HENRY SOTHERAN & CO., 140, STRAND, W.C, and 43, PICCADILLY, W. 793 

 Mathematics, continued:— 



15709 BACHET de M:6zIRIAC (Claude Gaspard, s.J.) Problemes Plaisants et Delectables, 

 qui se font par les Nombres ; 3® P]dition, revue, simplitiee, et augment6e par A. Labosne, large 

 cr. 8vo. buckram^ t. e. g., '6s <6d 1874 



' Containing an interesting collection of arithmetical tricks and qnestions.' — W. W. R, Ball. 



15710 BALTZEB (Richard; Univ. Giessen) Analytische Geometrie; with 65 ivoodcuts, 8vo. 

 handsomely bound in hf. black morocco, cl. sides, 6s 6d (p. M. 8 sewn) Leipzig, 1882 



15711 Die Elemente der Mathematik ; 6. verbesserte Auflage ; with diagrams, 2 vols. 8vo. 



in 1, hf. cl. {used copy), 5s (p. M. li.50) ibidem, 1879-83 



15712 Theorie und Anwenduno der Determinantbn, 4. verbesserte Auflage: DRONKE 



(Adolf) Einleitung in die iiohere Algebra ; with diagrams— 2 vols. 8vo. in 1, buckram, 5s 



lb., ]815— Halle, 1872 



15713 FUNFTE [letzte] VERMEHRTE Auflage, 8vo. buckram, or, h/. German morocco 



{o.p.),Qs «6., 1881 



Containing the author'8 method of simplying Gauss's deduction of the formula of curvature by the use of determinants. 



15714 BARDEY (Ernst) Algebraische Gleichungen, nebst den Resultaten und den Methoden 

 zu ilirer Auflosung ; 4. Auflage, 8vo. red buckram, 'is 6rf Leipzig, 1893 



13715 Funfte Auflage, bearbeitet von P'riedrich Pietzker, 8vo. buckram^ 5s (p. M. 8) 



ib idem 1 902 



15716 BARNARD (S.), and J. M. CHILD: A New Algebra, with Key, with diagrams, 4 vols, 

 cr. 8vo. in 2, hf. black morocco neat, cl. sides (fine copy), 14s (p. £1. Is 6d in cl.) 1909-10 



15717 BASSET (Alfred Barnard, f.r.s.) Elementary Treatise on Cubic and Quartic Curves, 

 u'ith diagrams, 8vo. buckram, (is (p. 10* Qd) Cambridge, 1901 



15718 Treatise on the Geometry of Surfaces, 8vo. buckram, t. e. g., 6s (p. 10s ed) 



ibidem, 1910 



15719 BAUER (Gustav; Univ. Munich) Vorlesungen Uber Algebra, herausgegeben vom 

 Mathematischen Verein Munchen [rait Vorrede von Karl Doehlemann]; 2. [neueste] 

 Auflage ; with portrait and 11 diagrams, large 8vo. hf. black morocco neat, cl. sides, t. e. g. {nice 

 copy), Ss 6d (p. M. 11 sewn) Leipzig, 1910 



' The author's portrait bears an odd likeness to a composite photograph of Mr. Gladstone and ThoTnas Hardy, 



15720 BAUSCHINGER (Julius ; Univ. Strasbourg), und Jean PETERS, K. Astronomisches 

 liecheninstitut, Berlin : Logarithmisch-trigonometrische Tafeln mit acht Dezimal- 

 stellen, enthaltend die Logarithmen aller Zahlen von 1 bis 20C000 und die Logarithmen der 

 trigonometrischen Funktiorien fiir jede Sexagesinialsekunde des Qiiadranten, neu berechnet und 

 herausgegeben ; with frontispiece of calculating machine, 2 vols. impl. Svo. in 1 (pp. 1339), hand- 

 somely bound in hf. pigskin, cl. sides {fine copy), £2. 2s (p. M. 52 sewn) Leipzig, 1910-11 



Together with Andoyer's work {q. v. ante) this is the most important logarithmic work published within recent years. 

 Its publication was made possible by a subsidy from the Berlin and Vienna Academies. 



15721 BEAU (Otto) Analytische Untersuchungen im Gebiete der trigonometrischen Reihen 

 und der FouRiER'schen Integrale, 2. vermehrte Auflage, 4to. buckram, 3s (p. M. 5.50 sewn) 



Halle, 1885 



15722 BELL (Robert J. T., Univ. Glasgow) Elementary Treatise on Coordinate Geometry 

 of Three Dimensions, with 55 diagrams, 8vo. hf. black morocco neat, cl. sides {as good as new). 

 Is (p. 10* nett in cl.) 1910 



15723 BELL A VITIS (Giusto; Univ. Padua) Exposition de la M6TH0DE des Equipollences, 

 traduite par C. A. Laisant ; with diagrams, large post 8vo. buckram (o. p.), 6s 1874 



15724 BERKELEY (Hastings) Mysticism in Modern Mathematics, Svo. cl., uncut, 5s {p. Ss 

 nett) Univ. Press, Oxford, 1910 



Especially directed against non-Euclidean geometry. 



15725 BERNHARD (Max) Darstellende Geometrie, mit Einschluss der Schattenkonstruk- 

 tionen und der Perspektive, 2. stark vermehrte Auflage; with 311 diagrams, 8vo. handsomely 

 bou7id in hf. black morocco, cl. sides, 3s 6d (p. M. 5.20 sewn) Stuttgart, 1905 



15726 Dritte [neueste] vermehrte Auflage; with 321 illustrations, 8vo. buckram, 4s 6d 



(p. M. 5.20 sewn) ibidem, 1909 



15727 BERNOULLI (Jacques) Wahrscheinlichkeitsrechnung (Ars Conjkctandi), ubersetzt 

 und herausgegeben von R. Haussner, 2 vols, post 8vo. boards {partly o. p.), 6s Leipzig, 1899 



' A development of the calculus of probabilities, and containing the investigation now called DernovUi's theorem and the 

 so-called numbers of Bernoulli, which are in fact (though not so oonsidered by him) the coefficients ofj^' in the expansion 

 of (e^ - 1 )-» '.—Prof. CajoH. ° ' 



15728 BERTBAND (Louis ; Univ. Geneva) Geometrie de Position, Jre Partie (seule parue) ; with 

 diagrams, 8vo. cl. (o. p.), 3s 6d (p. F. 6 nett sewn) 1873 



15729 BESANT (William Henry, f.r.s. ; brother of Sir Walter) CoNic Sections treated 

 Geometrically, 8th Edition, revised, t^rfA diagrams, with the Solutions, 2 vols. fcap. 8vo. cl., 

 4s (p. 8s 6d) Cambridge, 1890 



15730 [Ninth and latest Edition, enlarged], with the Solutions, 2 vols. cr. Svo. in 1, 



handsomely bound in hf. pigskin, cl. sides, Is (p. 9* 6d nett in cl.) 1900-1 



