Dynamic programming for stochastic target problems, Viscosity solutions and hedging in markets with Portfolio constraints and large investors

The purpose of this expository arti le is to present a self- ontained overview of some results on the hara terization of the optimal value fun tion of a sto hasti target problem as (dis ontinuous) vis osity solution of a ertain dynami programming PDE and its appli ation to the problem of hedging ontingent laims in the presen e of portfolio onstraints and large investors

Vowel target articulation of the deaf

This paper discusses a study to demonstrate improvement in vowel articulation ability by direct acoustic measurement of the format frequencies of vowels before and after training.

Hit the target: language activities designed to develop simple grammatical structures

This paper discusses language therapy activities for helping hearing impaired children acquire language.