White noise analysis refers to the examination and study of white noise, which is a random signal or process that is characterized by its statistical properties. In the context of signal processing and statistics, white noise carries equal power across all frequencies within a given bandwidth, resembling a flat spectrum.
Enantioselective synthesis refers to a process in chemistry where a chemical reaction produces one enantiomer (a specific chiral form) over another in a preferential manner. Enantiomers are molecules that are non-superimposable mirror images of each other, similar to how left and right hands are related.
Endotherms, commonly referred to as warm-blooded animals, are organisms that can regulate their body temperature internally, maintaining it at a relatively constant level regardless of the external environmental conditions. This ability is primarily due to metabolic processes that generate heat. Examples of endotherms include mammals and birds.
The English Electric Canberra is a British jet-powered bomber and reconnaissance aircraft that was designed and built by English Electric. Its first flight took place in 1949, and it entered service with the Royal Air Force (RAF) in 1951. The Canberra was notable for being one of the first jet bombers to be used by the RAF and played a significant role during the Cold War. The aircraft featured a high-wing design, straight wings, and was powered by twin jet engines.
The entropy of fusion is a thermodynamic quantity that measures the change in entropy when a substance transitions from a solid phase to a liquid phase at a given temperature and pressure, typically at its melting point. This process involves the breaking of bonds or interactions that hold the solid structure together, leading to an increase in disorder or randomness, which is represented by an increase in entropy.
"Envoi" can refer to different concepts depending on the context. Here are a few common meanings: 1. **Literary Term**: In poetry, an "envoi" (or "envoy") is a short stanza at the end of a poem, often used to address a particular person or to summarize the poem's themes. It serves as a concluding remark or message.
Air-cushion vehicles (ACVs), commonly known as hovercraft, are versatile modes of transportation that can travel over land, water, mud, ice, and other surfaces. They work by creating a cushion of air beneath them, which allows them to hover slightly above the ground or water surface. Here are some key aspects of air-cushion vehicles: 1. **Design and Operation**: ACVs are equipped with large fans that draw air into a plenum chamber.
Equalization in communications refers to a signal processing technique used to counteract the effects of distortion that a signal may experience during transmission over a communication channel. Distortion can arise due to various factors, including interference, multipath propagation, and frequency-selective fading, which can alter the signal's amplitude and phase characteristics as it travels. The primary goal of equalization is to improve the quality and reliability of the received signal by compensating for these distortions.
The concept of an étale topos arises from algebraic geometry and the study of schemes, particularly in the context of Grothendieck's pursuit of a more geometric point of view on algebraic structures. In basic terms, a topos is a category that behaves similarly to the category of sets, but with additional structure that allows for the handling of sheaves, logic, and categorical properties.
Eun Jung Kim is a researcher known for her contributions to the field of parameterized complexity, which is a branch of computational complexity theory. Parameterized complexity focuses on classifying problems based on their inherent difficulty with respect to certain parameters, allowing for more nuanced analyses of algorithms that might be computationally hard in general but easier when certain aspects of the input (the parameters) are fixed or small.
The European Programme for Critical Infrastructure Protection (EPCIP) is an initiative developed by the European Union (EU) to enhance the protection of critical infrastructures across member states. Established in response to emerging threats and vulnerabilities, the program aims to ensure the resilience and security of key infrastructures that are vital to the functioning of society and the economy.
Evgeny Aramovich Abramyan is not recognized as a notable public figure based on the most common sources and databases available up to October 2023. It is possible that the name refers to a private individual or someone not widely documented in mainstream media or literature.
The Dirac adjoint is a mathematical concept used in quantum mechanics and quantum field theory, specifically in the context of Dirac spinors and the formulation of the Dirac equation, which describes the behavior of fermions such as electrons. In the context of Dirac spinors, we have a Dirac spinor \(\psi\), which is a four-component complex vector.
An exergonic reaction is a type of chemical reaction that releases energy as it proceeds. The term "exergonic" comes from the Greek words "ex," meaning "out of," and "ergon," meaning "work" or "energy." In biochemical terms, these reactions are characterized by a negative change in free energy (ΔG < 0), indicating that the products of the reaction have lower free energy than the reactants.
Rayleigh and Brace conducted important experiments related to the study of sound, particularly in the context of acoustics and wave propagation, although they are primarily known for different contributions. **Lord Rayleigh (John William Strutt, 3rd Baron Rayleigh)**: Lord Rayleigh is renowned for his work in various areas of physics, including the study of sound. One of his notable contributions is the investigation of sound waves, and he developed theories concerning the propagation of sound in different media.
A factorial is a mathematical operation typically denoted by an exclamation mark (!), which multiplies a given positive integer by all positive integers below it down to 1. For example, the factorial of 5 (written as 5!) is calculated as: \[ 5! = 5 \times 4 \times 3 \times 2 \times 1 = 120 \] Factorial code usually refers to programming implementations that calculate the factorial of a number.
The Altruism Theory of voting suggests that individuals may participate in the electoral process not solely for their self-interest, but out of a concern for the welfare of others or the greater good of society. This theory posits that voters may be motivated by altruistic considerations, such as wanting to contribute to the overall well-being of their community, support policies that benefit those in need, or help advance social justice.
Faying is a term primarily used in engineering and manufacturing contexts, specifically in relation to the joining of two surfaces or materials. It refers to the process of achieving a proper surface contact between two parts that are intended to be joined together, such as in welding, bonding, or fastening. In welding, for example, achieving good faying surfaces is crucial for ensuring a strong weld.
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!
Intro to OurBigBook
. Source. We have two killer features:
- 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-calculusArticles 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/derivativeVideo 2. OurBigBook Web topics demo. Source. - 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.
- to OurBigBook.com to get awesome multi-user features like topics and likes
- as HTML files to a static website, which you can host yourself for free on many external providers like GitHub Pages, and remain in full control
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. - Infinitely deep tables of contents:
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





