| VCFx_tanh | VCDx_tanh | VCEx_tanh |
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| Function | Hyperbolic tangent function |
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| Syntax C/C++ | #include <VFmath.h>
int VF_tanh( fVector Y, fVector X, ui size );
int VFx_tanh( fVector Y, fVector X, ui size, float A, float B, float C ); |
| C++ VecObj | #include <OptiVec.h>
int vector<T>::tanh( const vector<T>& X );
int vector<T>::x_tanh( const vector<T>& X, const T& A, const T& B, const T& C ); |
| Pascal/Delphi | uses VFmath;
function VF_tanh( Y, X:fVector; size:UIntSize ): IntBool;
function VFx_tanh( Y, X:fVector; size:UIntSize; A, B, C:Single ): IntBool; |
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| CUDA function C/C++ | #include <cudaVFmath.h>
int cudaVF_tanh( fVector d_Y, fVector d_X, ui size );
int cudaVFx_tanh( fVector d_Y, fVector d_X, ui size, float A, float B, float C );
int cusdVFx_tanh( fVector d_Y, fVector d_X, ui size, float *d_A, float *d_B, float *d_C );
int VFcu_tanh( fVector h_Y, fVector h_X, ui size );
int VFxcu_tanh( fVector h_Y, fVector h_X, ui size, float A, float B, float C );
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| CUDA function Pascal/Delphi | uses VFmath;
function cudaVF_tanh( d_Y, d_X:fVector; size:UIntSize ): IntBool;
function cudaVFx_tanh( d_Y, d_X:fVector; size:UIntSize; A, B, C:Single ): IntBool;
function cusdVFx_tanh( d_Y, d_X:fVector; size:UIntSize; d_A, d_B, d_C:PSingle ): IntBool;
function VFcu_tanh( h_Y, h_X:fVector; size:UIntSize ): IntBool;
function VFxcu_tanh( h_Y, h_X:fVector; size:UIntSize; A, B, C:Single ): IntBool;
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| Description | simple versions:
| Yi = | tanh( Xi ) |
| = | exp( Xi ) - exp( −Xi )
exp( Xi ) + exp( −Xi ) |
expanded versions:
Yi = C * tanh( A*Xi+B ) |
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| Error handling | These functions should be error-proof. |
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| Return value | always FALSE (0). |
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