Standard measures of competitive toughness fail to capture the fact that, as consumers optimize intertemporally, firms operating today compete with (as yet non-existent) businesses, which will be ...

New growth factor (NGF) and the related neurotrophins (brain-derived neurotrophic factor (BDNF) and neurotrophin-3 (NT-3)), affect the biological behavior of neuronal cells during the development, ...

SIAM Journal on Numerical Analysis, Vol. 3, No. 1 (Mar., 1966), pp. 143-156 (14 pages) In the numerical solution of operator equations Fx = 0, discretization of the equation and then application of ...

THE introduction of the Calculus at an early stage in a course of elementary mathematics has rendered necessary the substitution of simplified methods of treatment for those occurring in the earlier ...