Edward Jones was a statistician known for his contributions to the field of statistics, particularly in the areas of statistical quality control and the analysis of categorical data. His work involved developing methodologies that improved the understanding and application of statistical techniques in various fields, including manufacturing and social sciences. In addition to his contributions to statistical theory, he was involved in teaching and mentoring students in the field of statistics.
Electrodynamic suspension (EDS) is a technological method used primarily in magnetic levitation (maglev) systems to suspend vehicles, such as trains, above a track without any physical contact. This system relies on the principles of electromagnetic forces to achieve levitation and stabilization. In EDS, superconducting magnets or electromagnets are employed to create a magnetic field. When the vehicle moves, these magnets interact with either fixed magnets or conductive coils embedded in the track.
In the context of general relativity and theoretical physics, energy conditions are specific requirements placed on the stress-energy tensor, which describes the distribution and flow of energy and momentum in spacetime. These conditions are used to ensure that certain physical properties of matter and energy, such as causality and the existence of singularities, behave consistently within a relativistic framework.
The term "essence" can refer to different concepts depending on the context. Here are some common interpretations: 1. **Philosophical Essence**: In philosophy, essence refers to the fundamental nature or intrinsic quality of something that makes it what it is. It is often contrasted with existence, where essence is about what something is (its defining characteristics), while existence is about whether it is.
The term "Estonian astrophysicists" generally refers to scientists and researchers from Estonia who study astrophysics, which is the branch of astronomy that encompasses the physical properties and processes of celestial bodies and the universe as a whole. Estonia, while a small country, has a growing scientific community, and there are various institutions and universities where astrophysics is studied and researched.
The Euclid–Mullin sequence is a specific sequence of prime numbers that is generated through a recursive process. It starts with the initial prime number 2, and subsequent terms are formed based on the smallest prime that divides the product of all previously generated terms plus one. Here’s how it is generated: 1. Start with \( a_1 = 2 \).
The European Terrestrial Reference System 1989 (ETRS89) is a geodetic reference system that was established to provide a consistent framework for mapping and geographical information across Europe. It is a static coordinate system based on the International Terrestrial Reference Frame (ITRF) and is designed to be compatible with the European continent.
The Expanding Earth hypothesis is a geological theory that suggests that the Earth has been gradually increasing in size over geological time. Proponents of this theory argue that as the planet expands, features such as continents and ocean basins change, leading to various geological and geographical phenomena. The idea challenges the more widely accepted plate tectonics theory, which describes the Earth's lithosphere as divided into tectonic plates that move over the more fluid asthenosphere.
An **integer lattice** is a discrete subset of Euclidean space formed by points whose coordinates are all integers.
The Harrowing of Hell is a concept in Christian theology that refers to the event in which Jesus Christ, after his crucifixion and before his resurrection, descended into Hell (or the realm of the dead) to liberate the souls of the righteous who had died before his coming. This event is not explicitly detailed in the canonical Gospels but is alluded to in passages such as 1 Peter 3:18-20 and Ephesians 4:9-10.
The Henson graph is an important concept in the field of graph theory, particularly in the study of countable structures and model theory. It is named after the mathematician John Henson who introduced it in the context of descriptive set theory and the study of universal structures. The Henson graph can be defined as follows: - It is a **countable graph** that is **triangle-free**, meaning that it does not contain any triangles (three vertices that are all mutually connected).
The history of transport is a vast and intricate subject that encompasses various modes of transportation over thousands of years. Here’s a brief overview of significant events and developments in the evolution of transport: ### Prehistoric Transport - **Foot Travel (circa 200,000 years ago)**: The earliest humans relied on foot travel for hunting and gathering.
HoDoMS stands for "Holographic Document Management System." It is typically a technology that utilizes holographic or augmented reality components to manage and organize documents in a more interactive and efficient way. The idea is to enhance traditional document management systems by incorporating 3D visualizations, making it easier for users to interact with and retrieve documents.
Homological integration is a concept that arises in the context of algebraic topology and homological algebra, often dealing with the integration of differential forms on manifolds or in algebraic contexts. The term might not refer to a singular, well-defined concept across mathematics, as it can encompass different ideas depending on the context in which it is used.
Homomorphic encryption is a form of encryption that allows computation on ciphertexts, generating an encrypted result that, when decrypted, matches the result of operations performed on the plaintext. This means that data can be processed without needing to decrypt it first, preserving confidentiality while still allowing for computations.
Homotopy is a concept in topology, a branch of mathematics that studies the properties and structures of spaces that are preserved under continuous transformations. More specifically, homotopy provides a way to classify continuous functions between topological spaces based on their ability to be deformed into one another.
Homotopy groups of spheres are a fundamental topic in algebraic topology that encapsulate information about the topology of higher-dimensional spheres. More formally, the \(n\)-th homotopy group of the \(n\)-dimensional sphere \(S^n\), denoted \(\pi_n(S^n)\), is defined as the set of homotopy classes of based continuous maps from the \(n\)-dimensional sphere \(S^n\) to itself.
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