[111.] III. DOMINI GREGORII RESPONSUM AD ANIMADVERSIONES DOMINI HUGENII, IN EJUS LIBRUM, DE VERA CIRCULI ET HYPERBOLÆ QUADRATURA.

[112.] PROP. X. PROBLEMA.

[113.] Tom. II. Nnn

[114.] CONSECTARIUM.

[115.] IV. EXCERPTA EX LITERIS Dni. HUGENII DE RESPONSO, QUOD Dnus. GREGORIUS DEDIT AD EXAMEN LIBRI, CUI TITULUS EST, VERA CIRCULI ET HYPERBOLÆ QUADRATURA.

[116.] V. EXCERPTA EX EPISTOLA D. JACOBI GREGORII, CONTINENTE QUASDAM EJUS CONSIDERATIO-NES, SUPER EPISTOLA D. HUGENII, IMPRESSA IN VINDICATIONEM EXAMINIS SUI LIBRI, DE VERA CIRCULI ET HY-PERBOLÆ QUADRATURA.

[117.] FINIS.

[118.] CHRISTIANI HUGENII GEOMETRICA VARIA. Tom. II. Ppp

[119.] I. CONSTRUCTIO LOCI AD HYPERBOLAM PER ASYMPTOTOS.

[120.] DEMONSTRATIO.

[121.] II. DEMONSTRATIO REGULÆ DE MAXIMIS ET MINIMIS.

[122.] Tom. II. Qqq

[123.] III. REGULA Ad inveniendas Tangentes linearum curvarum.

[124.] Tom. II. Rrr

[125.] IV. CHRISTIANI HUGENII EPISTOLA DE CURVIS QUIBUSDAM PECULIARIBUS.

[126.] V. PROBLEMA AB ERUDITIS SOLVENDUM: A JOHANNE BERNOULLIO IN ACTIS LIPSIENSIBUS ANNI MDCXCIII. PROPOSITUM.

[127.] Tom. II. Ttt

[128.] VI. C. H. Z. DE PROBLEMATE BERNOULLIANO IN ACTIS LIPSIENSIBUS PROPOSITO.

[129.] VII. C. H. Z. CONSTRUCTIO UNIVERSALIS PROBLEMATIS A CLARISSIMO VIRO JOH. BERNOULLIO PROPOSITI.

[130.] FINIS.

[131.] CHRISTIANI HUGENII OPERA ASTRONOMICA. Tomus Tertius.

[132.] Tomi tertii contenta.

[133.] CHRISTIANI HUGENII DE SATURNILUNA OBSERVATIO NOVA. Tom. III. Ttt

[134.] CHRISTIANI HUGENII DE SATURNI LUNA OBSERVATIO NOVA.

[135.] Tom. III. Vvv.

[136.] CHRISTIANI HUGENII ZULICHEMII, CONST. F. SYSTEMA SATURNIUM, SIVE DE CAUSIS MIRANDORUM SATURNI PHÆNOMENON; ET COMITE EJUS PLANETA NOVO.

[137.] SERENISSIMO PRINCIPI LEOPOLDO AB HETRURIA Chriſtianus Hugenius S.D.

[138.] Tom. III. Xxx

[139.] NICOLAUS HEINSIUS, D. F. AD AUCTOREM SYSTEMATIS.

[140.] CHRISTIANI HUGENII Zulichemii, Cθnst. F. SYSTEMA SATURNIUM.