background preloader

Arvind90

Facebook Twitter

Arvind Ravichandran

Popular Science - A Nerd’s Guide to Reading. Restaurant Tales. Jack The Bounty Hunter. The Final 3 - Amazing Math Card Trick. Love Quotes. The Open Organisation Of Lockpickers :: Meetings. This is a repository of the most up-to-date versions of Deviant's lock diagrams and animations. Seen in all of the TOOOL educational materials and slide decks, these files are all released under the Creative Commons license. You are free to use any of them for non-commercial purposes, as long as they are properly attributed and the same freedom for others is maintained in all derivative works. Please note that these diagrams have evolved and developed over time.

While Deviant is still proud of the older versions of his images, if you still have copies of legacy material they should all be replaced with the latest versions available here. Each image shown below in thumbnail form can be accessed in high resolution individually, or you can obtain the full set from the zip archive at the bottom of this page. Lock Basics and Mechanical Operation How pin tumblers are arranged and how locks operate (or fail to) with conventional keys Introduction to Lockpicking Manipulation-Resistant Locks. V.5.5] - All Databases Home. 110.201 Linear Algebra. Circadian rhythm. Some features of the human circadian (24-hour) biological clock History[edit] The earliest recorded account of a circadian process dates from the 4th century B.C.E., when Androsthenes, a ship captain serving under Alexander the Great, described diurnal leaf movements of the tamarind tree.[1] The observation of a circadian or diurnal process in humans is mentioned in Chinese medical texts dated to around the 13th century, including the Noon and Midnight Manual and the Mnemonic Rhyme to Aid in the Selection of Acu-points According to the Diurnal Cycle, the Day of the Month and the Season of the Year.[2] The first recorded observation of an endogenous circadian oscillation was by the French scientist Jean-Jacques d'Ortous de Mairan in 1729.

The term circadian was coined by Franz Halberg in the 1950s.[10] Criteria[edit] To be called circadian, a biological rhythm must meet these three general criteria:[11] Origin[edit] The simplest known circadian clock is that of the prokaryotic cyanobacteria. Mitsubishi Evo vs. Subaru Impreza - Top Gear - BBC. #3038363.

Pearltrees videos

Getting started.