Mark Hughes (motorsport) His appointment was made by the Secretary of State and was for three years. Mark left Bahrain in 2009 and was asked to help set up the new Middle East facility in Abu Dhabi, Yas Marina Circuit. Mark was a specialist consultant on the project and contributed significantly in getting the venue ready for the first race in November 2009. The Yas Marina Circuit set new standards for a motorsport venue and was the first circuit to host a day/night race. Yas Marina Circuit also won the presitigous FIA Formula One World Championship Race Promoters Trophy. The Abu Dhabi consultancy
Boolean circuit "m" nodes which are labeled as the outputs. The edges must also have some ordering, to distinguish between different arguments to the same Boolean function. As a special case, a propositional formula or Boolean expression is a Boolean circuit with a single output node in which every other node has fan-out of 1. Thus, a Boolean circuit can be regarded as a generalization that allows shared subformulas and multiple outputs. A common basis for Boolean circuits is the set {AND, OR, NOT}, from which all other Boolean functions can be constructed. The Circuit Value Problem, the problem of computing the