complexity theory - Computer Science Stack Exchange
Mar 28, 2025 · The command is, indeed, strong enough for an oracle separation of P and NP. With an arbitrary program P we can construct the following NRAM: If the program P terminates for exactly …
graphs - Algorithm for The Ticket to Ride Problem - Computer Science ...
Oct 17, 2024 · Okay, so my 4th attempt would be an approximation algorithm but without any guarantees given. It is probably pretty abysmal compared to the 2-approximation you gave. A 2 …
How does the Stockham FFT work? - Computer Science Stack Exchange
Jan 12, 2016 · Both algorithms are DIT, but the main difference is in memory access patern. Cooley-Tukey - the most popular form of transformation from DFT to FFT comes from cache awareness, …
Turing machine moving right - Computer Science Stack Exchange
May 15, 2023 · δ′(q, σ) =⎧⎩⎨⎪⎪⎪⎪⎪⎪q, qreject , q′, upon starting at state q and reading σ. if q ∈ {qaccept ,qre ject } if M starting at state q and reading σ keeps staying put. where q′ is the state the …
Learning eigenvalue decomposition - Computer Science Stack Exchange
Dec 26, 2023 · This smells like an . A neural network is not a good tool to use for computing the eigenvalue decomposition. Machine learning is best for problems where you have examples of input …
big o notation - If f = O (h) and g = Ω (h) then f+g is? - Computer ...
Mar 7, 2023 · Is the answer O(h) or Ω(h) for f+g? My professor says its Ω(h), but I can't get it.
Is matching pairs sufficient? - Computer Science Stack Exchange
Apr 9, 2024 · So, Kozen seems to avoid nondeterministic TM's and does not mention the P vs NP problem. On browsing I noted his Miscellaneous Excercises 103: "A nondeterministics Turing …
Device Controllers in OS - Computer Science Stack Exchange
Oct 8, 2023 · According to this article, we have the following: The device controller gets data from a connected system device and temporarily saves such data in a special purpose register inside the …
operating systems - Computer Science Stack Exchange
Mar 12, 2023 · The below text is taken from the book : Operating Systems: Internals and Design Principles by William Stallings, 8th edition, page 68. Scheduling and Resource Management A key …
What is the actual formula for the efficiency in CSMA/CD?
May 19, 2021 · Let there are $n$ devices in the setup. Let each device sends data with a probability $p$. Successful transmission for a slot (hence of the setup in general) occurs ...