Ferdinand Ernst Karl count of Herberstein (died 1720) was a German mathematician and a military officer.^[1]

Life

Son of Karl Sigmund, he lived in Bohemia. He wrote several books about mathematics and geometry. Some of the books are signed using the pseudonym of "Amari de Lapide".^[2]

Works

• Norma et regula statica intersectione circulorum desumta, Praga 1686
• Mathemata adversu umbratiles Petri Poireti impetus propugnata, Praga, 1709
• Diatome circulorum seu specimen geometricum, Praga, 1710
• Erotema politico-philologicum an studium Geometriae rempublicam administranti obstaculo sit an adminiculo?, Praga, 1712
• Herberstein, Ferdinand Ernst Karl (1716). Cyclo-diatomia (in Latin). Pragae: typis universitatis Carolo-Ferdinandeae in Collegio sJesu ad sClementem.
• (Amari de Lapide) De machinis pro rei tormentariae incremento etc. tractandis
• (Amari de Lapide) Artis technicae via plana et facilis, Stettino 1736