folium

fo·li·um  (fl-m) n. pl. fo·li·a (-l-) 1. Geology A thin, leaflike layer or stratum occurring especially in metamorphic rock. 2. Mathematics A plane cubic curve having a single loop, a node, and two ends asymptotic to the same line. [Latin, leaf; see bhel-3 in Indo-European roots.]

folium The equation of the folium of Descartes is: x3 + y3=3axy

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folium  (fl-m)

Plural folia

1. A thin, leaflike layer or stratum occurring especially in metamorphic rock.

2. A plane cubic curve having a single loop, a node, and two ends asymptotic to the same line. Also called folium of Descartes.

Thesaurus

Noun

1.

folium - a thin layer or stratum of (especially metamorphic) rock geological formation, formation - (geology) the geological features of the earth