Rebecca Harms is a German politician and member of the Alliance 90/The Greens party. She has been prominent in environmental and human rights advocacy and served as a member of the European Parliament from 2009 to 2019. Harms has been particularly involved in issues related to climate policy, sustainable development, and democracy in Eastern Europe. Throughout her political career, she has focused on promoting green policies and addressing the impacts of climate change.
Georges Matheron was a prominent French mathematician and geostatistician, known for his significant contributions to the fields of statistics, geology, and spatial analysis. He is best known for developing the theory of geostatistics, which involves the application of statistical methods to geological data and other spatially correlated phenomena. Matheron introduced concepts such as the variogram and kriging, which are essential for modeling and predicting spatially distributed variables.
Reservoir modeling is the process of creating a detailed representation of a petroleum or gas reservoir's properties and behavior, using a combination of geological, geophysical, petrophysical, and engineering data. The primary aim of reservoir modeling is to improve the understanding of a reservoir's characteristics and predict its performance over time, which is crucial for efficient resource management and recovery.
Erich Fromm (1900–1980) was a German-born psychoanalyst, social philosopher, and humanistic theorist. He is best known for his work in the fields of psychology and sociology, and he played a significant role in the development of humanistic psychology and psychoanalytic theory. Fromm's ideas blend elements of Freudian psychoanalysis, Marxist social theory, and existentialist philosophy.
German logicians refer to a group of philosophers and mathematicians from Germany who made significant contributions to the field of logic, particularly during the late 19th and 20th centuries. Their work has played a crucial role in the development of formal logic, mathematical logic, and philosophy of language.
The Presidents of the German Physical Society (Deutsche Physikalische Gesellschaft, DPG) are the individuals who have led the organization since its founding. The DPG is one of the largest physical societies in Europe and is dedicated to promoting physics and its application in society. The society organizes conferences, publishes research, and supports the community of physicists in Germany and beyond. The role of the president typically involves leading the society, representing it at official events, and overseeing various initiatives.
Glass beaches are coastal areas where the shore is covered with smooth, colorful pieces of glass instead of sand, pebbles, or shells. This unique phenomenon occurs when discarded glass objects, often from bottles or other containers, are broken down by the action of the waves and weather over time. The process polishes the glass, turning sharp edges into smooth, rounded pieces, which can vary in color depending on the original glass materials.
Error analysis for the Global Positioning System (GPS) involves the assessment of various inaccuracies that can affect the precision of GPS positioning. The accuracy of GPS is influenced by several factors, and understanding these errors is crucial for applications that require precise location data. Here are the main types of errors that are typically analyzed: 1. **Satellite Clock Errors**: Each GPS satellite has atomic clocks that can experience slight deviations from the true time due to various factors.
US Fleet Tracking is a company that provides GPS fleet tracking and vehicle management solutions. It offers various services that help businesses keep track of their vehicles in real time, optimize fleet operations, and improve overall efficiency. The features typically include vehicle location tracking, route optimization, driver behavior monitoring, maintenance alerts, and reporting tools. The systems are designed to help companies, especially those with large vehicle fleets, reduce operational costs, enhance safety, improve customer service, and ensure compliance with regulations.
NetPresenz is a software application that provides a way to share files over the Internet and allows users to connect to their computers remotely. It acts as a server that facilitates the transfer of files and enables remote access to resources, making it easy for users to manage their files and access their computers from different locations. Typically used by individuals and businesses for remote work, NetPresenz can also support various protocols, making it versatile for different networking environments.
César Hidalgo is a prominent researcher and professor known for his work in the fields of networks, complexity science, and data visualization. He focuses on understanding the dynamics of technological and economic systems, often using computational tools and models to analyze data patterns. Hidalgo has also contributed to the study of innovation and knowledge transfer, examining how information flows among individuals and institutions.
Adjacent-vertex-distinguishing-total coloring is a concept in graph theory related to the coloring of graphs. It seeks to create a coloring of the vertices and edges of a graph such that each vertex can be uniquely identified by the colors of its incident edges and its own color.
Courcelle's theorem is a significant result in theoretical computer science and graph theory. It states that any property of graphs that can be expressed in monadic second-order logic (MSO) can be decided in linear time for graphs of bounded tree-width. In more formal terms, if a graph has a bounded tree-width, then there exists an algorithm that can determine whether the graph satisfies a given property expressible in MSO.
Sea caves are natural formations created by the erosive action of ocean waves on coastal rock. These caves typically develop in cliffed shorelines where the relentless pounding of waves can carve out voids in the rock over time. They can vary widely in size and shape, and are often characterized by their unique geological features. Sea caves can be found in various types of rock, including limestone, sandstone, and basalt, and they may possess fascinating attributes like arches, blowholes, and interesting mineral formations.
A beach ridge is a landform typically found along coastlines, formed by the accumulation of sand or other sediment deposited by wave and wind actions. These ridges are often created during periods of high water levels or storm surges, when waves push materials onto the beach. Over time, as the water level recedes, the sediment can form elongated, linear features parallel to the shore.
A chenier is a coastal landform that consists of a ridge or mound of sand, silt, or clay that is typically elongated and parallels the shoreline. Cheniers are formed by the accumulation of sediments deposited by waves and currents, often during low-energy conditions, and they can act as natural barriers against storm surges and coastal erosion.
A rocky shore is a coastal area characterized by numerous rocks and boulders, as well as varying degrees of tidal and wave action. This type of shoreline is typically found in places where geological factors have shaped the land, such as cliffs, headlands, and coves.
Group cohomology is a mathematical tool used in algebraic topology, group theory, and various other areas of mathematics. It provides a way to study the properties of groups using cohomological methods, which are analogous to those used in homology theory but focus on the algebraic structure associated with groups.
Cold waves refer to a severe drop in temperature over a wide area in a short period of time. They are characterized by extreme cold conditions that can lead to significant impacts on health, agriculture, and infrastructure. Cold waves are typically defined by a combination of low temperatures and a sustained period of cold weather, often accompanied by strong winds, which can exacerbate the chilling effects.
The NCAA Division I Men's Basketball Tournament Final Four consists of the four teams that win their respective regional brackets and advance to the national semifinals.

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