In algebraic geometry, a Fano variety, introduced in (Fano 1934, 1942), is a non-singular complete variety whose anticanonical bundle is ample.
Fano varieties are quite rare, compared to other families, like Calabi–Yau manifolds and general type surfaces.
Read more about Fano Variety: The Example of Projective Hypersurfaces, Some Properties, Classification in Small Dimensions
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