.. index:: pair: page; GELU .. _doxid-dev_guide_op_gelu: GELU ==== General ~~~~~~~ GELU operation applies following formula on every element of :math:`\src` tensor (the variable names follow the standard :ref:`Naming Conventions `): .. math:: dst = 0.5 * src * (1.0 + erf(src) / \sqrt2) Operation attributes ~~~~~~~~~~~~~~~~~~~~ GELU operation does not support any attribute. Execution arguments ~~~~~~~~~~~~~~~~~~~ The inputs and outputs must be provided according to below index order when constructing an operation. Inputs ------ ====== ============== ===================== Index Argument Name Required or Optional ====== ============== ===================== 0 ``src`` Required ====== ============== ===================== Outputs ------- ====== ============== ===================== Index Argument Name Required or Optional ====== ============== ===================== 0 ``dst`` Required ====== ============== ===================== Supported data types ~~~~~~~~~~~~~~~~~~~~ GELU operation supports the following data type combinations. ===== ===== Src Dst ===== ===== f32 f32 f16 f16 bf16 bf16 ===== =====