| 释义 |
Nabla may refer to one of the following: - the nabla symbol ∇
- the vector differential operator, also called del, denoted by the nabla
- Nabla, tradename of a type of rail fastening system (of roughly triangular shape)
- Nabla (moth), a genus of moth
- Nabla (instrument), the Greek word for a Phoenician or Hebrew stringed instrument after the triangular shape of which all of the above are named
- Nabla (Student organisation), a student organisation at the Norwegian University of Science and Technology
{{disambiguation}} |