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Encyclopedia of Knowledge HandWiki
Wiki Encyclopedia of Knowledge

HandWiki is a wiki encyclopedia for collaborative editing of articles on computing, science, technology and general knowledge. Registered users can post and edit articles, books, manuals and tutorials. Login or request account using the top-right menu. Read more here.

News
  • Feb 10, 2024: >1M full articles
  • Apr 30, 2023: Search in Encyclone
  • Dec 10, 2023: Migration to MW 1.38.4
  • Feb 7, 2022: Part of Encyclosphere network
  • Nov 5, 2022: Included in EncycloReader)
  • Apr 26, 2022: References can be imported from arXiv.org.
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Featured Article
Canoo NASA Crew EV

Canoo is an American automotive startup that develops and manufactures electric vehicles such as vans for fleet, liftsyle cars, vehicle rental and ride sharing services

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Did You Know?

Arrow y.png JWork.ORG can be used to post blogs related to software, computations and technology.

Arrow y.png You can publish encyclopedic articles and blogs using a decentralized publishing platform called EnHub (enhub.org). The articles can also be saved and downloaded using the ZWI file format.

Eclipse-logo.png

Arrow y.png Eclipse is an IDE used in computer programming. It contains a base workspace and an extensible plug-in system for customizing the environment for Ada, ABAP, C, C++, C#, Clojure, COBOL, D, Erlang, Fortran, Groovy, Haskell, JavaScript, Julia .. Read More


Arrow y.png 6174 is the Kaprekar's constant, but it is often called "magic number". At first glance, the number 6174 looks like any other number, but .. Read More
Featured Learning Resources

Arrow y.png Society: Ukraine crisis: Who Really Started Ukraine War? by Prof. J. Mearsheimerthe (distinguished professor at the University of Chicago).

Arrow y.png Technology: What does it take to build a UFO? by the History Channel.

Arrow y.png Programing: The Definitive Guide to Jython. Python for the Java Platform.

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Arrow y.png In 2021 DMelt project released one of the fastest search engines for data science topics with the focus on Python, Java and Groovy... Read More

How to write a book using Google Docs
Google Docs can be used to write beautifully illustrated books. Similar to the Microsoft Word, you can insert citations, create PDF and Epub books. It has on-the-fly spell checking and grammar checking tools, which are almost as good as in the Microsoft Word. Google Docs can be used to insert equations and references ... Read more



Wiki of Our Sponsors
DataMelt

DataMelt is a free software for numeric computation, mathematics, statistics, symbolic calculations, data analysis and data visualization. The program runs on Windows/Mac OS/Linux..

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Mathematics and Computer Science

Here are articles on abstract concepts related to computing in a broad sense. Such topics unify foundations of mathematics with computations using computers, and can be applied to many branches of science, finance or technology. Mathematics is an essential tool in computing, but computers are used as a main tool in mathematical problem solving. These topics cover all branches of mathematics, statistics, computer science, data analysis, machine learning and information science.

Handwiki math.svg Mathematics

Calculus, algebra, geometry, topology, logic, statistics and related topics
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Handwiki measurement.svg Data Analysis

Analysis techniques, data mining, algorithms and visualization
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Handwiki computer.svg Computer concepts

Theory of calculations with computers, computer terms and programming languages
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Natural and Formal Sciences

The portals "Natural nd Formal Sciences" are dedicated to the study of natural phenomena and physical world.

Handwiki astronomy.svg Astronomy

Universe, celestial objects, cosmology, space science and exploration
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Handwiki biology.svg Biology

Studies of life and living organisms
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Handwiki chemistry.svg Chemistry

Composition, structure and properties of matter
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Handwiki physics.svg Physics

All about physical sciences and related
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Handwiki earth.svg Earth

Sciences about the planet Earth
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Handwiki unsolved.svg Unsolved

Unexplained problems and unusual observations
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Humanities

Here are the portals dedicated to the study of aspects of human society and culture. This group of topics includes arts, practices and procedures used to maintain state of physical, social and mental well-being.

Handwiki history.svg History

Study of past events, chronological records and their interpretations
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Handwiki philosophy.svg Philosophy

Questions about existence, values, knowledge, reasons and mind
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Handwiki social.svg Social

Topics related to social sciences and humanity
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Handwiki religion.svg Religion

System of beliefs and wordviews that relate humanity to spirituality
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Handwiki medicine.svg Medicine

Different areas of medical sciences, health and related
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Handwiki place.svg Places

Various places, particular regions and centers of population
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Technology, Tools and Finance

Here are articles dedicated to various technology topics (building complex devices and machines), software (computer programs and operating systems) and finance (study of money and investments).

Handwiki engineering.svg Engineering

Design and manufacturing of complex devices and machines
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Handwiki software.svg Software

Computer programs and libraries organized by topics
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Handwiki finance.svg Finance

Finance, business, market and financial calculations
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Companies, Organizations and People

Here are articles about organizations, companies and people contributing to research and technology. They serve to support the citations in HandWiki's research articles and books.

Handwiki organization.svg Organizations

Organizations contributing to science and technology
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Handwiki company.svg Companies

Companies contributing to science and technologies
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Handwiki biography.svg Biographies

Biographies of researches in science and technology
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Books, Monographs, Manuals and Tutorials

Here are books, monographs and tutorials. Books and manuals are organized as collections of articles, and typically span many wiki pages. A monograph discusses a detailed study of a single specialized subject. Monographs use a single wiki page.

Handwiki book2.svg Books

Online books on science, computations and technology
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Handwiki monograph.svg Monographs

Monographs on science, computations and technologies
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Handwiki tutorial.svg Tutorials

Tutorials on science, computations and technologies
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Handwiki manual.svg Manuals

Manuals on science, computations and technologies
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Topical in-depth encyclopedias

Here are in-depth encyclopedias organized according the scientific fields supported in HandWiki.

Handwiki book38.png Particle Physics

Data analysis techniques in particle physics
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Handwiki book38.png DataMelt book

Online book on DataMelt software for data science
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Handwiki book38.png Linux Cookbook

The Linux Cookbook: Tips and Techniques
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Handwiki book38.png Data science

Course on data science with the focus on Java
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Help

This section contains the description of the HandWiki encyclopedia project.


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