The "Book of the Dead" is an ancient Egyptian funerary text, consisting of a collection of spells, prayers, and incantations intended to guide the deceased through the afterlife and ensure safe passage to the realm of the dead. It was used primarily during the New Kingdom period of ancient Egypt, around 1550 to 50 BCE. The text is not a single book but rather a compilation of various spells, often customized for the individual for whom the burial was intended.
Ludwig Wittgenstein is one of the most influential philosophers of the 20th century, and numerous books have been written about his life, philosophy, and works. Here are some notable titles: 1. **"Wittgenstein: A Very Short Introduction" by Michael W. Dummett** - This book provides a concise overview of Wittgenstein's key ideas and contributions to philosophy, particularly in the areas of language and meaning.
The Borel fixed-point theorem is a result in topology, particularly in the context of more general spaces than just traditional fixed-point theorems. It states that any continuous function from a compact convex set in a finite-dimensional Euclidean space to itself has at least one fixed point.
Proof of Secure Erasure refers to cryptographic techniques and protocols that provide a guarantee that data has been securely deleted and cannot be recovered. The concept is particularly relevant in contexts where sensitive information must be erased to comply with privacy regulations or to protect against data breaches.
"Brick Like Me" is a special episode from the animated television series "The Lego Movie" franchise, specifically part of "The Lego Movie" spin-off series. The episode, which aired in 2014, features characters made entirely of Lego bricks, embracing the creative and imaginative aspects of building with Lego. In this episode, the plot typically revolves around themes of creativity and teamwork, aligning with the overall message of the Lego brand.
The British Fluid Power Association (BFPA) is a trade association in the United Kingdom that represents the fluid power industry, which includes hydraulics, pneumatics, and related technologies. The association aims to promote the interests of its members and the industry as a whole, providing services, support, and information on best practices, safety, and advancements in fluid power technology. BFPA also focuses on fostering industry standards, offering training and certification programs, and facilitating networking opportunities among members.
Giuseppe Peano (1858–1932) was an Italian mathematician and logician known for his work in mathematical logic and the foundations of mathematics. He is best recognized for developing Peano arithmetic, a formal system that defines the natural numbers using a set of axioms, known as Peano's axioms. These axioms are foundational in mathematical logic and serve as a basis for number theory.
The British Model Flying Association (BMFA) is the national governing body for model flying in the United Kingdom. Established in 1903, the organization promotes and supports all forms of model flying, including aeroplanes, helicopters, and drones, for both recreational and competitive purposes. The BMFA provides guidance on safety, regulations, and best practices for model flyers, as well as offering insurance for members.
The Geometry of Numbers is a branch of number theory that studies the relationships between lattice points (points with integer coordinates) in Euclidean space and their geometric properties. It combines concepts from geometry, number theory, and algebra to address problems involving integers and their distribution within certain geometric shapes, particularly in relation to convex bodies.
The Geophysical Tomography Group generally refers to a specialized research group or laboratory focused on the application of tomographic methods to geophysical problems. These groups typically use techniques similar to those used in medical imaging, such as seismic tomography, to analyze and interpret subsurface structures and properties of the Earth.
Pierre-Simon Laplace (1749–1827) was a French mathematician, astronomer, and physicist who made significant contributions across various fields, including statistics, celestial mechanics, and probability theory. He is best known for his work in the formulation of the laws of gravitation and the development of a mathematical approach to classical mechanics known as Laplacian mechanics. One of his key achievements is the "Laplace Transform," a technique widely used in engineering and physics to solve differential equations.
As of my last update, the Buffalo Bulls men's basketball program has several statistical leaders in various categories, including points, rebounds, assists, steals, and blocks. However, for the most accurate and updated statistics, you would need to refer to the official University at Buffalo athletics website or the latest season's records, as individual and team statistics can change with ongoing seasons. Typically, statistical leaders can include notable players from recent years or throughout the program's history in single-season and all-time categories.
The Bushehr Nuclear Power Plant is a nuclear power facility located in Bushehr, Iran. It is the first nuclear power plant in the country and has been a significant point of focus in discussions surrounding Iran's nuclear energy program and broader geopolitical tensions. Here are some key details about the plant: 1. **Construction and Development**: The construction of the Bushehr plant began in the 1970s but was interrupted due to the Iranian Revolution in 1979 and subsequent conflicts.
Cable fairing refers to structures designed to reduce the drag and turbulence caused by underwater cables, such as those used for telecommunications or electricity transmission. Fairings are typically streamlined shapes that help to minimize resistance and improve the hydrodynamic performance of cables when they are laid on or buried in the seabed. These fairings can be particularly important in ocean environments, where high currents and turbulent conditions can affect the stability and efficiency of the cables.
George A. Miller (1920-2012) was an influential American psychologist known for his significant contributions to cognitive psychology and linguistics. He is perhaps best known for his work on the nature of memory, particularly his famous paper "The Magical Number Seven, Plus or Minus Two," published in 1956. In this paper, Miller explored the limits of memory capacity, proposing that the average number of objects an individual can hold in working memory is about seven (plus or minus two).
In network science, "similarity" refers to a measure of how alike or related two nodes (or points) in a network are based on certain criteria or features. Similarity can be assessed in various contexts and using different approaches, depending on the type of data and the specific application.
"People in transport by company" generally refers to the number of individuals or workforce associated with different companies in the transportation sector. This can include employees working for airlines, shipping companies, freight services, public transit operators, logistics companies, and other transportation-related organizations. In a broader sense, it could also pertain to the overall human resources allocated within these companies, including roles ranging from drivers and pilots to administrative staff, logistics coordinators, and engineers.
Simple Authentication and Security Layer (SASL) is a framework for adding authentication support to connection-based protocols. It is not a protocol on its own but rather a set of mechanisms that provide a pluggable way to authenticate users and establish secure connections. ### Key Features of SASL: 1. **Modular Architecture**: SASL allows applications to choose among various authentication mechanisms without changing the underlying protocol.
Peter Andreas Hansen is a name that may refer to various individuals, but it is most commonly associated with a Danish astronomer known for his work in the 19th century. He is recognized for making contributions to the field of astronomy, particularly in the context of the study of celestial bodies and the development of observational techniques.
Peter Medawar (1915–1987) was a British biologist and Nobel Prize laureate known for his significant contributions to the field of immunology and transplantation biology. He is best known for his research on the immune response, particularly his work on the concept of "acquired immunological tolerance," which describes how the immune system can be conditioned to accept transplanted tissues and organs without rejection.

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