In the context of von Neumann algebras, the central carrier of a projection E is the smallest central projection, in the von Neumann algebra, that dominates E. It is also called the central support or central cover. (Wikipedia).
Centrality - Intro to Algorithms
This video is part of an online course, Intro to Algorithms. Check out the course here: https://www.udacity.com/course/cs215.
From playlist Introduction to Algorithms
Deconstructing History : Deconstructing History: Grand Central Terminal | History
Grand Central Terminal is one of America's busiest train stations, with over 700,000 people passing through it every day. Find out more about this iconic landmark. HISTORY®, now reaching more than 98 million homes, is the leading destination for award-winning original series and specials
From playlist Web Originals | History
Types Of Centrality - Intro to Algorithms
This video is part of an online course, Intro to Algorithms. Check out the course here: https://www.udacity.com/course/cs215.
From playlist Introduction to Algorithms
1956 Western Union Telegraph: Telegram, Telex, Data Communication, Telephone (vintage film)
The following is a partially restored a vintage film (1956) about WESTERN UNION TELEGRAPH CO.: Vintage Electronic Communications: TELEGRAMS, Data Communications: More than 100 years before the Internet, Western Union was a world leader in data communication for millions of people. This
From playlist Vintage Telephone; AT&T; Bell Labs; Telecommunications; Satellites:
1982 "Telephone Exchange" Origins of Electronic Switching Technology (telecom; central office)
Vintage 1982: This Excellent Telephone History documentary describes the development of telephone switching technology and the evolution of the "Telephone Exchange." A British Telecom educational film. (Slightly edited from the original, run time 17 mins.) A “TELEPHONE EXCHANGE” is a te
From playlist Vintage Telephone; AT&T; Bell Labs; Telecommunications; Satellites:
Indian Railways Best Advertisement
This is one of the Indian Railways Best Advertisement Watch & Share :)
From playlist We are like this only
The Connecting Europe Express: Frankfurt to Berlin
The Connecting Europe Express was a special train which travelled 20,000 km across 26 countries promoting rail's potential in the EU Year of Rail, 2021. I joined the train between Frankfurt, Leipzig & Berlin. The train is composed of a sleeping-car from ÖBB, a panorama car from SBB, rest
From playlist Train Travel In Europe
The LOST Central Railroad of New Jersey - The Story of NJ's Forgotten Trains - IT'S HISTORY
As one of the most influential railroads in all of New Jersey, the Central New Jersey Railroad has had an incredible impact on the Garden State’s growth throughout the 19th century. It flourished, carrying millions of passengers throughout its lifespan—though it met a tragic end thanks to
From playlist New Jersey History
MIT 7.05 General Biochemistry, Spring 2020 Instructor: Matthew Vander Heiden View the complete course: https://ocw.mit.edu/7-05S20 YouTube Playlist: https://www.youtube.com/playlist?list=PLUl4u3cNGP62wNcIMfinU64CAfreShjpt In this lecture, Professor Vander Heiden introduces oxidative phosp
From playlist (Selected Lectures) MIT 7.05 General Biochemistry, Spring 2020
Introduction to Semiconductor Physics and Devices
https://www.patreon.com/edmundsj If you want to see more of these videos, or would like to say thanks for this one, the best way you can do that is by becoming a patron - see the link above :). And a huge thank you to all my existing patrons - you make these videos possible. In this video
From playlist Electronics I: Semiconductor Physics and Devices
L. Meersseman - Kuranishi and Teichmüller
Abstract - Let X be a compact complex manifold. The Kuranishi space of X is an analytic space which encodes every small deformation of X. The Teichmüller space is a topological space formed by the classes of compact complex manifolds diffeomorphic to X up to biholomorphisms smoothly isotop
From playlist Ecole d'été 2019 - Foliations and algebraic geometry
In December 1944, ships of the United States Third Fleet were refueling three hundred miles east of the Philippines. They didn't know that they were sailing into a powerful typhoon. The History Guy remembers Typhoon Cobra. This is original content based on research by The History Guy. Im
From playlist History and extreme weather
Vintage Technology: 1957 Principles of the Transistor (UK, vacuum tubes, electronics)
Very nice quality 1957 film on Transistor Technology, from the UK. Overview of transistor technology with various graphics and diagrams. Includes very brief view of an early British computer, probably the ACE, (“Automatic Computing Engine”) an early electronic, vacuum tube based, seria
From playlist Vintage Television & Radio Technology, film restoration, film preservation, scanning and digitization
Task Force 34 and The Battle of Leyte Gulf
Get your free trial of MagellanTV here: https://try.magellantv.com/historyguy/. It's an exclusive offer for our viewers: an extended, month-long trial, FREE. MagellanTV is a new kind of streaming service run by filmmakers with 2,000+ documentaries! Check out our personal recommendation an
From playlist US History
Carl Vinson and the Two-Ocean Navy
The quick United States recovery from the attack on Pearl Harbor was largely the result of the vision of one congressman, Carl Vinson. This is original content based on research by The History Guy. Images in the Public Domain are carefully selected and provide illustration. As images of
From playlist Extraordinary people and personalities
The Battle for Truk Attol (Part 1) | Battle 360 | History
Love Battle 360? Stay up to date on all of your favorite History shows at http://history.com/schedule. A massive U.S. task force of Hellcat fighter jets and torpedo bombers attack Japanese airfields, fuel storage and hangars in the South Pacific during WWII in this clip from "Hammer of He
From playlist History Celebrates Memorial Day
NOTACON 4: Telecommunications Q&A Session
Speakers: Paul Timmins et al. Do you have questions about telephony and telecommunications but don't know where to ask? Look no further! For 1 hour, no reasonable telecom question is off limits. Afraid of looking stupid asking? We'll have an anonymous question submission fishbowl up front
From playlist Notacon 4