TY - JOUR AU - Castrillón López, Marco AU - Rosado, M. Eugenia AU - Soria, M. Eugenia PY - 2024 DO - 10.1007/s00009-024-02631-2 SN - 1660-5446 SN - 1660-5454 UR - https://hdl.handle.net/20.500.14352/104717 T2 - Mediterranean Journal of Mathematics AB - In this work, ruled surfaces in 3-dimensional Riemannian manifolds are studied. We determine the expressions for the extrinsic and sectional curvatures of a parametrized ruled surface, where the former one is shown to be non-positive. We also quantify... LA - eng PB - SpringerLink KW - Ruled surface KW - Riemannian mainfold KW - Sannia frame KW - Jacobi field KW - Differential invariant KW - Striction curve TI - Ruled Surfaces in 3-Dimensional Riemannian Manifolds TY - journal article VL - 21 ER -