is more than just a calculating tool this is a great calculating machine especially to help calculate PSAK 73 / IFRS 16 which is quite complicated so that we can leave our excel calculations, with fast implementation and consultant mastery of PSAK 73 / IFRS 16 problems that are very helpful in terms of configuration in the system and the adoption of user switching from manual to the system. The added value of this Hamilton engine is the builtin function in our SAP ECC 6 ERP so we don't need to maintain systems outside of SAP