Mass is a measure of the amount of matter in an object or substance. It is a fundamental property in physics and is typically measured in units such as grams (g) or kilograms (kg). Mass is a scalar quantity, meaning it has magnitude but no direction.
Chaupai is a form of poetry traditionally used in Indian literature, particularly in the context of Hindi and Sanskrit literature. The term "Chaupai" generally refers to a quatrain, a stanza consisting of four lines. This poetic form often possesses a specific meter and rhyme scheme, making it popular in devotional poetry and epics. Chaupai is notably featured in the "Ramcharitmanas," a renowned work by Tulsidas that narrates the life of Lord Rama.
"Eyewitness" can refer to a few different things depending on the context: 1. **Eyewitness Testimony**: In legal contexts, eyewitness refers to a person who has direct observation of an event, often used as evidence in court to testify about what they saw. 2. **Media and Entertainment**: "Eyewitness" is also the title of various films, television series, and documentaries that focus on events or stories told from the perspective of witnesses.
In a legal context, "defense" refers to the arguments and strategies employed by a defendant in a court case to counter the claims made by the prosecution or the plaintiff. The purpose of a defense is to establish reasonable doubt, negate the evidence against the defendant, or justify the defendant's actions. There are various types of defenses in legal proceedings, including: 1. **Affirmative Defense**: When the defendant admits to the act but provides justification or excuses for it (e.g.
A fractal curve is a curve that exhibits self-similarity and is often characterized by intricate detail at any level of magnification. Fractal curves are generally non-linear and can be described mathematically by recursive processes or iterative algorithms. They can possess properties such as: 1. **Self-Similarity**: Fractal curves appear similar regardless of the scale at which they are viewed. Zooming into a section of the fractal reveals patterns similar to the whole.
Betty Allan is a name that may refer to different individuals or entities, but without additional context, it's hard to provide a specific answer. One potential reference could be a character in literature or a television show, while another might be a historical figure or someone notable in a particular field.
A strike, as a unit of measurement, is commonly associated with various contexts, most notably in military and sports terms. Here are a couple of its meanings: 1. **Military Context**: In military terminology, a strike typically refers to an offensive operation or attack aimed at a specific target. This can involve airstrikes, ground assaults, or other coordinated actions.
Tmcft stands for "thousand million cubic feet," which is a unit of measurement for volume, commonly used in the context of measuring large quantities of gas, water, or other fluids. In terms of conversion, 1 Tmcft is equivalent to approximately 28.3 million cubic meters (m³) or 1 billion cubic feet (bcf). This unit is often used in fields such as hydrology, petroleum, and environmental science to quantify large volumes of fluid resources.
A convex function is a type of mathematical function that exhibits a specific property related to its shape.
Embryo drawing typically refers to the artistic or scientific representation of embryos at various stages of development. These drawings can serve multiple purposes, including educational tools in biology and art, illustrations for medical literature, or components in a broader exploration of developmental biology. In an educational context, embryo drawings can help students and practitioners visualize and understand the complex processes of embryogenesis, such as cell division, differentiation, and organ formation.
Willis Lamb is an American physicist known for his significant contributions to quantum mechanics and atomic physics. He is best known for his work on the fine structure of hydrogen spectral lines, which is a crucial aspect of quantum electrodynamics (QED). His research provided experimental evidence that helped to confirm theoretical predictions about the behavior of electrons in atoms. Lamb was awarded the Nobel Prize in Physics in 1955, sharing it with Robert R. Wilson.
Maco light refers to a specific type of lighting technology or product, often associated with LED lighting solutions. However, without additional context, it's challenging to pinpoint an exact definition, as "Maco" could relate to various brands, products, or even niche industries.
"Medardus" can refer to a few different things depending on the context. 1. **Medardus (Saint)**: Saint Medard (also known as Medardus) is a Christian saint believed to have been born in the 6th century in what is now France. He is known as the patron saint of weather and farmers, particularly associated with rain and storms. His feast day is celebrated on June 8.
"Tempestarii" is a term derived from Latin that translates to "storm bringers." Historically, it has been used to refer to individuals, particularly in medieval and Renaissance contexts, who were believed to have the ability to control weather or summon storms. This concept often appears in folklore, literature, and various cultural narratives, depicting tempestarii as figures with a formidable connection to nature and its elemental forces.
Railworthiness refers to the state or condition of a railway vehicle or system that ensures it is safe, reliable, and fit for operation on railways. This concept encompasses various aspects, including: 1. **Safety Standards**: Ensuring that all components of the railway vehicles meet established safety regulations and standards to prevent accidents. 2. **Maintenance and Inspection**: Regular maintenance, inspections, and updates to ensure that the vehicles are in optimal working condition, addressing wear and tear that occurs over time.
A spherical roller bearing is a type of rolling-element bearing that is designed to accommodate both radial and axial loads in both directions. It features a unique design that consists of two rows of symmetrical roller elements arranged between an inner ring with a single spherical raceway and an outer ring that has a corresponding spherical shape. This design allows for a certain degree of misalignment between the shaft and housing, making spherical roller bearings particularly suitable for applications where shaft deflection or misalignment may occur.
The strain hardening exponent, often denoted as \( n \), is a measure of how much a material strengthens as it is deformed plastically. It is a crucial parameter in the field of materials science and engineering, especially in the study of metals and polymers. Strain hardening refers to the phenomenon where a material becomes stronger and harder as it is deformed.

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