Oscillator made of an LC circuit.

First watch: Video "Oscillators: RC, LC, Crystal by GreatScott! (2015)"

The Arditi-Ginzburg equations are a set of mathematical equations that describe the dynamics of certain ecological systems, particularly in the context of predator-prey interactions and population dynamics. They are named after the scientists who proposed them, Arditi and Ginzburg, in the context of studying the stabilization and oscillatory behavior of ecological populations. The equations typically focus on the dynamics of two interacting species: a prey species and a predator species.

An amortization calculator is a financial tool that helps users determine the breakdown of loan payments over time. It calculates how much of each payment goes toward paying off the principal (the original sum borrowed) and how much goes toward interest. This is particularly useful for loans that have a fixed repayment schedule, such as mortgages, auto loans, or personal loans. Here’s how an amortization calculator typically works: 1. **Loan Amount**: The total amount of money borrowed.

Arias intensity is a metric used in seismology to quantify the severity of ground shaking during an earthquake. It is defined as the integral of the square of the acceleration of ground motion over time, scaled by a factor to reflect the earthquake's impact. This measure is particularly useful because it accounts for both the amplitude and the duration of shaking, providing a better representation of the potential damage an earthquake can cause to structures and infrastructure.

As of my last knowledge update in October 2021, Arie Bijl is not a widely recognized figure in mainstream media or academia. It's possible that he could be a local personality, an emerging figure, or a subject from a specific niche or field that gained attention after that date.

Aristaeus the Elder is a figure from Greek mythology. He is often associated with agriculture, animal husbandry, and various aspects of rural life. Aristaeus was considered a pastoral deity and is sometimes linked to the practice of beekeeping, olive cultivation, and the protection of livestock. In some myths, he is described as the son of Apollo and the nymph Cyrene, and his role is often that of a teacher or benefactor of mankind, imparting essential agricultural knowledge.

Aristotelian physics is the natural philosophy developed by the ancient Greek philosopher Aristotle in the 4th century BCE. It encompasses his ideas about the nature of physical objects, their motion, and the principles governing the natural world. Aristotle's approach was largely qualitative and descriptive rather than quantitative and mathematical, which contrasted with later developments in physics, particularly during the Scientific Revolution.

An **arithmetical set** is a concept from mathematical logic, particularly in the area of recursion theory and the study of definability in arithmetic. It refers to a subset of natural numbers that can be defined or described by a certain kind of logical formula specific to arithmetic.

Arithmetic combinatorics is a branch of mathematics that merges ideas from number theory and combinatorics. It focuses on the study of combinatorial problems involving integers, particularly through the lens of additive number theory and multiplicative number theory. This field investigates structures and properties of sets of integers, often using combinatorial methods to analyze problems related to arithmetic progressions, sumsets, and other additive properties.

MacWorks XL is an emulation software that allows Macintosh-compatible applications to run on Atari ST computers. Developed by the company called "M-Tec," MacWorks XL provides an environment in which users can run a limited number of Mac applications, particularly those that are less resource-intensive. The software acts as a bridge between the Atari ST's hardware and the Macintosh operating system, enabling the execution of programs written for the Macintosh platform.

Armour-piercing discarding sabot (APDS) is a type of ammunition designed to penetrate armored targets, such as tanks and fortified positions. It consists of a projectile (the "dart" or "penetrator") made from high-density materials, typically tungsten or depleted uranium, which is encased in a lightweight sabot. The sabot is a carrier that allows the projectile to be fired from a smoothbore or rifled gun.

Arnab Rai Choudhuri is an Indian astrophysicist known for his contributions to the field of magnetohydrodynamics and plasma physics. He has made significant advancements in understanding the role of magnetic fields in astrophysical processes, including star formation and the dynamics of galaxies. Choudhuri has also been involved in teaching and mentoring students in physics and has published numerous research papers as well as books on related topics.

Arnaud Beauville is a French mathematician known for his contributions to algebraic geometry and related fields. He is particularly recognized for his work on surfaces, especially in the classification of complex algebraic surfaces and the study of their geometry. One of his notable contributions is the discovery of Beauville surfaces, which are a special class of algebraic surfaces that have interesting properties and are related to the study of algebraic curves.

An Aronszajn tree is a specific type of tree in set theory, particularly in the context of the theory of ordinals and cardinals. It is named after the mathematician E. Aronszajn, who introduced this concept in relation to the study of certain properties in trees and their associated structures.

Array controller-based encryption typically refers to a method of managing and implementing encryption across a networked environment, which can include various servers, storage devices, and data flows. The concept often involves the use of an array controller, which is a hardware or software component responsible for managing a set of storage devices or operations, to handle encryption processes.

The "arrow of time" is a term used to describe the one-way direction or asymmetry of time. This concept reflects the idea that time seems to flow in a specific direction from the past, through the present, and into the future, and is often associated with various phenomena across different fields, including physics, cosmology, and philosophy.

Arthur A. Oliner is an American physicist known for his contributions to the fields of plasma physics and fusion energy. He has held positions in various academic and research institutions and is known for his work on plasma stability and magnetic confinement. Oliner is also recognized for his involvement in developing methods for plasma diagnostics and studying the behavior of plasmas in magnetic fields, which are essential for advancing nuclear fusion as a practical energy source.

Captatio benevolentiae is a rhetorical technique used to gain the goodwill or favor of an audience, often at the beginning of a speech or written work. The term is derived from Latin, meaning "seizing benevolence." This approach typically involves the speaker or writer making a favorable impression, expressing humility, or appealing to shared values and emotions to create a positive connection with the audience.

"Capture the Flag" (CTF) typically refers to a type of game or competition that involves teams or individuals attempting to find and capture flags (which can be virtual or physical) while trying to defend their own. The concept is used in different contexts, including physical outdoor games, computer security competitions, and gaming. ### 1. **Outdoor Game:** In traditional outdoor versions, CTF is usually played in a large outdoor area where two teams have their own flag located in their territory.