A team from the Institute for Advanced Study, Emory University in the US, and the Weizmann Institute of Science, Israel, has developed a new mathematical framework to understand how humans store ...

A small tree outside McRae-Helena City Hall is becoming a community Christmas project, with residents invited to help ...

Let b be an integer greater than 1 and let Wε=(Wn ε;n≥ 0) be a random walk on the b-ary rooted tree Ub, starting at the root, going up (resp. down) with probability 1/2 + ε (resp. 1/2 - ε), ε ∈ (0, ...

Coalescents with multiple collisions, also known as Λ-coalescents, were introduced by Pitman and Sagitov in 1999. These processes describe the evolution of particles that undergo stochastic ...

STATEN ISLAND, N.Y. -- Have you ever noticed an abnormal growth on the trunk of a tree that looked rather tumorous -- all bumpy and wart-like? Examples can be seen on random trees just about anywhere.

Green activists on Monday said municipal commissioner Kunal Kumar should hold hearing on every application of tree felling and stop haphazard chopping in the city. PUNE: Green activists on Monday said ...