disturbance.It is shown that the existence of an insulating layer at the base of this region, namely the non-ionized atmosphere, completely changes the type of control exerted by the magnetic field, allowing a class of motions to occur freely without the need to overcome any magnetic forces. ...
acces sib le at the tim e of this article.a g eneral idea of the site conditions for each site can only be d eri v ed by the mod est info rm ation g iv en in the recording d ata fi les. Therefore,site conditions are classifi ed as simply soil or rock.Figure 1 shows ...
If five to ten per cent as much radioactivity as that contained in the crust is concentrated in the central region of the Earth inside the Lehmann-Gutenberg discontinuity, convection in the fluid core will take place. A study of the lunar perturbations of the core, tidal, precessional, and ...
The teaching of motion activities in rehabilitation, sports, and professional work has great social significance. However, the automatic teaching of these activities, particularly those involving fast motions, requires the use of an adaptive system that can adequately react to the changing stages and ...