'Tau day' marked by opponents of maths constant pi. 28 June 2011Last updated at 09:46 By Jason Palmer Science and technology reporter, BBC News Fans of tau suggest it makes more sense than pi when describing fractions of a circle The mathematical constant pi is under threat from a group of detractors who will be marking "Tau Day" on Tuesday. Tau Day revellers suggest a constant called tau should take its place: twice as large as pi, or about 6.28 - hence the 28 June celebration. Tau proponents say that for many problems in maths, tau makes more sense and makes calculations easier. Not all fans of maths agree, however, and pi's rich history means it will be a difficult number to unseat.
"I like to describe myself as the world's leading anti-pi propagandist," said Michael Hartl, an educator and former theoretical physicist. "When I say pi is wrong, it doesn't have any flaws in its definition - it is what you think it is, a ratio of circumference to diameter. "It's surprising people haven't changed before. Alan Jones in Lee-on-the-Solent, UK. Automated Homebrewing System on Make: Live ep08. Demolition City - How-To Geek Arcade. Sunset Dreams Wallpaper Collection for Your Nexus 7 Sunset can be the perfect time to get away from it all, relax, and just enjoy daydreaming. Turn your Nexus 7′s screen into the perfect dream zone with the first in our series of Sunset Dreams Wallpaper collections. What are Seasons Like on Other Planets? Have you ever wondered what the weather might be like on the exo-planets scientists have discovered so far?
If so, then you will likely find Kepler 413B to be of great interest for its similarity to the seasons of Westeros in Game of Thrones! Mobius Bridges and Buildings Do you like the idea of buildings and bridges having a literal ‘twist’ built into their design? The Nicest Neighborhoods in the Universe The search for planets outside of our solar system has really started to yield results lately with one new discovery after another, but if humanity were to look for a new ‘galactic neighborhood’ to move into, what ‘qualities’ would be at the top of the list? Geek Girl Panties. Tatam | Actualités et Veille informatique, Internet et Geek. Geek Le Magazine. News | Art'n'games. Un Geek Une Fille. Le blog du prof geek. Le Geek Pauvre. Le Journal du Geek - Feed the Geek Inside.
Blog de Geeek, le blog geek ... Korben - Actualité informatique high tech et geek. PAPYGEEK – TOUS LES BONS TRUCS DU WEB, LE STREAMING, LES LOGICIELS INDISPENSABLES, L’IPHONE, LES SÉRIES TÉLÉ, LE MATÉRIEL HIGH-TECH ET LE MULTIMEDIA.