(idiomatic, colloquial) Very easy.

(law, England & Wales, formal, idiomatic) The unqualified and unrestricted ownership of an estate in land; freehold tenure.

plural of fee simple subject to condition subsequent

(law) A defeasible fee created with language reserving the right of the grantor to reclaim ownership of the land upon the occurrence of a specified condition (e.g. "if X event occurs, grantor reserves the right to reenter and retake"); upon occurrence of the condition, the grantor may decide to retake ownership or not.

plural of fee simple subject to executory limitation

(law) A defeasible fee created with clear durational language expressing a condition (e.g. "so long as", "until", "while") which causes ownership of a property to revest in a third party identified by the grantor if that condition comes about.

(law) Synonym of fee simple subject to executory interest

plural of fee simple subject to executory interest

Single, simple; not complex. / (telecommunications) Unidirectional.

(geometry, algebraic topology) An analogue in a space of arbitrary dimensionality of the triangle or tetrahedron; the convex hull of n+1 linearly independent points in n-dimensional space; in other words, the triangle, tetrahedron etc., generalized to an arbitrary number of dimensions.