Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.mrao.cam.ac.uk/~pjds/ascript/users/orbits.txt Дата изменения: Sat Oct 12 20:06:13 1996 Дата индексирования: Tue Oct 2 10:06:36 2012 Кодировка: Поисковые слова: релятивистское движение

{Clear the screen, and put up a title}
display_title(*** Orbital Positions ***)

{Set the default argument for first run through}
if (s1=.)
set_string(s1,Sun)
end_if

{For which object shall we make the calculation?}
ask_for_string(Calculate the position of which body,s1)

{Use the character variable c1 to flag an error}
set_character(c1,N)

{Check for allowed calculation types}
if (s1=sun)
set_character(c1,Y)
end_if
if (s1=moon)
set_character(c1,Y)
end_if
if (s1=mercury)
set_character(c1,Y)
end_if
if (s1=venus)
set_character(c1,Y)
end_if
if (s1=mars)
set_character(c1,Y)
end_if
if (s1=jupiter)
set_character(c1,Y)
end_if
if (s1=saturn)
set_character(c1,Y)
end_if
if (s1=uranus)
set_character(c1,Y)
end_if
if (s1=neptune)
set_character(c1,Y)
end_if
if (s1=elliptical)
set_character(c1,Y)
end_if
if (s1=parabolic)
set_character(c1,Y)
end_if

{Calculate the position and display the result if allowed}
if (c1=Y)
find_position(s1)
display_position(s1)
end_if

{Raise an objection if the requested calculation is illegal}
if (c1!Y)
set_normal_text(12)
new_line
write_string( +++ )
write_string(s1)
write_string( is not an allowed calculation type)
new_line
new_line
set_normal_text(7)
end_if

{Another calculation?}
ask_for_repeat