Problem: OnnumbertheoryhestudiedavarietyoftopicsincludingWaring'sproblem,Diophantineapproximationandsomeproblemsinalgebraicnumbertheory.
What's a sentence that uses these characters?
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On number theory he studied a variety of topics including Waring 's problem, Diophantine approximation and some problems in algebraic number theory .


Problem: Extra400,-DKKperpersonfordrinksduringdinner(housewine/beer/soda)
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Extra 400,- DKK per personfor drinks during dinner (house wine/beer/soda)


Problem: Incomparison,mortalityofthecrustacean,Gammaruspulex,firstoccurredatconcentrationsinthemgl-1range,andthenonlyaftercontinuousexposureforseveraldays.
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In comparison, mortality of the crustacean, Gammarus pulex, first occurred at concentrations in the mg l-1 range, and then only after continuous exposure for several days.


Problem: Clicon(alsoknownasClicupandClickon)isaprogramthatpromisestoprovidepersonalizedoffersandpromotions.
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Clicon (also known as Clicup and Clickon) is a program that promises to provide personalized offers and promotions.