インテル® Fortran コンパイラー XE 13.1 ユーザー・リファレンス・ガイド
Elemental Intrinsic Function (Generic): Produces the tangent of an argument.
result = TAND (x)
x
(Input) Must be of type real. It must be in degrees and is treated as modulo 360.
The result type and kind is the same as x.
Specific Name
Argument Type
Result Type
TAND
REAL(4)
DTAND
REAL(8)
QTAND
REAL(16)
TAND (2.0) has the value 3.4920771E-02.
TAND (0.8) has the value 1.3963542E-02.