Georg Cantor's first significant work on set theory is often considered to be his 1874 article titled "Über eine Eigenschaft der reellen Zahlen" (translated as "On a Property of the Real Numbers"). In this paper, Cantor introduced the concept of sets and laid the groundwork for later developments in set theory, including his work on different types of infinities and cardinality.
"Reverse Mathematics: Proofs from the Inside Out" is a book by Jonathan E. Goodman and Mark W. Johnson, published in 2018. It is an exploration of the field of reverse mathematics, which is a branch of mathematical logic concerned with classifying axioms based on the theorems that can be proved from them. Reverse mathematics typically investigates the connections between various mathematical theorems and the foundational systems necessary to prove them.
A number line is a straight horizontal or vertical line that represents numbers in a linear format. It is used to visualize numerical values and their relationships. Here are some key features and uses of a number line: 1. **Representation of Numbers**: The number line usually has evenly spaced intervals along its length, each representing a specific number. The midpoint is often labeled as zero (0), with positive numbers extending to the right and negative numbers extending to the left.
The Rational Zeta series, often denoted as \( \zeta(s) \) when discussing rational functions, is a generalization of the Riemann Zeta function, which traditionally applies to the natural numbers. The Rational Zeta function can be defined for rational numbers or more generally for other complex numbers.
Arthur Evans (1851–1941) was a British archaeologist best known for his work on the ancient Minoan civilization of Crete. He is most famous for his excavation of the Palace of Knossos, which he began in 1900. Evans's discoveries at Knossos, including elaborate frescoes, pottery, and architectural features, significantly advanced the understanding of Minoan culture.
Cyril Norman Hinshelwood (1897–1967) was a British physical chemist known for his significant contributions to the field of chemical kinetics and reaction mechanisms. He was awarded the Nobel Prize in Chemistry in 1956, along with Nikolay Semenov, for their work on the study of extremely fast reactions, particularly those that occur in gases. Hinshelwood's research helped to deepen the understanding of how chemical reactions proceed and the factors that influence reaction rates.
Jacques Charles François Sturm (1803–1855) was a notable French mathematician and physicist recognized for his contributions to various fields, including mathematics, celestial mechanics, and mathematical physics. He is particularly known for his work in the development of the Sturm-Liouville theory, an important area in the theory of differential equations. Sturm's work laid the groundwork for many concepts in analysis and applied mathematics, particularly in the context of eigenvalue problems.
Marcellin Berthelot (1827–1907) was a prominent French chemist and politician known for his significant contributions to the fields of organic chemistry and chemical thermodynamics. He is particularly recognized for his work on the synthesis of organic compounds and the study of thermochemical processes.
Oswald Avery was a Canadian microbiologist and a key figure in the field of genetics. He is best known for his role in the discovery that DNA is the substance that causes bacterial transformation. This groundbreaking research was conducted in the early 1940s, particularly through his work with pneumococcus bacteria.
William Lewis may refer to several individuals, but without specific context, it's challenging to identify which scientist you are referring to. One prominent William Lewis is known for his work in evolutionary biology and behavioral ecology. He has contributed to understanding the evolution of animal behavior, particularly in the fields of ornithology and ecology.
Cross-sectional regression is a statistical technique used to analyze data collected at a single point in time across various subjects, such as individuals, companies, or countries. This method involves estimating the relationships between one or more independent variables (predictors or explanatory variables) and a dependent variable (the outcome or response variable) by fitting a regression model.
SIMNET (Simulated Network) is a distributed simulation environment originally developed for training military personnel, particularly for tank warfare. It allows different users to connect over a network and participate in realistic combat scenarios using simulators. The goal of SIMNET is to create a virtual battlefield where participants can operate vehicles, command units, and interact with others in real-time.
Strongly regular graphs are a special class of graphs characterized by their regularity and specific connection properties between vertices. A graph \( G \) is called strongly regular with parameters \( (n, k, \lambda, \mu) \) if it satisfies the following conditions: 1. **Regularity**: The graph has \( n \) vertices, and each vertex has degree \( k \) (i.e., it is \( k \)-regular).
The Coxeter graph is an important concept in the fields of algebra, geometry, and graph theory. Specifically, it is a particular type of graph that represents the symmetric group and the properties of certain mathematical structures, particularly in relation to Coxeter groups. Here are some key features of the Coxeter graph: 1. **Definition and Structure**: The Coxeter graph is a finite undirected graph with 12 vertices and 18 edges.
A Platonic graph is a representation of a Platonic solid, which are the five regular, convex polyhedra that can exist in three-dimensional space. These solids are characterized by having faces that are congruent regular polygons and the same number of faces meeting at each vertex. The five Platonic solids are: 1. Tetrahedron (4 triangular faces) 2. Cube (6 square faces) 3. Octahedron (8 triangular faces) 4.
Prestressed concrete construction is a technique used to enhance the strength and performance of concrete structures. This method involves the application of a pre-compression force to the concrete before it is subjected to external loads. The primary goal of prestressing is to counteract tensile stresses that occur when loads are applied, thus improving the structural performance and durability of the concrete.
The Casanatense Chansonnier, also known as the Casanatense Songbook, is a significant manuscript from the late Middle Ages, containing a collection of secular songs primarily in the Old French language. It is named after the Biblioteca Casanatense in Rome, where it is preserved. The chansonnier includes a variety of lyrical compositions, demonstrating the diversity of themes and styles prevalent in medieval French poetry and music, such as courtly love, chivalry, and various social contexts.
The Forrest-Heyther partbooks are a collection of musical manuscripts from the late 16th and early 17th centuries, containing vocal music notated in partbook format. Partbooks were common during the Renaissance and early Baroque periods, where each voice (soprano, alto, tenor, bass) had its own book instead of a full score.
BAP Carrasco (BOP-171) is a multi-role oceanographic research vessel serving in the Peruvian Navy. Commissioned into service in the early 2000s, the ship is designed for a variety of missions, including research, surveillance, and support for scientific expeditions. The vessel is equipped with sophisticated instruments and technology for conducting oceanographic studies and gathering data on marine environments, which are essential for ecological research and resource management.
Asafoetida, also known as "hing," is a potent spice derived from the resin of the Ferula plant, mainly Ferula assa-foetida. It is native to the regions of Iran and Afghanistan and is widely used in Indian cuisine, particularly in vegetarian dishes, due to its strong flavor and aroma. The spice has a pungent, garlic-like smell when raw, but it becomes mellow and flavorful when cooked.
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





