53rd Congress of ISTAM (2008)
conferenceConferenceISTAMIndian Society of Theoretical and Applied Mechanics2008International Meet Hello, The 53rd Congress of the Indian Society of Theoretical and Applied Mechanics (an International...
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A (really) small problem
mechanicsquiz problem Here's a quick one.Refer to the accompanying figure. It shows a frictionless glass tube lying on a horizontal desktop. The tube is smoothly bent at a couple of places as shown...
View ArticleThe Fundamental Physical Bases of the WR Approach (and, Consequently, of FEM)...
FEMphysicsWeighted ResidualWRphysical bases It has been quite some time (more than 1.5 years) that I had touched upon the topic of the physical bases of FEM in general, and of the general weighted...
View ArticleFEM Is Not a Local Method (and It Isn't Global Either)
FEMFDMBEMlocal theoryglobal theorysub-global theoryFourierintegral equationsquantumIn the literature, FEM has sometimes been characterized as a local approach, but IMO this needs to be corrected.The...
View ArticleJava for High-Performance Computational Engg. / Sciences?
JavaComputational EngineeringHigh Performance Computing In the past few days at iMechanica, there have been quite a few messages dealing with different aspects of programming, libraries and so on... It...
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Bending and 2D Elasticity: Going Back in Time
researchtextbookssolid mechanicselasticitybendingcouple stresses The following is a (relatively minor) question which had occurred to me more than two decades ago. By now I have forgotten precisely...
View ArticleWhat Platform Would You Prefer for a Software That Helps in Learning...
FEMsoftwareC++JavaWindowsTraining Ideally, this post of mine should carry a poll, but I guess as an ordinary user, I cannot insert one. Currently, I am writing a small software program that is...
View ArticleA couple of upcoming international conferences in India
conferenceConferencemechanicstheoreticalappliedcomputationalISTAMIndACM (i) 3rd International Congress on Computational Mechanics and Simulation (ICCMS09) to be held this year at IIT Bombay, on...
View ArticleWondering about the Mechanics of Bacterial Death
biomechanicsstressburstingbacteriavirusesosmosiscytolysisvan der Waals forcessalt-water 0. I was idly thinking about the current H1N1 flue pandemic, and the following things occurred to me. Please...
View ArticleThe Meaning of the Concept of Potential in Mechanics (and in Physics)
stressenergyPotentialPotential FunctionField TheoryForceCalculus of VariationsEnergy MethodsKinetic If someone knows of books/articles dealing with the meaning of the concept of potential in physics...
View ArticleA Different Kind of a Book Involving Electromagnetism and Potential Theory
energyPotentialCarol WhiteRiemannElectromagnetic Theory Unlike other blog-posts of mine, I am not going "own" this particular thread. By that, I mean to say: I am going to only begin this thread and...
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My Ph.D. Defence
Ph.D. Defence I am pleased to inform you that I will be defending my Ph.D. thesis, formally in mechanical engineering, at COEP, University of Pune, India, on the next Sunday (i.e. 20th September,...
View ArticleFood for Thought: A Few Recent arXiv Papers
thermodynamicsphysicsCellular AutomataparadoxarXivstatistical physics Since my research touches on the basics of QM, I have developed this habit of visiting arXiv.org every now and then. Last week or...
View ArticleAn Urgent Appeal for Your Support of My Job Application at COEP's Mechanical...
mechanicsComputational ScienceMechanicalComputational Engineeringjob applicationmultidisciplinaryinterdisciplinarycrossdisciplinaryteachingmetallurgy Dear iMechanicians,I have applied for the job of...
View ArticleWanted: Fast FEA Solvers...
sparse solverShellFEMopen sourceFasteigenvaluesolverscstdirectiterativeLSTDKTSummary: I am thinking of informally conducting a specific case-study concerning the FEA solvers. The reference problem is a...
View ArticleAre Linear and Angular Momenta Interconvertible?
energymechanicsmathematicslinear momentummomentumangular momentumconservationindependenceTo the best of my knowledge, the two momentum conservation principles, namely, the conservation of linear- and...
View ArticleUse Only the Angular Quantities in Analysis? Three Sample Problems to...
energymechanicsmathematicslinear momentummomentumangular momentumconservationindependence A recent discussion at iMechanica following my last post here [^] leads to this post. The context of that...
View ArticleMohr's Circle---When Was the Last Time You Used It in Your Professional...
stressstrainFEMMohr's CircleTensor VisualizationVisualizationPost-ProcessorProfessional Engineering As a consultant in computational mechanics, I currently help write some FEM-related code, and while...
View ArticleHow to supply a visualization for the displacement gradient tensor
stressstrainsoftwareTensor VisualizationVisualizationdisplacementtoydisplacement gradientrotation Hi all, [Warning: The writing is long, as is usually the case with my posts :)] It all began with a...
View ArticleHow about having a special Mechanics Gallery here?
iMechanicaMechanics GalleryWhat is mechanics Here is an idea I submit for consideration by all iMechanicians, but esp. so by the admins and moderators. Discussion is welcome. Idea: Why not have a...
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