Recent content by pbuk
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Rocket Launched Up When a Stone is Dropped Down
Yes, your work is correct.- pbuk
- Post #11
- Forum: Introductory Physics Homework Help
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Undergrad Rod elastically impacting a ball - impact location
Do you think that that would lead to an interesting solution? How would it be different from two balls colliding? Like many problems, the first step here is to come up with a model that is neither so complicated that the solution is intractable nor so simple that that the solution is trivial... -
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Undergrad Rod elastically impacting a ball - impact location
Clearly we have to consider the limiting case as the duration tends to zero. -
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Undergrad N-Queens: Total Queen Count Patterns
It is not clear from your post what you have noticed, perhaps you should look at it again and consider whether you have actually observed anything non-trivial at all. Yes, the two solutions for n = 4 are symmetric. We say that there is only one fundamental solution for n = 4. The count of the...- pbuk
- Post #4
- Forum: Set Theory, Logic, Probability, Statistics
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Rocket Launched Up When a Stone is Dropped Down
Yes that is correct. Were you required to find h to answer the question? This sentence does not make sense. Perhaps there is a problem with translation?- pbuk
- Post #6
- Forum: Introductory Physics Homework Help
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Graduate Evolute of an Evolute... ad infinitum?
Why not look at the examples on this page?- pbuk
- Post #2
- Forum: Topology and Analysis
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Obscure English Language Question...
Peter actually says "look there's a dog tied to a other dog". This is of course not correct grammar, and is something that only [someone as inane as] Peter would say. In this episode ("Boopa-dee bappa-dee"), Peter and Lois are recalling a helicopter sightseeing trip that he and Lois took over...- pbuk
- Post #4
- Forum: Art, History, and Linguistics
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High School XOR operand distinction
You can find out if an operand is true by looking at it. If this does not answer your question you need to provide more context.- pbuk
- Post #5
- Forum: Set Theory, Logic, Probability, Statistics
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Comp Sci A question on solution 6.1-2 from CLRS
Yes but you didn't fix this: ...although that is obviously what you mean if you have derived ## m=\log_2(n−k+1) ##. Anyway you are looking at this the wrong way round: ## m=\log_2(n−k+1) ## is not much help. Instead read the solution and consider how many elements there are in a heap of...- pbuk
- Post #4
- Forum: Engineering and Comp Sci Homework Help
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New game: The Message from Deep Space
Yes, it is fun. Online gaming interrupted by som real life sporting events at the moment though!- pbuk
- Post #5
- Forum: Fun, Photos and Games
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Options for fixing power connector on Acer laptop
This could be a concern, but the fact that it charges at all over USB C indicates that it will be plenty - it wouldn't be worth implementing PD otherwise.- pbuk
- Post #22
- Forum: Computing and Technology
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Options for fixing power connector on Acer laptop
That would work but I think you would find something like this more versatile: https://a.co/d/04Y7H582 - you could charge your phone too at the same time. You'll also need cables e.g. https://a.co/d/0idWyBHy- pbuk
- Post #21
- Forum: Computing and Technology
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Options for fixing power connector on Acer laptop
Is this an Aspire? I wouldn't go anywhere near it with any kind of soldering equipment, in fact I wouldn't even take the case apart unless I was prepared to hold it together with duct tape for ever after. Those things are built down to a price and are effectively unmaintainable. If you can use...- pbuk
- Post #13
- Forum: Computing and Technology
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Managing passwords across Apple Keychain and Chrome password manager
They do but they don't talk to each other (Windows <-> Android) so a (paid for) 3rd party password manager is most convenient, and will also store credit card details for cross-platform use. I use 1Password.- pbuk
- Post #11
- Forum: Computing and Technology
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Announcement PF Style 2026
Yes, but because Sci-Fi Writing and World Building was already a child of Science Fiction and Fantasy Media it has now ended up a grandchild of General Discussion. Are there any other grandchild forums, and if not then why not make Science Fiction and Fantasy Media Sci-Fi Writing and World...- pbuk
- Post #124
- Forum: Feedback and Announcements