Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

This course is compulsory on the MPhil/PhD in Mathematics. This course is available with permission as an outside option to students on other programmes where regulations permit. Other members of the ...

The BBC is not responsible for the content of external websites BBC SCIENCE is provided for general information only, and should not be treated as a substitute for the medical advice of your own ...

The formula is H 2 O so the dot and cross diagram includes two H atoms and one O atom. H has 1 outer electron. O has 6 outer electrons. The H circles must each overlap the O circle. Nitrogen molecules ...

In the process of replicating themselves, cells have another choice: do they want to make an identical copy and be left with two cells? Or do they want to make four “half-copies”, in preparation for ...

Food web is an important conceptual tool for illustrating the feeding relationships among species within a community, revealing species interactions and community structure, and understanding the ...

A food web is a detailed interconnecting diagram that shows the overall food relationships between organisms in a particular environment. The simplest explanation is that food webs are "who eats whom" ...

Abstract: Analytic combinatorics in several variables is a branch of mathematics that deals with deriving the asymptotic behavior of combinatorial quantities by analyzing multivariate generating ...

Complex network diagrams typically involve specific place of icons, connections and labels using a tool like Visio or OmniGraffle using a mouse and constantly zooming in and out for single pixel ...

Hone the skills you need to solve problems in computer science, business, communications, and more. Combinatorics looks at permutations and combinations. Optimization explores ways to make any ...