Scientific Works published by Longmans, Green, <5r Co. CONIC SECTIONS, ETC,

CASEY. A TREATISE ON THE ANALYTICAL GEOMETRY OF THE POINT, LINE, CIRCLE, AND CONIC SECTIONS. By JOHN CASEY, LL.D., F.R.S. Crown 8vo., 12.9. SALMON. A TREATISE ON CONIC SECTIONS, containing an Account of some of the most Important Modern Algebraic and Geometric Methods. By G. SALMON, D.D., F.R.S. 8vo., i2s. SMITH. GEOMETRICAL CONIC SECTIONS. By J. HAMBLIN SMITH, M.A. Crown 8vo., 35. 6d. THE CALCULUS, LOGARITHMS, ETC, BARKER. GRAPHICAL CALCULUS. By ARTHUR H. BARKER, B.A., B.Sc. With an Introduction by JOHN GOODMAN, A.M.I.C.E. With 61 Diagrams. Crown 8vo. , $s. 6d. MELLOX. HIGHER MATHEMATICS FOR STUDENTS OF CHEMISTRY AND PHYSICS. With special reference to Practical Work. By J. W. MELLOR, D.Sc., Research Fellow, The Owens College, Manchester. With 142 Diagrams. 8vo. , i2s. 6d. net. MURRA Y. Works by DANIEL ALEXANDER MURRAY, Ph.D. AN INTRODUCTORY COURSE IN DIFFERENTIAL EQUA- TIONS. Crown 8vo., 4^. 6d. A FIRST COURSE IN THE INFINITESIMAL CALCULUS. Crown 8vo. , js. 6d. O'DEA.K^ ELEMENTARY TREATISE ON LOGARITHMS, EXPONENTIAL AND LOGARITHMIC SERIES, UNDETERMINED CO- EFFICIENTS, AND THE THEORY OF DETERMINANTS. By JAMES J. O'DEA, M.A. Crown 8vo., 2s. TATE. PRINCIPLES OF THE DIFFERENTIAL AND INTEGRAL CALCULUS. By THOMAS TATE. i2mo., 4*. 6d. TA YLOR. Works by F. GLANVILLE TAYLOR. AN INTRODUCTION TO THE DIFFERENTIAL AND IN- TEGRAL CALCULUS AND DIFFERENTIAL EQUATIONS. Crown 8vo., as. AN INTRODUCTION TO THE PRACTICAL USE OF LOGA- RITHMS, WITH EXAMPLES IN MENSURATION. With Answers to Exercises. Crown 8vo., is. 6d. WILLIAMSON. Works by BENJAMIN WILLIAMSON, D.Sc. AN ELEMENTARY TREATISE ON THE DIFFERENTIAL CALCULUSĀ ; containing the Theory of Plane Curves, with numerous Examples. Crown Svo.j xos. 6d. AN ELEMENTARY TREATISE ON THE INTEGRAL CALCU- LUSĀ ; containing Applications to Plane Curves and Surfaces, and also a Chapter on the Calculus of Variations, with numerous Examples. Crown 8vo., los. 6d.