If one retains the view that species are natural kinds one must confront the fact that a plethora of species concepts are available and as seen earlier, these species concepts do not always delineate the same species.
AT town meetings and forums of all kinds, one hears officials and politicians utter two popular refrains: We need to preserve more open space.
The Times's front page last Monday, a slow day, included exclusive articles of both kinds, one reporting that the F.B.I. has been questioning political demonstrators, and one registering a turn in teenage fashion from punk to preppy.
The multiresolution techniques involve two kinds, one is pyramid transform; another is wavelet transform.
A variety of formal languages are available to describe constraints of different kinds; one of them is a logical formalism called Linear Temporal Logic (LTL), whose syntax is described in Figure 1.
The chemical process is of two kinds: one that follows the viscose process used to produce rayon where the fiber is broken down with harsh chemicals and extruded through mechanical spinnerets.
