Linjeforeningen Nabla is an organization for students in the civil engineering program Physics and Mathematics at NTNU. The association's aim is to promote the students' interests and facilitate networking among the members. Nabla arranges a varied selection of social and academic activities, which give students the opportunity to get involved and develop their skills.
The association has 25 different subgroups covering different areas of interest, and offers resources such as NablaWiki and Nablabanken. Activities such as JouleBohr and BedEx are also part of the offer, in addition to a separate podcast called Skråtcast. Nabla also offers room booking and equipment lending to support the students' activities and projects.