Automatization of Practices and Algorithms > Getting Started with the Calculation Algorithms Extension in the Web Application > Building Calculation Algorithm > Inserting Repository Objects
Inserting repository objects enables the user to add data sources and data consumers into the working area. This ensures visual presentation of the calculation algorithm.
To insert a repository object:
Execute one of the operations:
Click the 
Repository Object button on the toolbar.
Select the Add > Repository Object item in the working area's context menu.
Select the repository object on the side panel and click the Apply button.
After executing the operations the selected repository object is inserted on the working area.
See also:
Building Calculation Algorithm
