The term "doll" can refer to several different concepts, depending on the context: 1. **Toy Doll**: A doll is a toy that is often designed to resemble a human or animal, used mainly by children for play. Dolls can be made from a variety of materials including plastic, cloth, or wood, and they come in many forms, such as action figures, baby dolls, and fashion dolls.
A "googly-eyed doll" typically refers to a type of doll characterized by its large, movable googly eyes. These dolls are often made of soft materials and have a whimsical appearance, making them popular among children and collectors. The expressive eyes, which can roll or wiggle, add a playful element to the doll, enhancing its personality and appeal. Googly-eyed dolls can come in various forms, including stuffed animals, traditional fabric dolls, and even plastic figurines.
Minimundus is a miniature park located in Klagenfurt, Austria, that features an extensive collection of scale models of famous buildings and landmarks from around the world. Founded in 1958, Minimundus showcases over 150 detailed miniatures, each constructed at a scale of 1:25. The park allows visitors to explore a diverse range of architectural styles and landmarks, including historical structures, modern buildings, and iconic sites from various countries.
"Star Trek: The Wrath of Khan" miniatures typically refer to collectible figures or models inspired by the characters, starships, and scenes from the 1982 film "Star Trek II: The Wrath of Khan," which is one of the most beloved entries in the Star Trek franchise. These miniatures often feature iconic elements from the movie, such as Captain James T. Kirk, Spock, Khan Noonien Singh, and vessels like the USS Enterprise and the U-Boat.
Miniatur Wunderland is a renowned miniature model railway exhibit located in Hamburg, Germany. It is one of the largest and most intricate model railway displays in the world, featuring detailed miniature landscapes, cities, and various operational trains. The exhibit showcases several themed areas, including representations of different regions and countries, such as Germany, Austria, and Scandinavia.
Tucktonia is an extinct genus of marine reptiles known as ichthyosaurs. These creatures lived during the Mesozoic era, specifically in the early to middle Jurassic period, approximately 180 million years ago. Ichthyosaurs were characterized by their fish-like body shape, elongated snouts, and large eyes, which helped them succeed as predators in ancient oceans.
AUTOart is a well-known brand specializing in the production of high-quality scale models of automobiles. Founded in 1998, the company is recognized for its attention to detail, accuracy, and craftsmanship in replicating vehicles at various scales, primarily 1:18, 1:43, and 1:24. AUTOart models often feature intricate details, such as functioning parts, realistic paint finishes, and authentic interiors, appealing to collectors and automotive enthusiasts.
Distributed power, often referred to as distributed generation (DG), is an energy generation approach that produces electricity from many small energy sources rather than from a large, centralized power plant. This can involve various technologies and energy sources, including: 1. **Renewable Energy Sources**: Solar panels, wind turbines, small hydroelectric systems, and biomass can all contribute to distributed power systems.
A list of model railways typically refers to a compilation of various model railways around the world, which can include details such as their themes, scales, and notable features. Model railways can be classified by scale (e.g., N scale, HO scale, O scale), type (e.g., garden railways, indoor layouts), and geographic focus (e.g., miniature representations of specific regions or historical periods).
A 1:35 scale refers to a scale model where one unit of measurement in the model (such as inches or centimeters) is equivalent to 35 of the same units in the real object. For example, if a model is 1:35 scale, and a real tank is 3.5 meters long, the model would be approximately 10 centimeters (or about 3.9 inches) long.
The compound of four octahedra is a geometric arrangement or polyhedral compound formed by combining four octahedra in a specific way. When arranged symmetrically, these octahedra can interpenetrate each other, creating a complex shape that often highlights the symmetrical and aesthetic properties of polyhedra. In three-dimensional space, an octahedron is a shape with eight faces, each of which is an equilateral triangle.
The elongated pentagonal gyrobirotunda is a type of convex polyhedral compound classified within the broader category of Archimedean solids. It belongs to a group of shapes known as the gyrobirotunda, which are characterized by their symmetrical arrangement of pentagonal and triangular faces. Here are some key characteristics of the elongated pentagonal gyrobirotunda: 1. **Faces**: This solid has a combination of faces, specifically including pentagons and triangles.
A Noble polyhedron is a type of convex polyhedron that possesses a high degree of symmetry and a well-known set of properties. Specifically, they are characterized by having regular polygons as their faces and being derived from regular polyhedra through certain symmetrical operations. Noble polyhedra are defined by their dual relationships with regular and semi-regular polyhedra, exhibiting uniformity in the arrangement of their vertices, edges, and faces.
"Pi" is an art project created by the artist and designer Martin Vargic. It is known for visualizing the digits of the mathematical constant π (pi) in a unique and creative way. Vargic's work often combines mathematics, art, and data visualization, exploring the intersection of these fields. In the "Pi" project, Vargic typically represents the digits of pi in various artistic formats, including intricate illustrations, infographics, and maps.
RSS stands for Really Simple Syndication (or Rich Site Summary). It is a web feed format that allows users to access updates to online content in a standardized format. Websites use RSS feeds to provide a summary of their content, such as blog posts, news articles, or other updates, and users can subscribe to these feeds through RSS feed readers or aggregators.
A transductor is a type of electrical device that allows for the transformation of electrical signals. It is typically used to convert one form of signal into another, such as converting a voltage signal into a current signal or vice versa. Transductors can operate with different physical principles, including electromagnetic, electrostatic, and piezoelectric mechanisms.
Nils Dencker is not a widely recognized figure or concept as of my last knowledge update in October 2021. If this name refers to someone or something that has gained prominence or relevance after that date, I would not have that information.
Ely Merzbach is not a widely recognized figure, event, or term in common public knowledge as of my last training update in October 2023. It is possible that you could be referring to a specific person, organization, or concept that is less mainstream or that may have emerged after my last update.
Francis Galton (1822–1911) was an English polymath, best known for his contributions to various fields including statistics, psychology, anthropology, and genetics. He was a relative of Charles Darwin and was influenced by Darwin's theory of evolution. Galton is particularly recognized for: 1. **Eugenics**: He is often regarded as the founder of the eugenics movement, promoting the idea of improving human populations through controlled breeding for desirable inherited traits.
Myhailo Yadrenko may refer to an individual, but there is limited publicly available information about this name as of my last update in October 2023. It is possible that this could be a less well-known person, a private individual, or a fictional character.

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