dmd ~master (2023-11-01T14:17:50Z)

cos

Returns cosine of x. x is in radians.

Special Values
x	cos(x)	invalid?
NaN	NaN	yes
±∞	NaN	yes

@nogc nothrow @safe pure

float

cos

(

float x

)

Bugs

Results are undefined if |x| >= 2⁶⁴.