Superstring theory is a theoretical framework in physics that seeks to reconcile general relativity (which describes gravitation) and quantum mechanics (which describes the other fundamental forces of nature). It posits that the fundamental constituents of the universe are not point-like particles, but rather one-dimensional "strings" that can vibrate at different frequencies. These vibrations correspond to different particles, with different masses and forces determined by the string's vibrational modes.
In the context of waves, "phase" refers to the specific point in the cycle of a wave at a given time. It indicates the position of the wave in its oscillation relative to its starting point, typically measured in degrees or radians. Since a complete wave cycle corresponds to 360 degrees (or \(2\pi\) radians), the phase can tell you how far along the wave is.
The compound of four hexagonal prisms refers to a geometric arrangement where four hexagonal prism shapes are combined or arranged together in some manner. In geometry, a hexagonal prism is a three-dimensional solid with two parallel hexagonal bases and six rectangular sides connecting the bases.
B* can refer to several different concepts depending on the context in which it's used. Here are a few possibilities: 1. **Mathematics**: In mathematics, particularly in set theory and algebra, B* might denote a specific subset or a derived collection of elements from a set B, often indicating some closure or transformation.
The compound of ten tetrahedra is a three-dimensional geometric figure that is formed by intersecting ten tetrahedra in a specific arrangement. When combined in this way, the resulting structure exhibits fascinating symmetry and complexity. In this compound, each of the ten tetrahedra shares vertices with others, and they are often arranged so that they occupy a central region corresponding to their geometric properties, displaying rich visual patterns.
The Great Ditrigonal Icosidodecahedron is a convex Archimedean solid, categorized as a polyhedron with a specific arrangement of faces, vertices, and edges. It is one of the numerous polyhedra that belong to the family of Archimedean solids, which are characterized by having regular polygons as their faces and exhibiting a level of uniformity in their vertex configuration.
The gyrate bidiminished rhombicosidodecahedron is a complex geometric shape classified as an Archimedean solid. To break down its name: 1. **Gyrate**: This term usually indicates that the shape is a twisted or rotated version of a similar standard form, which introduces a certain symmetry or alteration to the standard polyhedron.
The term "compound of twenty octahedra with rotational freedom" is likely referring to a specific geometric structure or arrangement involving multiple octahedra. In geometry, a **compound** often refers to a three-dimensional shape formed by combining multiple identical shapes. One way to interpret "twenty octahedra" is that it may refer to a compound constructed from twenty individual octahedral shapes.
The compound of two great retrosnub icosidodecahedra is a complex geometric figure that results from the combination of two mathematically defined shapes known as the great retrosnub icosidodecahedra. First, let's break down the components: 1. **Great Retrosnub Icosidodecahedron**: This is a Archimedean solid, which is a type of convex polyhedron with identical vertices and faces that are regular polygons.
A decagrammic antiprism is a type of polyhedron that belongs to the family of antiprisms. Specifically, it is formed by connecting two decagrams (10-sided star polygons) with a band of quadrilateral faces that are typically parallelograms. In more detail: - **Decagram**: A star polygon with 10 vertices, which can be visualized as a ten-pointed star.
The Elongated Pentagonal Gyrocupolarotunda is a type of geometric shape classified as a polyhedron in the family of convex polyhedra known as Johnson solids. Specifically, it is one of the many Johnson solids, which are characterized by being strictly convex polyhedra with regular faces, but are not uniform (i.e., they do not have identical vertices).
The elongated pentagonal orthobirotunda is a type of polyhedron that belongs to the category of Archimedean solids. Specifically, it is an elongated version of the pentagonal orthobirotunda, which is a convex polyhedron characterized by having two distinct types of regular polygonal faces.
An elongated square pyramid, also known as a frustum of a square pyramid, is a three-dimensional geometric shape that results from cutting the top off a square pyramid parallel to its base. ### Characteristics of an Elongated Square Pyramid: 1. **Base**: The base is a square. 2. **Top Face**: The top face is also a square, but smaller than the base.
An enneagonal antiprism is a type of polyhedron that consists of two parallel enneagonal (9-sided) polygons connected by a band of triangles. In more specific terms, it is characterized by the following features: 1. **Base Polygons**: The top and bottom faces are both enneagons, meaning each has nine sides. 2. **Lateral Faces**: There are a series of triangular lateral faces that connect the corresponding vertices of the two enneagons.
The Great icosihemidodecacron, often referred to as a "great icosihemidodecahedron," is a complex geometric shape. It belongs to the category of convex polyhedra and is an Archimedean dual of the rhombicosidodecahedron. It is defined as a polyhedron with 62 faces consisting of 20 triangles, 30 squares, and 12 regular pentagons.
The Great Dodecicosacron is a convex polychoron, which is a four-dimensional analogue of a polyhedron. In simpler terms, it exists in four dimensions and is one of the many regular polychora, which are higher-dimensional counterparts to the regular polyhedra we know in three dimensions.
The great dodecicosahedron is a type of Archimedean solid, which is a convex polyhedron composed of regular polygons. Specifically, it is a combination of dodecagons and triangles. This solid has the following characteristics: - **Faces**: It consists of 12 regular dodecagon (12-sided) faces and 20 equilateral triangle faces. - **Edges**: The great dodecicosahedron has a total of 60 edges.
The great icosihemidodecahedron is a type of Archimedean solid, which is a convex polyhedron characterized by having regular polygons as its faces and exhibiting a high degree of symmetry. Specifically, it is one of the non-convex uniform polyhedra.
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





