نتایج جستجو برای: wallis tests

تعداد نتایج: 343197  

Journal: :European journal of orthodontics 2011
Raúl Navarro Ascensión Vicente Antonio J Ortiz Luis A Bravo

The purpose of this study was to evaluate the effects of Coca-Cola and Schweppes Limón on bond strength, adhesive remnant, and microleakage beneath brackets. One hundred and twenty upper central incisor brackets were bonded to bovine incisors and divided into three groups: (1) Control, (2) Coca-Cola, and (3) Schweppes Limón. The teeth were submerged in the drinks three times a day for 15 minute...

Journal: :The American Mathematical Monthly 2014
Iddo Ben-Ari Diana Hay Alexander Roitershtein

A famous “curious identity” of Wallis gives a representation of the constant π in terms of a simply structured infinite product of fractions. Sondow and Yi [Amer. Math. Monthly 117 (2010), 912-917] identified a general scheme for evaluating Wallis-type infinite products. The main purpose of this paper is to discuss an interpretation of the scheme by means of Pólya urn models.

Journal: :The American Mathematical Monthly 2007

Journal: :Journal of Inequalities and Applications 2015

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