History of the inductive sciences, from the earliest to the present time
Part IV. On the Usefulness of Mathematics.
(1.) The Necessity of Mathematics in Human Things (published separately as the _Specula Mathematica_). (2.) The Necessity of Mathematics in Divine Things.--1°. This study has occupied holy men: 2°. Geography: 3°. Chronology: 4°. Cycles; the Golden Number, &c.: 5°. Natural Phenomena, as the Rainbow: 6°. Arithmetic: 7°. Music. (3.) The Necessity of Mathematics in Ecclesiastical Things. 1°. The Certification of Faith: 2°. The Correction of the Calendar. (4.) The Necessity of Mathematics in the State.--1°. Of Climates: 2°. Hydrography: 3°. Geography: 4°. Astrology.