| __Laplace operator: Facts and details from Encyclopedia Topic__ *(Site not responding. Last check: 2007-10-14)* |

| | In vector calculus, the divergence is an **operator** that measures a vector fields tendency to originate from or converge upon a given point.... |

| | In mathematics, the exterior derivative **operator** of differential topology, extends the concept of the differential of a function... |

| | In mathematics, the discrete **laplace** **operator** is an analog of the continuous **laplace** **operator**, but defined so that it has meaning on a graph or a lattice... |

| www.absoluteastronomy.com /encyclopedia/l/la/laplace_operator.htm (3282 words) |