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In emergencies they should make every effort to notify class members and the local unit or program office as soon as practicable . These gives an algebraic algorithm to compute symbolically all local maxima of the Likelihood function . If no agreements are created , the school sees roughly a zero increase in revenue even though the local tax revenues increase significantly because of the farm 's presence . Unless excused by the local unit administrator , faculty are expected to be available for advising and other duties during the week preceding the start of each semester . In Newry , a town near the border , the local incident centre was closed shortly after its opening because of a lack at interest among Provos there in this sort of political / policing work . An example is the POSIX tzname ( ) call , which takes no arguments , but returns two , the local time zone 's standard and summer time abbreviations .