{"title": "Variational Methods", "covers": [9975730], "key": "/works/OL20782153W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2855691A"}}], "type": {"key": "/type/work"}, "subjects": ["Partial Differential equations", "Mathematics", "Differential equations, partial", "Mathematical optimization", "Calculus of Variations and Optimal Control; Optimization"], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2020-05-22T06:44:00.538611"}, "last_modified": {"type": "/type/datetime", "value": "2026-06-21T23:50:38.653256"}}