Gnaviyani Atoll Gnaviyani Atoll Gnaviyani Atoll is one of the administrative divisions of the Maldives corresponding to the natural atoll, Fuvahmulah. Surfacewise this is the smallest administrative unit in the Maldives, situated in the Equatorial Channel (Addu - Mulah Kandu) between Huvadhu Atoll and Addu Atoll. The atoll of Fuvahmulah corresponding to this administrative division is the 25th natural atoll of the Maldives. Some people due to lack of knowledge or as part of a prevailing misconception erroneously mention that Fuvahmulah is not an atoll. An island of coral that encircles a lagoon partially or completely is what we call an atoll.
Substance theory is Descartes' substance dualism. Baruch Spinoza denied Descartes' "real distinction" between mind and matter. Substance, according to Spinoza, is one and indivisible, but has multiple "attributes". He regards an attribute, though, as "what we conceive as constituting the [single] essence of substance". The single essence of one substance can be conceived of as material and also, consistently, as mental. What is ordinarily called the natural world, together with all the individuals in it, is immanent in God: hence his famous phrase "deus sive natura" ("God or Nature"). John Locke views substance through a corpuscularian lens where it exhibits two types