Clifford Singer. Billboard Series. New York Soho. NYC. 2025
Clifford Singer. Billboard Series. Olympics Milano. 2026
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Clifford Singer. Moon Billboard. Cardioid. Domain: [0 < Theta < 2Pi]. 2025
Clifford Singer. Minkowskian Incycle of the Triangle Formed by the Angle Bisectors. 2025
Clifford Singer. Origin of the Coordinate System of Cardioid. 2025
Clifford Singer. Hyperbola with Parabola. Archival Ink on Canvas. 24 x 24 x 1.5 inches. 2024