The direct integral is a concept from functional analysis, particularly in the context of Hilbert spaces and the representation of families of Hilbert spaces. It is used to construct a new Hilbert space from a family of Hilbert spaces, essentially allowing us to handle infinite-dimensional spaces.
The Hamilton–Jacobi–Einstein (HJE) equation is a formulation of the equations of motion in the context of general relativity and serves to link quantum mechanics and general relativity. It is an extension of the classical Hamilton-Jacobi theory of motion, which describes the evolution of a dynamical system in terms of a scalar function, known as the Hamilton–Jacobi function or action.
"Cables" can refer to several different topics, depending on the context. Here are a few common interpretations: 1. **Electrical Cables**: These are conductors used for transmitting electrical power or signals. They can vary in size, material, and insulation depending on their intended use in residential, commercial, or industrial applications. 2. **Data Cables**: These cables are used to transfer data between devices.
An "air blaster" can refer to a few different things depending on the context: 1. **Gaming**: In video games, particularly in platformers and action games, an air blaster may refer to a weapon or tool that emits a blast of air to push enemies or objects away, or to provide propulsion for the character.
As of my last update in October 2023, HurriQuake does not refer to a widely recognized term, event, or product. It could potentially be a combination of "hurricane" and "earthquake," which might suggest a concept relating to natural disasters or research combining the effects of hurricanes and seismic activity. However, without additional context, it is difficult to provide a specific answer.
Kathryn Flanagan might refer to a specific individual, but without more context, it's difficult to provide precise information. There may be multiple people with that name across various fields such as academia, business, or the arts.
George B. Field is a name that could refer to several individuals or places, but without additional context, it's difficult to determine exactly what you're asking about. In a scientific context, George B. Field might refer to an astrophysicist known for his work in areas such as cosmic magnetic fields or other related fields of study.
Robert is a famously haunted doll that is housed in the East Martello Museum in Key West, Florida. The doll is life-sized and was originally given to a boy named Robert Eugene Otto in the early 1900s. The doll is said to have been a gift from Otto's grandfather, and it closely resembles the boy, which has led to various legends and stories about its origin. Over the years, Robert the Doll has gained a reputation for being possessed or cursed.
The invention of the telephone is credited primarily to Alexander Graham Bell, who was awarded the first US patent for the invention in March 1876. Bell's goal was to create a device that could transmit vocal sounds electrically, and his successful experiments culminated in a working prototype that was capable of converting sound waves into electrical signals and back again. On March 10, 1876, Bell famously spoke to his assistant, Thomas Watson, saying, "Mr.
JEM-EUSO, or the Japan Extreme Universe Space Observatory, is a scientific project designed to study high-energy cosmic rays and other astrophysical phenomena from space. It is part of the JAXA (Japan Aerospace Exploration Agency) projects and aims to observe ultra-high-energy cosmic rays, which are particles that have extremely high energy levels, possibly from sources like supernovae, active galactic nuclei, or gamma-ray bursts.
Walter Thompson Welford appears to be a company or brand that may not be widely recognized, or it could be a niche or local business not prominent in mainstream media or databases as of my last update in October 2023. It’s possible that it could be related to a specialized field or industry. If you have more context or specific information regarding what Walter Thompson Welford is related to (e.g.
Delay-line memory is a type of memory technology that was used in early computers and other electronic devices. The concept involves using a physical medium to store data in the form of delays in a signal, rather than storing data in the traditional sense (e.g., using capacitors or magnetic bits).
PLATO (Programmed Logic for Automatic Teaching Operations) is an early computer-based education system developed at the University of Illinois in the 1960s. It was originally designed for use in computer-assisted instruction and became one of the first systems to facilitate online education. PLATO featured a graphical user interface, the ability to support thousands of users simultaneously, and various interactive features that allowed for the creation of educational content, including lessons, quizzes, and simulations.
Gobuntu was an official Ubuntu variant that was aimed at providing a completely free and open-source software experience. It was essentially a version of Ubuntu that excluded all proprietary software, drivers, and firmware, thus aligning closely with the ideals of free software advocates. The name "Gobuntu" itself is a play on the words "GNU" and "Ubuntu," emphasizing the distribution's commitment to providing a system composed solely of free software.
IBM 3270 is a family of display and printer terminal products that were introduced by IBM in the early 1970s. The 3270 terminals were primarily designed for use with IBM mainframe computers and became an essential part of the IBM mainframe architecture. ### Key Features of IBM 3270: 1. **Display Type**: The 3270 terminals featured a screen display, allowing users to interact with mainframe applications in a more visual manner compared to earlier punched card systems.
Prancercise is a form of exercise created by Joanna Rohrback that combines elements of dance, walking, and visible movement to promote fitness in a fun and engaging way. It is characterized by a rhythmic, flowing style of movement that mimics the gait of a horse, hence the name "Prancercise." The practice is often done in open spaces and encourages participants to enjoy the sensations of movement and the outdoors, making it both a workout and a playful experience.
UseModWiki is a wiki software that was created by Ward Cunningham, the original developer of the first wiki, WikiWikiWeb. Released in 2000, UseModWiki was designed to be a simple and lightweight wiki platform that allowed users to collaboratively create and edit content on the web. The software is written in Perl and is known for its simplicity and ease of use, making it accessible for individuals and small groups who want to set up a wiki without extensive technical knowledge.
Synergetics is a comprehensive system of thought developed by architect, designer, and futurist R. Buckminster Fuller. It seeks to understand and explain the complex interrelationships and patterns that exist in the universe, emphasizing the significance of synergy—how components interact and combine to create greater wholes and emergent properties that cannot be understood solely by analyzing the individual parts. Fuller introduced Synergetics in the context of his broader ideas about design, sustainability, and technology.
Elementary symmetric polynomials are a fundamental class of symmetric polynomials in algebra. Given a set of \( n \) variables, \( x_1, x_2, ..., x_n \), the elementary symmetric polynomials are defined as follows: 1. The first elementary symmetric polynomial \( e_1(x_1, x_2, ...
The number 360 has several interpretations depending on the context in which it is used: 1. **Mathematics**: In basic arithmetic, 360 is an integer that follows 359 and precedes 361. It is an even number and can be expressed as the product of its prime factors: \(360 = 2^3 \times 3^2 \times 5\). 2. **Geometry**: In geometry, a full circle is divided into 360 degrees.
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 2. You can publish local OurBigBook lightweight markup files to either OurBigBook.com or as a static website.Figure 3. Visual Studio Code extension installation.Figure 5. . 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. - 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