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ACOS
— Arccosine functionACOS(X)
computes the arccosine of X (inverse of COS(X)
).
RESULT = ACOS(X)
X | The type shall either be REAL with a magnitude that is
less than or equal to one - or the type shall be COMPLEX .
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program test_acos real(8) :: x = 0.866_8 x = acos(x) end program test_acos
Name | Argument | Return type | Standard
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ACOS(X) | REAL(4) X | REAL(4) | Fortran 77 and later
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DACOS(X) | REAL(8) X | REAL(8) | Fortran 77 and later
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