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JULIAN.LIB
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1987-03-19
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384 b
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[
TEXT/MARC
]
function julian(dd,mm,yyyy: integer): integer;
var jm,jy: integer;
begin
case mm of
1,2 : begin
jy:=yyyy-1;
jm:=mm+13
end
else
begin
jy:=yyyy;
jm:=mm
end;
julian:=trunc(365.25*jy)+trunc(30.6001*jm)+dd+1720982
end; { julian }