In mathematics, a topological space is said to be weakly contractible if all of its homotopy groups are trivial. (Wikipedia).
SA04: Truss Analysis: Method of Joints
This lecture is a part of our online course on introductory structural analysis. Sign up using the following URL: https://courses.structure.education/ In addition to updated, expanded, and better organized video lectures, the course contains quizzes and other learning content.
From playlist Dr. Structure: Structural Analysis Video Lectures
SA04U: Truss Analysis (Method of Joints)
This lecture is a part of our online course on introductory structural analysis. Sign up using the following URL: https://courses.structure.education/ In addition to updated, expanded, and better organized video lectures, the course contains quizzes and other learning content.
From playlist Dr. Structure: Structural Analysis Video Lectures
When people close to us annoy us, and we wonder why we allowed them into our lives, we should draw vital comfort from a theory known as The Weakness of Strength. If you like our films take a look at our shop (we ship worldwide): http://www.theschooloflife.com/shop/all/ Brought to you by
From playlist SELF
Is It Better to Be Polite or Frank?
We live in an age that thinks highly of frankness and directness. But there are – nevertheless – a few reasons why politeness remains a hugely important quality. If you like our films, take a look at our shop (we ship worldwide): https://goo.gl/hMBQQs FURTHER READING “For most of hu
From playlist RELATIONSHIPS
Physics - Mechanics: Ch 17 Tension and Weight (1 of 11) What is Tension?
Visit http://ilectureonline.com for more math and science lectures! In this video I will explain what is tension and how to calculate tension using the free-body diagram. Next video in this series can be seen at: https://youtu.be/BxUhaktD8PA
From playlist PHYSICS MECHANICS 1: INTRO, VECTORS, MOTION, PROJECTILE MOTION, NEWTON'S LAWS
2nd Order Linear Differential Equations
Working through some examples of finding the full solutions to 2nd order linear differential equations.
From playlist Differential Equations
Normal Stress and Normal Strain | Mechanical Properties of Solids | Don't Memorise
Stress and strain are basically classified into two types of stress and types of strain: Normal Stress/ Normal Strain and Shear Stress/ Shear Strain. To know what they mean, watch the video! (Mechanical Properties of Solids) In this video, we will learn: 0:00 Introduction 0:09 Types of
From playlist Physics
Strong minimality for Painleve equations and Fuchsian equations Strong minimality is a central notion in model theory which has an interpretation in differential algebra as a functional transcendence statement. We will talk about some new proofs of strong minimality for differential equat
From playlist DART X
Damian Osajda: Weakly modular graphs in group theory
HYBRID EVENT Recorded during the meeting "Metric Graph Theory and Related Topics " the December 06, 2021 by the Centre International de Rencontres Mathématiques (Marseille, France) Filmmaker: Guillaume Hennenfent Find this video and other talks given by worldwide mathematicians on CIRM
From playlist Combinatorics
Markus Haase : Operators in ergodic theory - Lecture 3 : Compact semigroups and splitting theorems
Abstract : The titles of the of the individual lectures are: 1. Operators dynamics versus base space dynamics 2. Dilations and joinings 3. Compact semigroups and splitting theorems Recording during the thematic meeting : "Probabilistic Aspects of Multiple Ergodic Averages " the December 8
From playlist Dynamical Systems and Ordinary Differential Equations
M2-branes and Supersymmetric Chern-Simons Theories, Part 3 - Daniel Jafferis
M2-branes and Supersymmetric Chern-Simons Theories, Part 3 Daniel Jafferis Institute for Advanced Study July 27, 2010
From playlist PiTP 2010
Matteo Burzoni: Viability and arbitrage under Knightian uncertainty
Abstract: We provide a general framework to study viability and arbitrage in models for financial markets. Viability is intended as the existence of a preference relation with the following properties: It is consistent with a set of preferences representing all the plausible agents trading
From playlist Probability and Statistics
Francesca Tombari (6/8/20): Homotopical decompositions of simplicial and Vietoris Rips complexes
Title: Homotopical decompositions of simplicial and Vietoris Rips complexes Abstract: Motivated by the use in TDA of simplicial complexes arising from metric spaces, we study decompositions of simplicial complexes induced by coverings of their vertices. We define obstruction complexes to
From playlist ATMCS/AATRN 2020
Ulysses Alvarez - The Up Topology on the Grassmann Poset
38th Annual Geometric Topology Workshop (Online), June 15-17, 2021 Ulysses Alvarez, Binghamton University Title: The Up Topology on the Grassmann Poset Abstract: For a discrete poset X, McCord proved that there exists a weak homotopy equivalence from the order complex |X| to where X has
From playlist 38th Annual Geometric Topology Workshop (Online), June 15-17, 2021
F. Schulze - An introduction to weak mean curvature flow 1 (version temporaire)
It has become clear in recent years that to understand mean curvature flow through singularities it is essential to work with weak solutions to mean curvature flow. We will give a brief introduction to smooth mean curvature flow and then discuss Brakke flows, their basic properties and how
From playlist Ecole d'été 2021 - Curvature Constraints and Spaces of Metrics
Homotopy Category As a Localization by Rekha Santhanam
PROGRAM DUALITIES IN TOPOLOGY AND ALGEBRA (ONLINE) ORGANIZERS: Samik Basu (ISI Kolkata, India), Anita Naolekar (ISI Bangalore, India) and Rekha Santhanam (IIT Mumbai, India) DATE & TIME: 01 February 2021 to 13 February 2021 VENUE: Online Duality phenomena are ubiquitous in mathematics
From playlist Dualities in Topology and Algebra (Online)
Notes on Melonic SO(N)^q Tensor models by Shiraz Minwalla
Bangalore Area Strings Meeting - 2017 TIME : 31 July 2017 to 02 August 2017 VENUE:Madhava Lecture Hall, ICTS Bangalore Bengaluru now has a large group of string theorists, with 9 faculty members in the area, between ICTS and IISc. This is apart from a large group of postdocs and graduate
From playlist Bangalore Area Strings Meeting - 2017
The Advantages of Being 'just Good Friends'
We're used to thinking of the state of friendship as hugely inferior compared with that of being in a relationship. But comparing how most people behave in a couple, compared with how they are in a friendship, should perhaps lead us to reconsider our choices. For gifts and more from The
From playlist RELATIONSHIPS
Types of Trusses and Design Assumptions | Statics
https://goo.gl/2S46RB for more FREE video tutorials covering Engineering Mechanics (Statics & Dynamics) The objectives of this video are to define a simple truss followed by a concise discussion on design assumptions of trusses. First of all, the video gives the definition of simple truss
From playlist SpoonFeedMe: Engineering Mechanics (Statics & Dynamics)
Birational Geometry and Orbifold Pairs :Arithmetic and hyperbolic... (Lecture 3) by Frederic Campana
PROGRAM : TOPICS IN BIRATIONAL GEOMETRY ORGANIZERS : Indranil Biswas and Mahan Mj DATE : 27 January 2020 to 31 January 2020 VENUE : Madhava Lecture Hall, ICTS Bangalore Birational geometry is one of the current research trends in fields of Algebraic Geometry and Analytic Geometry. It ca
From playlist Topics In Birational Geometry