Global names

Thus, according to Dupayrat,7 the basic heterocycle is chromeno-[3, 4-6]chromene (11). Consequently, rotenoids are furo[2,3-A]chromano-[3,4-6]chromanones (12), and rotenone (13) is 2-isopropenyl-8,9-dime-thoxy-6-oxo-l,2,6a,12a-tetrahydrofuro[2,3-/i]chromeno[3,4-6]chromene. On the other hand, compound 11 has been given a global name, rotox-ene,14,15 which makes the nomenclature more manageable, but does not seem to have been generally accepted. The nomenclature here adopted for rotenoids is that of Chemical Abstracts unfortunately this has... 

These compact forms were proposed by Coffey et al. [71] and Shliomis and Stepanov [72], respectively. We emphasize that both formulas (4.105) are interpolations, not merely asymptotics. As such, they are valid globally, namely, for the entire range of the parameter ct. This circumstance considerably facilitates all the approximate calculations. 

Use Create Names to assign the name to the cell or range in the range of selected sheets. This procedure will assign a global name in the workbook but will "overwrite" this global name with a local name in all of the selected sheets except the active sheet... 

Use Define Name to change the global name to a local name in the active sheet as described in the preceding box. 

Choose Define Name and delete the global name, if you wish. 

MIMD parallel computers are usually divided into shared and distributed memory types. In the shared memory case, multiple processors are connected to memory by a switch so that any processor can access any memory location, and all processors have access to the same global name space. Thus, when each processor refers to the variable x they are all refering to the same location in the shared memory. The shared memory approach to parallelism is attractive because in porting an application from a sequential to a shared memory parallel computer usually only a few changes are required in the sequential... 

The processors of a machine executing a parallel application need to be able to share data. We saw this in our discussion in Section IV of the parallel solution of Laplace s equation—processors need to share data associated with the boundaries of their subdomains. There are two mains ways for processors to share data through message passing or a global name space, and we now give an overview of these approaches. 

In this section, the adiabatic picture will be extended to include the non-adiabatic terais that couple the states. After this has been done, a diabatic picture will be developed that enables the basic topology of the coupled surfaces to be investigated. Of particular interest are the intersection regions, which may form what are called conical intersections. These are a multimode phenomena, that is, they do not occur in ID systems, and the name comes from their shape— in a special 2D space it has the fomi of a double cone. Finally, a model Flamiltonian will be introduced that can describe the coupled surfaces. This enables a global description of the surfaces, and gives both insight and predictive power to the fomration of conical intersections. More detailed review on conical intersections and their properties can be found in [1,14,65,176-178]. 

Syntheses are no longer viewed in terms of known name reactions and single steps, but as the global transformation of a skeleton and its pattern of polarities and potential charges obtained through the lieterolysis of a bond that can be stabilised by entire classes of substituents. 

Globally, BASF, Bayer (Miles in North America), Dow, and ICI historically have been the leading producers of aromatic isocyanates. In North America, Olin is a principal suppHer of TDI and aUphatic isocyanates. Rhc ne-Poulenc and Hoechst are principal suppHers in Europe. A listing of all the principal global suppHers and their respective products and trade names is presented in Tables 5 and 6. A breakdown of isocyanate demand by region is presented in Table 7. 

Common statement—Defines a common block of global variables (one common block may have no specified name)... 

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