Note 4 — DEVELOPMENT OF GRAVITY PENDULUMS IN THE 19th CENTURY
Reading edition
Christiaan Huygens, Horologium oscillatorium, sive de motu pendulorum ad horologia adaptato demonstrationes geometricae (Paris, 1673), proposition 20.
Reading edition
Christiaan Huygens, Horologium oscillatorium, sive de motu pendulorum ad horologia adaptato demonstrationes geometricae (Paris, 1673), proposition 20.