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.rm #[ #] #H #V #F C
.IX Title "sinh Cg"
.TH sinh Cg "" "Cg Toolkit 2.2" "Cg Standard Library"
.UC
.SH "NAME"
\&\fBsinh\fR \- returns hyperbolic sine of scalars and vectors.
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 5
\&  float  sinh(float a);
\&  float1 sinh(float1 a);
\&  float2 sinh(float2 a);
\&  float3 sinh(float3 a);
\&  float4 sinh(float4 a);
.Ve
.Vb 5
\&  half   sinh(half a);
\&  half1  sinh(half1 a);
\&  half2  sinh(half2 a);
\&  half3  sinh(half3 a);
\&  half4  sinh(half4 a);
.Ve
.Vb 5
\&  fixed  sinh(fixed a);
\&  fixed1 sinh(fixed1 a);
\&  fixed2 sinh(fixed2 a);
\&  fixed3 sinh(fixed3 a);
\&  fixed4 sinh(fixed4 a);
.Ve
.SH "PARAMETERS"
.IX Header "PARAMETERS"
.Ip "a" 8
.IX Item "a"
Vector or scalar of which to determine the hyperbolic sine.
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
Returns the hyperbolic sine of \fIa\fR.
.PP
For vectors, the returned vector contains the hyperbolic sine of each
element of the input vector.
.SH "REFERENCE IMPLEMENTATION"
.IX Header "REFERENCE IMPLEMENTATION"
\&\fBsinh\fR for a scalar \fBfloat\fR could be implemented like this.
.PP
.Vb 4
\&  float sinh(float x)
\&  {
\&    return 0.5 * (exp(x)-exp(-x));
\&  }
.Ve
.SH "PROFILE SUPPORT"
.IX Header "PROFILE SUPPORT"
\&\fBsinh\fR is supported in all profiles except fp20.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
acos, cos, cosh, exp, tanh
