Co-channel interference (CCI) is a phenomenon in telecommunications and wireless communications that occurs when multiple transmitters operate on the same frequency channel. This leads to the overlapping of signals received by a device from different transmitters, causing a degradation in the quality of the communication. ### Key Points: 1. **Common in Wireless Networks**: Co-channel interference is particularly prevalent in environments with multiple access points or base stations, such as cell networks, Wi-Fi networks, and broadcast towers.
Ramform Titan is a seismic research vessel operated by the Norwegian company PGS (Petroleum Geo-Services). Launched in 2013, it is one of the most advanced seismic survey ships in the world and is specifically designed for conducting 3D and 4D seismic surveys in the oil and gas industry.
The Chan–Karolyi–Longstaff–Sanders (CKLS) process is a popular class of affine term structure models used in finance to describe the evolution of interest rates. Specifically, it provides a framework for modeling the dynamics of interest rates over time, capturing their stochastic nature and allowing for the consideration of multiple factors that can affect rate movements. The CKLS model is characterized by a specific formulation of the stochastic differential equations governing the behavior of interest rates.
Layered coding, also known as layered video coding or scalable video coding, is a technique used in video compression and transmission that allows the encoding of video content in multiple layers or levels of quality. The main concept behind layered coding is to take advantage of the varying bandwidth and processing capabilities available in different network environments and devices.
The Codex Faenza is a medieval manuscript that is notable for its collection of music notation and early musical examples. It dates back to the early 15th century, specifically around the year 1420. The manuscript is named after the town of Faenza in Italy, where it was likely created or held. The Codex Faenza is particularly important because it offers insight into the musical practices of the time, including polyphony, harmony, and various forms of vocal and instrumental music.
An off-axis optical system refers to an optical arrangement where the light rays do not converge or diverge along a primary optical axis through the center of an optical element, such as a lens or mirror. Instead, these systems utilize optical components that are positioned at an angle relative to the primary axis. This configuration is often employed to mitigate various optical aberrations and improve the performance of the system for specific applications.
In category theory, a **coequalizer** is a construction that generalizes certain concepts from other areas of mathematics, such as functions and equivalence relations.
The 8th meridian east is a line of longitude that is 8 degrees east of the Prime Meridian, which is at 0 degrees longitude. It runs from the North Pole to the South Pole, passing through several countries in Europe and Africa. In Europe, the 8th meridian east crosses countries such as Germany, Austria, and Slovenia. As it continues southward, it goes through parts of Italy and reaches into North Africa, passing through countries like Tunisia.
Faber polynomials are a sequence of orthogonal polynomials that arise in the context of complex analysis and approximation theory. They are particularly associated with the problem of approximating analytic functions on the unit disk in the complex plane. For a given analytic function \( f \) defined on the unit disk, the Faber polynomial \( P_n(z) \) can be used to construct an approximation of \( f \) through a series representation.
The Collatz conjecture, also known as the 3n + 1 conjecture, is a famous unsolved problem in mathematics that deals with sequences defined in a particular way. The conjecture can be described as follows: 1. Take any positive integer \( n \). 2. If \( n \) is even, divide it by 2. 3. If \( n \) is odd, multiply it by 3 and add 1.
The Chakravala method is an ancient Indian algorithm used for solving quadratic equations, particularly those of the form \(x^2 - Dy^2 = N\), where \(D\) is a non-square positive integer, and \(N\) is an integer. This method is notably associated with the work of Indian mathematician Bhaskara II in the 12th century, although it has roots in earlier Indian mathematics.
The Fast Inverse Square Root is an algorithm that estimates the inverse square root of a floating-point number with great speed and relatively low accuracy. It became widely known after being used in the video game Quake III Arena for real-time rendering, where performance was critical. The key advantage of this algorithm is its use of bit manipulation and clever approximations to provide an estimate of the inverse square root, which is \(\frac{1}{\sqrt{x}}\).
As of my last knowledge update in October 2023, **Fastra II** is a military technology developed by the U.S. Army, specifically designed as an advanced, missile-enabled system for precision strike capabilities. It is focused on enhancing the speed and accuracy of responses to emerging threats on the battlefield. Fastra II features advancements in sensor technology, targeting systems, and missile guidance, allowing for more effective engagement with hostile targets.
Gerard J. Holzmann is a notable computer scientist recognized for his contributions to formal methods, software verification, and model checking. He is particularly known for his work on the development of the SPIN model checker, a tool used for verifying the correctness of distributed software systems. Holzmann's research has had a significant impact on the fields of software engineering and formal verification, providing techniques and tools that help ensure systems are reliable and function correctly.
As of my last update in October 2023, the statistical leaders for the Washington Huskies men's basketball program include prominent records in various categories such as points, rebounds, assists, steals, and blocks. Typically, these records are held by former players who have made significant contributions to the program during their careers.
Qiang Du is an academic known for his work in the field of computer science, particularly in areas such as machine learning, data science, and optimization. He has made contributions to various aspects of these fields, including theoretical foundations and practical applications. Additionally, Qiang Du may also refer to a specific location or cultural concept in various contexts, but in an academic sense, it is best known as a researcher and educator.
A Compact Fluorescent Lamp (CFL) is a type of energy-efficient lighting that uses a fluorescent gas to produce light. CFLs are designed to be a more efficient alternative to traditional incandescent bulbs. They use a gas-filled tube that emits ultraviolet (UV) light when an electric current passes through it. This UV light then excites a phosphor coating inside the tube, which emits visible light.
When comparing streaming media software, several key factors need to be considered to determine the best fit for your needs. Below are the primary aspects to evaluate along with a comparison of some popular streaming media software options: ### Key Factors in Comparison 1. **Functionality**: Features such as video/audio quality, support for various formats, and the ability to stream live or recorded content. 2. **User Interface**: Ease of use, intuitiveness, and the overall design of the software.
In logic, the concept of **completeness** refers to a property of a formal system indicating that every statement that is true in the system's semantics can be proven within the system's axioms and rules of inference. More precisely, a formal system is said to be complete if, for every statement (or formula) in the language of the system, if the statement is semantically valid (i.e.
Abandonware refers to software, typically video games or programs, that is no longer sold or supported by its publisher or developer. This can occur for various reasons, including the company going out of business, the software becoming outdated, or a shift in market focus. As a result, abandonware is often no longer commercially available, and users may find it difficult to obtain or run the software legally.

Pinned article: Introduction to the OurBigBook Project

Welcome to the OurBigBook Project! Our goal is to create the perfect publishing platform for STEM subjects, and get university-level students to write the best free STEM tutorials ever.
Everyone is welcome to create an account and play with the site: ourbigbook.com/go/register. We belive that students themselves can write amazing tutorials, but teachers are welcome too. You can write about anything you want, it doesn't have to be STEM or even educational. Silly test content is very welcome and you won't be penalized in any way. Just keep it legal!
We have two killer features:
  1. topics: topics group articles by different users with the same title, e.g. here is the topic for the "Fundamental Theorem of Calculus" ourbigbook.com/go/topic/fundamental-theorem-of-calculus
    Articles of different users are sorted by upvote within each article page. This feature is a bit like:
    • a Wikipedia where each user can have their own version of each article
    • a Q&A website like Stack Overflow, where multiple people can give their views on a given topic, and the best ones are sorted by upvote. Except you don't need to wait for someone to ask first, and any topic goes, no matter how narrow or broad
    This feature makes it possible for readers to find better explanations of any topic created by other writers. And it allows writers to create an explanation in a place that readers might actually find it.
    Figure 1.
    Screenshot of the "Derivative" topic page
    . View it live at: ourbigbook.com/go/topic/derivative
  2. local editing: you can store all your personal knowledge base content locally in a plaintext markup format that can be edited locally and published either:
    This way you can be sure that even if OurBigBook.com were to go down one day (which we have no plans to do as it is quite cheap to host!), your content will still be perfectly readable as a static site.
    Figure 2.
    You can publish local OurBigBook lightweight markup files to either https://OurBigBook.com or as a static website
    .
    Figure 3.
    Visual Studio Code extension installation
    .
    Figure 4.
    Visual Studio Code extension tree navigation
    .
    Figure 5.
    Web editor
    . You can also edit articles on the Web editor without installing anything locally.
    Video 3.
    Edit locally and publish demo
    . Source. This shows editing OurBigBook Markup and publishing it using the Visual Studio Code extension.
    Video 4.
    OurBigBook Visual Studio Code extension editing and navigation demo
    . Source.
  3. https://raw.githubusercontent.com/ourbigbook/ourbigbook-media/master/feature/x/hilbert-space-arrow.png
  4. Infinitely deep tables of contents:
    Figure 6.
    Dynamic article tree with infinitely deep table of contents
    .
    Descendant pages can also show up as toplevel e.g.: ourbigbook.com/cirosantilli/chordate-subclade
All our software is open source and hosted at: github.com/ourbigbook/ourbigbook
Further documentation can be found at: docs.ourbigbook.com
Feel free to reach our to us for any help or suggestions: docs.ourbigbook.com/#contact