...Crude census-figures were obtained by utilizing the Lincoln Indexand computing the total on the basis of the ratio of marked (andrecognizable) individuals to others caught in a sampling period... 
Henry S. Fitch 「Ecology of the Opossum on a Natural Area in Northeastern Kansas」
...He invented a mathematical method which he used for computing the ratio of thepolar to the equatorial diameter...
George Forbes 「History of Astronomy」
...This led Euler to write a valuable essay disclosing a newmethod of computing perturbations, called the instantaneous ellipse withvariable elements...
George Forbes 「History of Astronomy」
...Piazzi fell ill before he had enoughobservations for computing the orbit with certainty, and the planet disappearedin the sun’s rays...
George Forbes 「History of Astronomy」
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Aragon mash rightfully
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