Parallel metaheuristics refer to a class of algorithms designed to solve complex optimization problems by utilizing parallel processing techniques. Metaheuristics are high-level problem-independent strategies that guide other heuristics to explore the search space effectively, often used for combinatorial or continuous optimization tasks where traditional methods may struggle.
Random optimization is a broad term that refers to optimization techniques that involve randomization in the search process. These methods are generally used to find solutions to optimization problems, particularly when dealing with complex landscapes or where traditional deterministic approaches may be inefficient or infeasible. Here are some key concepts and methods that fall under the umbrella of random optimization: 1. **Random Search**: This is a fundamental and simple approach where solutions are randomly sampled from the search space.
Simulated annealing is a probabilistic optimization algorithm inspired by the annealing process in metallurgy, where controlled cooling of materials leads to a more stable crystal structure. It is used to find an approximate solution to optimization problems, especially those that are discrete or combinatorial in nature. ### Key Concepts: 1. **Metaphor of Annealing**: In metallurgy, when a metal is heated and then gradually cooled, it allows the atoms to settle into a more organized and low-energy state.
An Archimedean group is an important concept in the field of mathematics, particularly within the context of ordered groups. An ordered group is a group that is equipped with a total order that is compatible with the group operation.
Orders of magnitude is a way of categorizing or comparing quantities based on their size or scale, typically using powers of ten. Each order of magnitude represents a tenfold difference in quantity. When we discuss orders of magnitude concerning volume, we're essentially talking about the relative sizes of different volumes in terms of powers of ten. For instance, if we consider the volume of some common objects: 1. A small drop of water might have a volume of about \(0.
The term "macroscopic scale" refers to a level of observation or analysis that is large enough to be seen and studied without the need for magnification. It encompasses measurements and phenomena that are observable in everyday life, as opposed to microscopic or atomic scales, where individual atoms, molecules, or small structures are studied.
Orders of magnitude refer to the scale or size of a quantity in terms of powers of ten. When discussing length, each order of magnitude represents a tenfold increase or decrease in size. This concept helps to easily compare and understand very large or very small lengths by categorizing them into logarithmic scales. Here are some common examples of lengths from various orders of magnitude: 1. **10^-9 meters (nanometer)**: Scale of molecules and atoms.
The Mehler–Heine formula is a mathematical result concerning orthogonal polynomials and their associated functions. Specifically, it provides a connection between the values of a certain function, defined in terms of orthogonal polynomials, at specific points and their integral representation. More formally, the Mehler–Heine formula typically relates to the context of generating functions for orthogonal polynomials.
In set theory and topology, a **continuous function** (or continuous mapping) is a key concept that describes a function that preserves the notion of closeness or neighborhood in a topological space. More formally, a function between two topological spaces is continuous if the preimage of every open set is open in the domain's topology.
The term "diagonal intersection" could refer to several concepts depending on the context in which it's used. Here are a few possible interpretations: 1. **Mathematics and Geometry**: In the context of geometry, a diagonal intersection could refer to the intersection point of diagonal lines in a polygon or between two intersecting diagonals of a geometric figure. For example, in a rectangle, the diagonals intersect at their midpoint.
In set theory, ordinals are a type of ordinal number that extend the concept of natural numbers to describe the order type of well-ordered sets. Ordinals can be classified into two main categories: even ordinals and odd ordinals, similar to how natural numbers are classified. 1. **Even Ordinals**: An ordinal is considered even if it can be expressed in the form \(2n\), where \(n\) is a natural number (including 0).
The Takeuti–Feferman–Buchholz ordinal, often denoted by \( \Omega \), is a significant ordinal in the realm of proof theory and mathematical logic. It arises in the study of ordinal analysis of the system \( \text{PRA} \) (Primitive Recursive Arithmetic) and is particularly associated with the strength of formal systems and their consistency proofs.
Fiction about origami can take many forms, blending the art of paper folding with various genres and themes. Here are a few ways origami is explored in fictional narratives: 1. **Magic and Fantasy**: In some stories, origami can be imbued with magical properties, where the folded paper creations come to life or possess mystical abilities. This could involve characters who use origami as a means of casting spells or communicating with spirits.
Origami artists are individuals who practice the art of origami, which is the Japanese tradition of paper folding. This art form involves transforming a flat sheet of paper into a finished sculpture through folding techniques, without the use of cuts or glue. Origami artists can create a wide range of designs, from simple shapes like cranes and boats to complex structures that may require advanced techniques and multiple sheets of paper.
"Bug Wars" could refer to different concepts depending on the context, such as a video game, educational tool, or a themed event. One notable context is a video game that involves strategy and simulation elements where players control various insect species to battle against each other. The gameplay often includes resource management, battling mechanics, and evolving species to gain strategic advantages.
A list of origamists would typically include individuals known for their contributions to the art of origami, either as artists, designers, or scholars. These origamists may be famous for creating original designs, developing new techniques, or promoting the art of paper folding through education and workshops.
Matthew T. Mason is likely a reference to a specific individual, but without additional context, it is difficult to provide precise information. Matthew T. Mason could be a figure in academia, science, technology, or perhaps even literature or other fields. If you have a particular context or domain in mind (e.g., a specific profession or contribution), please provide more details for a more accurate response.
Pureland origami is a style of origami that emphasizes folds that can be made using only straight valley and mountain folds while avoiding complex techniques such as reverse folds, twist folds, and many other advanced techniques. This approach is designed to make origami more accessible, especially for beginners or those with physical limitations. In Pureland origami, the instructions are typically clear and straightforward, using simple terminology and notations.
Washi is a traditional Japanese paper known for its unique texture, strength, and versatility. It is made from the fibers of plants such as the gampi tree, the mitsumata shrub, or the paper mulberry. The production of washi involves a labor-intensive process that includes hand-pulping and hand-pouring the paper, resulting in a product that is both highly decorative and functional.
Orthogonal coordinate systems are systems used to define a point in space using coordinates in such a way that the coordinate axes are perpendicular (orthogonal) to each other. In these systems, the position of a point is determined by a set of values, typically referred to as coordinates, which indicates its distance from the axes.

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