There’s a TV commercial about a young girl expressing doubts that she’s the biological child of her parents who are both good at math while she is not. The story line paints in broad strokes a general ...

Mathematica needs you! Add, subtract, divide and multiply your way to victory. Meet the Karate Cats and practice spelling, grammar and punctuation as you chop, kick and smash the challenges. Join ...

Abstract: The main objective of study is to control the emission from diesel engine and improve the performance by using the emulsified fuel. A single cylinder, water cooled, four stroke diesel engine ...