The Programme for International Student Assessment (PISA) is an international survey conducted by the Organisation for Economic Co-operation and Development (OECD) that evaluates the educational performance of 15-year-old students in reading, mathematics, and science. The first assessment took place in the year 2000, and it has been repeated every three years.
Bogdan Maglich is a name that is not widely recognized in mainstream media or major historical contexts as of my last update in October 2023. It is possible that he could be a private individual, a professional in a specific field, or related to a niche interest that has not gained significant public attention.
The Boltzmann distribution is a statistical distribution that describes the distribution of states or energies of a system in thermodynamic equilibrium at a given temperature. Named after the Austrian physicist Ludwig Boltzmann, it provides a fundamental framework for understanding how particles behave in systems where temperature and energy fluctuations are present.
Book embeddings, sometimes referred to in the context of natural language processing (NLP) and machine learning, typically involve representing entire books or long-form texts as dense vectors in a high-dimensional space. This process allows complex and nuanced texts to be mathematically manipulated, making it easier to analyze, compare, and retrieve information.
Boris Koyalovich does not seem to be a widely recognized figure in publicly available information up to October 2023. It's possible that he is a private individual or a lesser-known personality, or the name could relate to a fictional character, a business entity, or something similar.
As of my last knowledge update in October 2021, there is no widely known individual named Boris Mavashev in popular culture, history, or notable public affairs. It's possible that he may be a private individual or someone who has gained recognition after that date.
Prony's method is a mathematical technique used for estimating the parameters of a sum of exponential functions from a finite set of data points. It is particularly useful in signal processing, system identification, and other areas where it is necessary to fit a model characterized by exponential decays or oscillatory behaviors. The method was introduced by French engineer Gaspard Prony in the 18th century.
The term "brainstorm machine" can refer to various concepts, tools, or technologies designed to aid in the brainstorming process. Below are some interpretations of what a "brainstorm machine" might entail: 1. **Software Tools**: Many software applications are designed to facilitate brainstorming, such as mind mapping tools, idea management platforms, or collaborative whiteboard applications. These tools help users generate, organize, and share ideas in a digital environment.
The Bromley equation is a mathematical formulation used in the field of geophysics, particularly in studies related to subsurface geology and hydrocarbon reservoirs. It is primarily utilized to estimate the porosity of a rock based on its density and sonic velocity measurements. However, it is essential to note that there might be different contexts for the term "Bromley equation," as it can refer to various equations or models depending on the specific scientific discipline.
Brownian motion, also known as particle theory, is the random movement of small particles suspended in a fluid (like air or water) resulting from their collision with the fast-moving molecules of the fluid. This phenomenon was named after the botanist Robert Brown, who observed it in 1827 while studying pollen grains in water. The key characteristics of Brownian motion are: 1. **Randomness**: The movement is erratic and unpredictable.
A bus lane is a designated lane on a roadway that is reserved exclusively for buses, and sometimes other forms of public transport like trams, trolleys, or bicycles. These lanes are typically painted on the road surface and may have signage indicating that they are for bus use only during certain hours. The purpose of bus lanes is to improve public transportation efficiency, reduce travel time for buses, and encourage the use of public transport by providing a faster and more reliable option for commuters.
Burçin Mutlu-Pakdil is an astrophysicist known for her research in the field of astronomy, particularly focusing on topics related to galaxy formation and evolution. She has made contributions through her work on various astronomical projects and has been involved in the study of galaxy morphology and the large-scale structure of the universe. Her research often involves using data from telescopes and other instruments to analyze the properties of galaxies and their interactions.
Southern and Eastern Serbia are regions rich in cultural heritage and historical significance, featuring a variety of buildings and structures that reflect different architectural styles, eras, and influences. Here are some notable examples: ### Historical and Cultural Structures 1. **Fortresses**: - **Nis Fortress**: Located in the city of Niš, this fortress has origins dating back to Roman times and has been rebuilt and modified over the centuries.
Butel Municipality is one of the municipalities located in the Skopje Region of North Macedonia. It encompasses the area surrounding the city of Skopje, specifically to the east of the capital. Butel is characterized by a mix of urban and suburban environments and includes several neighborhoods and villages. The municipality is primarily residential and has seen significant development and population growth over the years, partly due to its proximity to Skopje.
A Byzantine fault refers to a specific type of failure that occurs in distributed computing systems where components may fail and there is inconsistency in their behavior. The term originates from the “Byzantine Generals Problem,” which illustrates the challenges of achieving consensus or agreement among distributed agents when some of them may act maliciously or send misleading information.
Caobao Road station is a station on the Shanghai Metro system, specifically on Line 7. It is located in the Minhang District of Shanghai, China. The station serves as an important transit point within the city's extensive metro network, facilitating travel for residents and visitors alike. Like other metro stations in Shanghai, Caobao Road station features various amenities and is designed to accommodate a high volume of passengers. The station typically includes ticket vending machines, turnstiles, and accessibility features for individuals with disabilities.
The Capacitated Minimum Spanning Tree (CMST) is a variation of the traditional Minimum Spanning Tree (MST) problem, which is a fundamental problem in graph theory and network design. In a typical MST problem, you aim to find a spanning tree of a weighted graph that connects all the vertices with the minimum possible total edge weight. However, the CMST introduces additional constraints related to capacity.
A Capacitive Micromachined Ultrasonic Transducer (CMUT) is a type of ultrasonic transducer that utilizes capacitive sensing mechanisms to generate and detect ultrasonic waves. Unlike traditional piezoelectric transducers, CMUTs are fabricated using microelectromechanical systems (MEMS) technology, which allows for miniaturization and the integration of complex electronic components on a single chip.
As of my last update in October 2023, there isn't widely recognized information about "Carla Meninsky." It's possible that she could be a private individual, a lesser-known public figure, or someone who has gained prominence after that date.
The cryoscopic constant, often denoted as \( K_f \), is a property of a solvent that describes how much the freezing point of the solvent decreases when a solute is dissolved in it. It's specifically used in the context of colligative properties, which are properties that depend on the number of solute particles in a given amount of solvent rather than the identity of the solute.

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