[CALCULUS]. Extracts from Acta Eruditorum. Leipzig, 1686-1725. 4o. Many folding engraved plates. Provenance: Humanities Research Center, University of Texas; from the Library of Haskell F. Norman (bookplates). Includes: BERNOULLI, Jakob. "Dubium circa causum Gravitatis a rotatione vorticis terreni petitam," 1686; "Solutio algebraica problematis de quadrisectione trianguli scaleni," "Publ. nova ratio metiendi altitudines nubiam..." 1688; "Animadversio in Geometriam Cartesianam..." 1688; "Curvatura Laminae Elasticae..." 1694; "Explicationes, Annotationes et Additiones...curva elastica..." 1695. -- GREGORY, David. "Astronimae professoris ad Rev. Virum D. Henricum Aldrich..." 1698. -- PAPIN, Denis. "De Gravitas Causa et proprietatibus observationes," 1689; "Rotatilis suctor et pressor hassiacus..." 1689. -- L'HOSPITAL, Guillaume F.A. "Theorema novum de Quadrandis Cycloidibus basium circularium..." 1695. -- BERNOULLI, Johann. "Constructio facilis curvae accessus aequabilis a puncto data per rectificationem curvae algebraicae," "Modus generalis construendi omnes aequationes differentiales primi gradus," 1694; "Theorema Universale Rectificationi linearum curvarum inserviens," 1698; "Multisectio Anguli vel arcus, duplici equatione universali exhibita..." 1701; "De Motu Corpurum Gravium..." 1713; "Meditatio de Natura centri oscillationis," 1714; "Theorem novum habens ultilitatum in dividendis multiplicandisque angulis..." 1723. -- MOIVRE, Abraham de. "Aequationum quarundam potestatis tertiae..." 1709. -- WOLF, Christian von. "Meditatio de similitudine figurarum praesertim curvilinearum..." 1715. -- BERNOULLI, Nicholas. "Tentamen solutionis generalis problematis de construenda curva," "Exercitatio geometrica de trajectoriis orthoganalibus..." 1719. -- COTES, Roger. "Harmonia mensurarum, sive analysis et synthesis per rationem..." 1723. -- BERNOULLI, Daniel. "Explanatio notationum suarum..." 1725. -- 34 further extracts, mostly by Jakob and Johann Bernoulli. Together 55 extracts. (55)