British acoustical engineers specialize in the science and technology of sound and vibration. They work on a variety of projects that may involve architectural acoustics, environmental noise, sound insulation, and audio engineering. Their expertise is applied in different areas, including: 1. **Building Acoustics**: Ensuring that spaces such as concert halls, theaters, classrooms, offices, and residential buildings are designed for optimal sound quality and minimal noise disturbance.
The term "imponderable fluid" historically refers to a hypothetical substance that was once thought to explain certain phenomena, particularly in the fields of physics and the natural sciences. It was used mainly in the 18th and 19th centuries to describe fluids that did not possess weight and could permeate matter, often associated with concepts such as heat, light, and electricity.
Maine de Biran, whose full name is François Pierre Guillaume Guérin de Biran, was a French philosopher born on March 29, 1766, and he died on July 20, 1824. He is known for his contributions to idealism, psychology, and the philosophy of mind, often focusing on the nature of consciousness and the relationship between the self and its actions.
Agile modeling is a practice aimed at creating a flexible and collaborative approach to software development. It emphasizes iterative and incremental development, where requirements and solutions evolve through the collaborative effort of self-organizing and cross-functional teams. Agile modeling encourages adaptive planning, evolutionary development, early delivery, and continual improvement, encouraging rapid and flexible responses to change.
Agile architecture refers to the practice of designing and structuring software systems in a way that aligns with Agile methodologies and principles. Agile methodologies, such as Scrum and Kanban, emphasize flexibility, collaboration, and iterative development, which can have significant implications for how software architecture is approached. Key characteristics of Agile architecture include: 1. **Iterative Development**: Rather than defining the entire architecture upfront, Agile architecture supports gradual evolution.
Azure DevOps Server is an on-premises software development and collaboration platform developed by Microsoft. It is the successor to Team Foundation Server (TFS) and is part of the Azure DevOps suite, which also includes cloud-based services and tools. Azure DevOps Server enables teams to plan, develop, test, deliver, and maintain applications effectively using a variety of integrated services.
A comparison of Scrum software typically revolves around features, usability, integrations, pricing, and specific functionalities that support Scrum methodologies. Here’s a brief overview of how various popular Scrum tools compare: ### 1. **Jira** - **Features**: Supports Scrum and Kanban boards, backlog prioritization, sprint planning, reporting (burn-down charts, velocity charts), and customizable workflows.
The Albert Einstein Memorial is a bronze sculpture and monument dedicated to the theoretical physicist Albert Einstein, located in Washington, D.C. It was created by sculptor Robert Berks and was unveiled in 1979. The memorial features a seated figure of Einstein, portrayed in a thoughtful pose, surrounded by an inscription that includes a famous equation from his theory of relativity, E=mc².
The Einstein Prize for Laser Science is an award presented by the American Physical Society (APS) to recognize outstanding achievements in the field of laser science. Established in 2000, the prize honors individuals or teams whose work has significantly advanced the understanding or application of laser technology and its related technologies. The prize is named after Albert Einstein, acknowledging his foundational contributions to the field of physics, particularly in the development of the theory of stimulated emission, which underpins laser operation.
Einstein–Cartan theory is an extension of general relativity that incorporates an intrinsic connection between geometry and matter, specifically by allowing for the presence of torsion alongside curvature in the spacetime.
Many things have been named in honor of Albert Einstein, reflecting his immense contributions to science, particularly in the fields of physics and mathematics. Here’s a list of notable items, concepts, and places named after him: 1. **Einstein's Theory of Relativity** - This includes both the Special Theory of Relativity (1905) and the General Theory of Relativity (1915), fundamentally altering our understanding of space, time, and gravity.
Mass-energy equivalence is a principle in physics that suggests that mass and energy are interchangeable, and they are two forms of the same entity. This concept is famously encapsulated in Albert Einstein's equation: \[ E = mc^2 \] In this equation: - \( E \) is the energy, - \( m \) is the mass, - \( c \) is the speed of light in a vacuum (approximately \( 3 \times 10^8 \) meters per second).
Harbi al-Himyari is a fictional character or name that appears in Arabic literature and folklore, but it is most commonly associated with a historical figure, Al-Himyari, from pre-Islamic Arabia. The term "Harbi" can mean "war" or "warrior," and al-Himyari is often related to Yemenite lineage. In some contexts, the name could symbolize themes of conflict, tribal identity, or honor in traditional narratives.
Robert M. Place is a well-known artist, author, and expert in the field of tarot and cartomancy. He is recognized for his work in creating tarot decks, particularly the "Tarot of the Sevenfold Mystery," which reflects a unique artistic interpretation of tarot symbolism and mythology. Place is also noted for his writings on the history, philosophy, and practical applications of tarot, including how it intersects with various spiritual and psychological practices.
Alexander Beilinson is a prominent mathematician known for his significant contributions to several areas of mathematics, particularly algebraic geometry, mathematical physics, and representation theory. Born in Russia in 1955, he has worked extensively on topics such as sheaf theory, derived categories, and the study of motives.
Montserrat Teixidor i Bigas is a prominent Spanish figure, known for her work in various fields, potentially including literature, academia, or activism, but there may not be extensive publicly available information about her.
Seligmann Kantor is likely a reference to a specific individual or family name, but without additional information, it is difficult to determine its context. If you are referring to a scholar, artist, or historical figure by that name, please provide more details. Alternatively, Seligmann Kantor may also relate to a specific organization, event, or concept in various fields such as literature, science, or history. More context would be helpful to give a more accurate answer.
Simion Filip is not a widely recognizable term or name as of my last knowledge update in October 2021. However, it could refer to a person, a brand, or a specific context that may have gained relevance after that date. It's also possible that it could be a misspelling or variation of a different name.
Tits indices, named after the mathematician Jacques Tits, are a concept in the area of group theory and algebraic groups, particularly in the study of algebraic group representations and the structure of certain algebraic objects. Irreducible Tits indices are used to classify the irreducible representations of a group in relation to the structure of the group and its associated algebraic objects.

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