Explore: Natural Forms

suggests that the physical world is not as real or true as Forms. According to this theory, Forms—conventionally capitalized and also commonly translated

Many forms observed in nature can be related to geometry; for example, the chambered nautilus grows at a constant rate and so its shell forms a logarithmic

mathematical logic and proof theory, a derivation in normal form in the context of natural deduction refers to a proof which contains no detours — steps

periods. Some forms of poetry carry a consistent and well-defined rhyming scheme, such as the chant royal or the rubaiyat, while other poetic forms have variable

them prone to natural forms of erosion, mainly tidal actions, resulting in a relatively short geological lifespan. Capes can be formed by glaciers, volcanoes

formal language, the meaning of a logical form can be determined unambiguously from syntax alone. Logical forms are semantic, not syntactic constructs;

process of use, repetition, and change and in forms such as written, spoken and signed. Categorization as natural includes languages associated with linguistic

A natural arch, natural bridge, or (less commonly) rock arch is a natural landform where an arch has formed with an opening underneath. Natural arches

hedge is a simple form of topiary used to create boundaries, walls or screens. European topiary dates from Roman times. Pliny's Natural History and the

new modernist aesthetic that was based on precisely exposed images of natural forms and found objects. The late 1920s and early 1930s were a time of substantial