.. index:: pair: page; SqrtBackward .. _doxid-dev_guide_op_sqrtbackward: SqrtBackward ============ General ~~~~~~~ SqrtBackward operation computes gradient for Sqrt. Operation attributes ~~~~~~~~~~~~~~~~~~~~ ==================================================================================================================== =========================================================================================== =========== ============================== ===================== Attribute Name Description Value Type Supported Values Required or Optional ==================================================================================================================== =========================================================================================== =========== ============================== ===================== :ref:`use_dst ` If true, use ``dst`` of Sqrt operation to calculate the gradient. Otherwise, use ``src`` . bool ``true`` (default), ``false`` Optional ==================================================================================================================== =========================================================================================== =========== ============================== ===================== 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`` / ``dst`` Required 1 ``diff_dst`` Required ====== ================== ===================== Outputs ------- ====== ============== ===================== Index Argument Name Required or Optional ====== ============== ===================== 0 ``diff_src`` Required ====== ============== ===================== Supported data types ~~~~~~~~~~~~~~~~~~~~ SqrtBackward operation supports the following data type combinations. ========== ========= ========= Src / Dst Diff_dst Diff_src ========== ========= ========= f32 f32 f32 f16 f16 f16 bf16 bf16 bf16 ========== ========= =========