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A database of graded rings in algebraic geometry, including classifications of toric varieties, polarised K3 surfaces, and Fano 3-folds and 4-folds.

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	แจกโบนัสฟรี ไม่ต้องฝาก Search the database A database of graded rings in algebraic geometry, including classifications of toric varieties, polarised K3 surfaces, and Fano 3-folds and 4-folds. Surfaces Toric log del Pezzo surfaces Toric l-reflexive surfaces K3 surfaces or big table Elliptic K3 surfaces 3-folds Fano 3-folds or big table Toric terminal Fano 3-folds Toric canonical Fano 3-folds 3d Minkowski period sequences or big table Calabi-Yau 3-fold hypersurfaces Calabi-Yau 3-orbifolds Canonical 3-folds 4-folds Fano 4-fold terminal wps Quasismooth Fano 4-fold hypersurfaces Quasismooth Calabi-Yau 4-fold hypersurfaces Quasismooth 4-fold hypersurfaces of general type 4-dimensional quantum periods Miscellaneous Smooth toric Fano varieties Small polygons Downloads Updates and corrections