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MECHANICA.

DEFINITIO I.

I. Mechanica cft difciplina mixtae mathefeos, inqua modus, corpora ponderosa, minore virtute, velsustentandi, vel mouendi, explicatur.

S C H O L I O N.

II. * Alii hoc titulo totam de motu grauium doBrinamdejigvant, de qua ■praeter ceteros accurate agunt Newtonprine, phil. nat. Lib. I. ct Hermann vs in phoronomia ,

Jiue libris II, de viribus et motibus corporum J'olidorum etfluidorum. Vtile etiam fuerit cum his coniungere, quaeWolfivj in elcm. mathef. vniuerf. Tom. Ii. Grave-

s a Si de in inflie. pkilof. Newton. et clem. phyf. mathein. <

Lib. I. item Mvsciienbroek in IntrodttEl. ad philofoph.natur, cap. V. feq. B. Martin in Philofoph. BritannicaT . I . Kaestner in den Anfangsgiiinden der anga-wandten Mathem. I. Abtheil. et Karsten iin Lehrbe-gviff der gefamten Mathein. Tom. 111. perfpicue et Jitc-ttncle de eodun argumento tradiderunt. Ipfam vero Me-chanicam illuflrant Galilaei, Casat i, Cartesii, ,

Wall isii, Borelli, Pardiesii, Io. Bernovlli,

Va RIGNON1I, EVLERI Ct d’ALEMBERTI Optra.

Ad praxin et vfum huius doElrinae viam monfirant Bes-so n v s, Ramellvs, Boeklervs, Fvrtenbachivs,

Levpoldvs et Beyervs, quorum theatra machinarumproflant. His addi poffunt MSnnichii Anleitung 2urAnordnung undBerechnung der gebrauchlichftenMafchi*nen, Aug. Vind. 1779. 8, et La mechanique appliquee auxarts, aux manufa&ures, a 1’agriculture et a la guerre, purM. Berthelot; a Paris, 1781.

DEFINITIO II.

III. Lima horizontalis ell, cuius putida fingulaaeqie distant a centro terrae.

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