text: ////////////////////////////////////////////////////////////////////////////////
  // Copyright (c) 2014-2021, Lawrence Livermore National Security, LLC.
  // Produced at the Lawrence Livermore National Laboratory.
  // Written by the LBANN Research Team (B. Van Essen, et al.) listed in
  // the CONTRIBUTORS file. <lbann-dev@llnl.gov>
  //
  // LLNL-CODE-697807.
  // All rights reserved.
  //
  // This file is part of LBANN: Livermore Big Artificial Neural Network
  // Toolkit. For details, see http://software.llnl.gov/LBANN or
  // https://github.com/LLNL/LBANN.
  //
  // Licensed under the Apache License, Version 2.0 (the "Licensee"); you
  // may not use this file except in compliance with the License.  You may
  // obtain a copy of the License at:
  //
  // http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  // implied. See the License for the specific language governing
  // permissions and limitations under the license.
  ////////////////////////////////////////////////////////////////////////////////
  
  #ifndef LBANN_INCLUDE_LBANN_OPERATORS_MATH_BINARY_HPP_INCLUDED
  #define LBANN_INCLUDE_LBANN_OPERATORS_MATH_BINARY_HPP_INCLUDED
  
  #include "lbann/operators/declare_stateless_op.hpp"
  
  namespace lbann {
  
  // Arithmetic operations
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Add, "add");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Subtract, "subtract");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Multiply, "multiply");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Divide, "divide");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Mod, "modulo");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Pow, "power");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(SafeDivide, "safe divide");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(SquaredDifference,
                                               "squared difference");
  
  // Comparison operations
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Max, "maximum");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Min, "minimum");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Equal, "equal");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(NotEqual, "not equal");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Less, "less than");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(LessEqual, "less than or equal");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(Greater, "greater than");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(GreaterEqual,
                                               "greater than or equal");
  
  // Logical operations
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(LogicalAnd, "logical and");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(LogicalOr, "logical or");
  LBANN_DECLARE_STATELESS_ELEMENTWISE_OPERATOR(LogicalXor, "logical xor");
  
  } // namespace lbann
  
  #endif // LBANN_INCLUDE_LBANN_OPERATORS_MATH_BINARY_HPP_INCLUDED
  