9
Computer software for technical mathematical calculations for use in the fields of mathematics, engineering, and science, and manuals and instruction handbooks sold together as a unit; computer software for use in the fields of computer-aided engineering and design; computer software for use in the fields of virtual prototyping and experiments; computer graphics software; computer software for use in the fields of multiphysics modeling, simulation, and optimization; computer software for use in the fields of reaction engineering modeling, simulation, and optimization
42
Computer programming for others; computer consulting and technical support services, namely, assisting clients in running models and providing analysis of simulation results; providing maintenance and repair to computer software applications; providing updates to computer software applications; computer software consultation; technical support services, namely, troubleshooting in the nature of diagnosing and repairing computer software problems; providing temporary use of computer software for technical mathematical calculations for use in the fields of mathematics, engineering, and science; providing temporary use of computer software for use in the fields of multiphysics modeling, simulation, and optimization; providing temporary use of computer software for use in the fields of reaction engineering modeling, simulation, and optimization; leasing of computer software for technical mathematical calculations for use in the fields of mathematics, engineering, and science; leasing of computer software for use in the fields of multiphysics modeling, simulation, and optimization; leasing of computer software for use in the fields of reaction engineering modeling, simulation, and optimization; research and development in the field of computer software
45
Licensing of computer software for technical mathematical calculations for use in the fields of mathematics, engineering, and science; licensing of computer software for use in the fields of multiphysics modeling, simulation, and optimization; licensing of computer software for use in the fields of reaction engineering modeling, simulation, and optimization