Tony F. Chan is a prominent mathematician known for his contributions to the fields of applied mathematics, computational mathematics, and scientific computing. He has worked extensively in areas such as numerical analysis, image processing, and partial differential equations. Chan has also held significant academic positions, including serving as a professor and administrator at various universities, notably as the president of the Hong Kong University of Science and Technology (HKUST).
S. R. Srinivasa Varadhan is an Indian-American mathematician renowned for his contributions to probability theory and mathematical statistics, particularly in the areas of large deviations and stochastic processes. Born on January 2, 1937, Varadhan has made significant advancements in understanding the asymptotic behavior of probability distributions, which has important implications in various fields such as statistical mechanics, finance, and information theory.
Shang-Hua Teng is a prominent computer scientist known for his contributions to algorithms, data structures, and theoretical computer science. He has made significant advancements in areas such as graph theory, optimization, and computational geometry. Teng is also known for his work on parallel computing and the development of efficient algorithms for various problems. In addition to his research contributions, he has held academic positions and has been involved in educating the next generation of computer scientists.
Walter Gautschi is a prominent mathematician known for his contributions to numerical analysis, particularly in the areas of approximation theory and polynomial approximation. He has authored and co-authored numerous papers and books throughout his career, focusing on topics such as numerical integration, interpolation, and the theory of splines. In addition to his research work, Gautschi has been influential in the academic community through his teaching and involvement in various mathematical societies.
Monostrontium ruthenate (SrRuO₃) is a material composed of strontium (Sr), ruthenium (Ru), and oxygen (O). It is a type of perovskite oxide and is notable for its interesting electronic and magnetic properties.
Californium is a synthetic element with the symbol Cf and atomic number 98. It belongs to the actinide series of the periodic table and is classified as a radioactive metal. Californium was first discovered in 1950 by a team of scientists at the University of California, Berkeley, who created it by bombarding curium with neutrons.
Cobalt ferrite is a complex ferrite compound composed of cobalt iron oxide, typically denoted as CoFe₂O₄. It belongs to the class of spinel ferrites, characterized by a crystal structure known as the spinel structure, which has the general formula AB₂O₄, where "A" and "B" represent different metal cations.
Complex oxides are a class of materials that typically consist of metal oxides with a more intricate structure than simple oxides. They often involve multiple metal cations and can exhibit a variety of unique properties due to their complex crystal structures, tunable electronic states, and various oxidation states. These materials can be broadly classified based on their composition and structure. They often include compounds with perovskite, spinel, or layered structures, and they may incorporate elements from multiple groups of the periodic table.
Dysprosium is a chemical element with the symbol Dy and atomic number 66. It is classified as a lanthanide, which is a group of elements found in the f-block of the periodic table. Dysprosium is a silvery-metallic rare earth element that is known for its relatively high thermal neutron-capture cross-section, making it valuable in various nuclear applications.
Greigite is a mineral with the chemical formula Fe3S4, which indicates that it is a type of iron sulfide. It is a rare mineral and is often associated with other iron sulfides such as pyrite (FeS2) and marcasite. Greigite has a distinctive black or dark gray color and typically occurs in sedimentary environments, often found in association with organic matter.
Neodymium(II) hydride is a chemical compound consisting of neodymium and hydrogen, with the formula NdH2. In this compound, neodymium is in a +2 oxidation state. Neodymium is a rare earth element belonging to the lanthanide series and is primarily known for its use in strong permanent magnets, phosphors, and lasers.
Sendust is a metal alloy made from a combination of iron, silicon, and aluminum. Specifically, it is composed of approximately 50% iron, 25% silicon, and 25% aluminum. Sendust is known for its magnetic properties, which make it useful in various electrical and electronic applications, particularly in the manufacture of components such as inductors, transformers, and other magnetic devices.
FFTW, which stands for Fastest Fourier Transform in the West, is a widely used software library for computing Discrete Fourier Transforms (DFTs) and their variants. It is particularly notable for its efficiency and performance in executing large and multi-dimensional DFTs. Key features of FFTW include: 1. **Optimized Algorithms**: FFTW leverages advanced algorithms to compute DFTs efficiently, making it often faster than other libraries for many sizes of input data.
The Irrational Base Discrete Weighted Transform (IBDWT) is a mathematical transform that extends the concept of traditional discrete transforms, such as the Fourier Transform or the Discrete Wavelet Transform, but utilizes an irrational number as its base. This can offer unique properties that can be particularly useful in various applications, such as signal processing, data compression, and image processing. ### Key Concepts: 1. **Irrational Base**: Instead of having a base that is an integer (e.g.
Rader's FFT algorithm is an efficient method for computing the discrete Fourier transform (DFT) of a sequence whose length is a prime number. Unlike the traditional Fast Fourier Transform (FFT) algorithms, which are optimized for lengths that are powers of two or can be factored into smaller integers, Rader's algorithm specifically addresses the cases where the input sequence length, \( N \), is a prime number.
A monologue is a speech delivered by a single character in a play, film, or other forms of literature. It typically involves a character expressing their thoughts, feelings, or reflections directly to the audience or another character, often revealing their inner conflicts, motivations, or emotions. Monologues can serve various purposes, such as providing insight into a character's psyche, advancing the plot, or highlighting key themes.
In fiction, "transition" generally refers to the process or techniques used to move smoothly from one scene, idea, character perspective, or narrative moment to another within a story. Good transitions help maintain the flow of the narrative and can enhance the reader's understanding and engagement with the story. There are different types of transitions in fiction: 1. **Scene Transitions**: Moving from one scene to another, often involving changes in location, time, or character focus.
Pavel Chekov is a fictional character in the "Star Trek" franchise, primarily known as a young and enthusiastic Starfleet officer. He serves as the navigator aboard the starship USS Enterprise in the original series and its subsequent films. Portrayed by actor Walter Koenig in the original series, Chekov first appeared in the second season of "Star Trek" in 1967.
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!
Intro to OurBigBook
. Source. We have two killer features:
- 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-calculusArticles 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/derivativeVideo 2. OurBigBook Web topics demo. Source. - 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.
- to OurBigBook.com to get awesome multi-user features like topics and likes
- as HTML files to a static website, which you can host yourself for free on many external providers like GitHub Pages, and remain in full control
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. - Infinitely deep tables of contents:
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





