... Observatory tours are usually conducted by the Librarian, who in 2000 showed approximately 500 individuals from 19 different countries around the Observatory. These figures highlight the success of the Armagh Observatory's `open door' policy to attract visits by interested members of the public, groups and societies. ... In addition to tours, the Observatory also organized several public lectures, and hosted a number of special events during 2000. ...

... 17.1 New features . ... Pure procedures . ... A function NULL to nullify a pointer . ... Complete version of END INTERFACE Pure functions are functions without side effects, and elemental functions are pure functions with only scalar arguments and with scalar result. ... Elemental functions are pure functions with only scalar dummy arguments (not pointers or procedures) and with scalar result (not pointer). That a function is elemental can be indicated with the new ELEMENTAL prefix. ...