As of my last update in October 2023, Macie Roberts does not appear to refer to a widely recognized public figure, concept, or entity. It could possibly be a name belonging to a private individual or a lesser-known personality. If Macie Roberts has gained recognition or relevance after that date, I might not have that information.
Susan G. Finley is a notable figure in the field of astronomy, particularly known for her contributions to planetary science and education. She is most recognized for her work at NASA's Jet Propulsion Laboratory (JPL) and for her role in various space missions, including those exploring Mars and other celestial bodies. In addition to her scientific contributions, Finley is an advocate for science education and outreach, promoting STEM (science, technology, engineering, and mathematics) education.
Energy Manufacturing Co. Inc. specializes in producing and supplying various energy-related products and components, particularly in the areas of gas and diesel engines, natural gas engines, and related technologies. They may focus on manufacturing components for energy generation, such as exhaust systems, fuel systems, and engine components. If you are looking for specific products, services, or additional details about Energy Manufacturing Co. Inc., please let me know!
Hydraulic Launch Assist (HLA) is a technology used to enhance the performance of vehicles, particularly in high-performance applications such as racing or in some heavy-duty vehicles. The system typically uses hydraulic components to provide an additional boost of power at the initial stages of acceleration, helping to improve launch performance. ### Key Features of Hydraulic Launch Assist: 1. **Hydraulic Accumulators**: The system often includes hydraulic accumulators that store pressurized fluid.
A surge tank is a specialized structure or vessel used in hydraulic systems, particularly in water supply and hydraulic power generation systems, to manage pressure variations and fluctuations within the fluid flow. Its primary purposes include: 1. **Pressure Regulation**: Surge tanks help buffer pressure surges caused by sudden changes in flow, such as valve closure or rapid changes in demand. This stabilization helps protect pipes and other components from damage due to pressure spikes.
PPT-Petoletka is a type of modular rocket system developed by Russia, primarily designed for short-range tactical applications. It is known for its mobility and versatility, as it can be deployed quickly and effectively in various operational scenarios. The system typically includes multiple launchers, which can be mounted on vehicles, making it easier to transport and operate in different environments.
Tommy Gate is a brand name known for its hydraulic lifts, specifically designed for the easy loading and unloading of cargo from various vehicles. The lifts are commonly installed on trucks, vans, and service vehicles to facilitate the movement of goods, making it easier for operators to handle heavy items without the risk of injury. The product line includes different types and sizes of lifts, catering to various industries such as transportation, construction, and delivery services.
Entropy and information are fundamental concepts in various fields such as physics, information theory, and computer science. ### Entropy 1. **In Physics**: - Entropy is a measure of disorder or randomness in a system. It reflects the number of microscopic configurations that correspond to a thermodynamic system's macroscopic state.
Quipu, also known as khipu, is an ancient Inca recording device made primarily of colored, spun, and plied threads or strings, tied in various knots. The term "quipu" comes from the Quechua word for "knot." Quipu served as a tool for record-keeping and communication within the Inca Empire and other Andean cultures.
The Bundle Theorem is a concept primarily found in the field of mathematics, particularly in topology and differential geometry. It addresses the relationship between fibers and bases in a fiber bundle. A fiber bundle is a structure where a topological space (the total space) is locally a product space, which includes a base space and a typical fiber. ### Key Components of a Fiber Bundle: 1. **Total Space**: The space that encompasses all the fibers.
The Loomis–Whitney inequality is a geometric inequality in the field of differential geometry and convex analysis. It provides a relationship between the volume of a convex body in Euclidean space and the volumes of its projections onto lower-dimensional spaces.
A Möbius plane is a type of geometric structure that arises in the context of projective geometry. Specifically, it can be understood as a two-dimensional projective space that has properties related to the well-known Möbius stripa surface with only one side and one edge. In a Möbius plane, points and lines can be defined in a manner that reflects certain characteristics of the Möbius strip.
Partial geometry is a concept in the field of finite geometry, which is a branch of mathematics that studies geometric structures that are defined over finite sets. In particular, partial geometries can be understood as a generalization of projective planes and other geometric configurations. In a partial geometry, the points and lines are organized in such a way that each line is associated with a certain number of points, and each point is associated with a certain number of lines.
Topological geometry is a branch of mathematics that combines elements of topology and geometry to study the properties and structures of space that are preserved under continuous transformations. In topology, the primary focus is on properties that remain invariant even when objects are stretched or deformed, such as connectedness and compactness. Geometry, on the other hand, involves the study of properties related to distances, angles, and shapes.
Rashid Bashir is a prominent figure known for his work in the field of bioengineering, particularly at the intersection of biology and engineering. He is recognized for his contributions to micro and nanoscale technologies for biomedical applications. As of my last update in October 2023, he has held academic positions and has been involved in research that often focuses on areas such as lab-on-a-chip technology, biosensors, and drug delivery systems.
The Price of Anarchy (PoA) is a concept from game theory and economics that quantifies the efficiency of equilibria in non-cooperative games. It measures how much worse the overall outcome of a system can be when individuals act in their own self-interest, compared to a scenario where they cooperate or are regulated to achieve a socially optimal outcome.
The Hafner–Sarnak–McCurley constant, often denoted as \( C \), is a mathematical constant that arises in number theory, specifically in the context of the distribution of prime numbers, particularly in relation to the number of primes in certain arithmetic sequences. More specifically, it relates to the asymptotic density of prime gaps and primes in certain modular classes.
The "horizon problem" is a concept from cosmology that pertains to the uniformity of the Cosmic Microwave Background Radiation (CMB) and the large-scale structure of the universe. The problem arises in the context of the Big Bang cosmology and is associated with the observation that regions of the universe that are now separated by vast distances appear to have very similar temperatures and physical properties, despite being too far apart to have ever interacted with each other.

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