Depot have kits for you to send a sample...
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berkeman reacted to PeterDonis's post in the thread A Strong Progenitor Age Bias in Supernova Cosmology with Like.
The thread title is the first part of the title of a paper published just today [1]. Here is the abstract: [1]...
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berkeman reacted to Ibix's post in the thread A Strong Progenitor Age Bias in Supernova Cosmology with Informative.
We use Type 1a supernovae to estimate distances because how bright they are is well correlated with various other characteristics like...
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berkeman reacted to PeroK's post in the thread I Conservation of angular momentum in the iceskater example with Informative.
There are two aspects to this question. If we accept the conservation of AM (angular momentum), then it is a simple calculation. You...