If particles are scattered at random on a line, a plane or in a volume, they will partially overlap and on average cover a certain fraction of the space. Expressions for the variance in the coverage ...

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Let T be a subset of the set I of non-negative integers. Define f(θ) = ∑ a(x)θx where the summation extends over T and $a(x) > 0, \theta \geqq 0$ with θ ε Θ ...