Raul R. Silva

Victoria Silva1
Enrique Pouget1
1Victoria Silva
1Enrique Pouget
1Steven Dummit
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An Object-Oriented Programming (OOP) framework is presented for solving nonlinear structural mechanics problems by means of the Finite Element Method (FEM). Emphasis is placed on engineering applications (geometrically nonlinear beam model, and elastoplastic Cosserat continuum), and OOP is employed as an effective tool, which plays an important role in the(More)
Attention-deficit/hyperactivity disorder (ADHD) affects a large number of children. For decades, the stimulants have been the mainstay of pharmacological treatment for ADHD. Dexmethylphenidate (d-MPH), the d-isomer of the traditional racemic mixtures of d,l-threo-(R,R)-MPH, was recently introduced as another potential option in the stimulant class of(More)
DSM IV includes three clusters of items that are used to establish diagnoses for the Disruptive Behavior Disorders: Attention Deficit, Conduct, and Oppositional Defiant. In this report, we examine the feasibility of using the items in each cluster to form a rating scale. We studied eighty-four consecutive school-aged referrals to an inner-city child and(More)
Many children with Pervasive Developmental Disorders (PDD) display problematic behaviors similar to those seen in children with Attention Deficit Hyperactivity Disorder (ADHD). This paper will look at the controversy concerning diagnosing comorbid ADHD in children who meet criteria for PDD and review the existing literature examining the efficacy of(More)
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