1362 



Whittemore — Wichelhaus. 



Proc. : The f uncts. associated with the elliptic 

 cylinder in harmonic analysis, 6 S., 12. — 

 Analytical dynamics, 2. Aufl., 432 S., 16. — 

 Modern analysis (m. G. N. Watson), 3. Aufl., 



7 + 608 S., Cambridge 20. 



Amer. Math. Soc. Bull.: An express. of cer- 

 tain known f uncts. as generalized hypergeometric 

 functs., 10 S. (10, 1904). 



Edinburgh, Fac. ot Actuarles Trans.: Some 

 disputed quests. of probability, 12 S. (8, 1919). 



Edinburgh, Math. Soc. Notes : A simple 

 nomogram for the solut. of quadratic equats., 

 3 S. (19, 1915). 



Edinburgh, Math. Soc. Proc: The continued 

 fracts. which represent the functs. of Hermite 

 & other functs. defined by differential equats., 

 10 S. — The gcneral solut. of Mathieu's equat., 

 6 S. (33, 1913/14). — A class of differential 

 equats. whose soluts. satisfy integral equats., 

 10 S. (33, 14/15). — The latent roots of Com- 

 pound determinants & Brill's determinants, 



8 S. (35, 16/17). — A formula for the solut. of 

 algebraic & transcendental equats., 4 S. — 

 Determinatus whose elements are determinants,, 



9 S. (36, 18). 



Edinburgh, Roy. Soc. Proc: An integral- 

 equat. whose soluts. are the functs. of Lame, 

 8 S. — The functs., which are represented by 

 the expans. of the interpolat.-theory, 14 S. (35, 

 1914/15). — The theory of continued-fracts., 



13 S. (36, 15/16). — The adelphic integral of 

 the differential equats. of dynamics, 22 S. (37, 

 16/17). — Tubes of electromagnetic force, 23 S. 

 — The quantum mechanism in the atom, 14 S. 

 (42, 21/22). 



London, Astron. Soc. Month. Not.: The 

 distribut. of energy in the continuous spectrum, 

 6 S. — The resolving power of spectroscopes, 

 3 S. (67, 1906/07). — The variable RW-Cassio- 

 peise (m. C. Martin), 6 S. — The law which 

 governs the variats. of SS Cygni, 5 S. (71, 

 10/11). 



London, Math. Soc. Proc: On Lame's dif- 

 ferential equat. & ellipsoidal harmonics, 9 S. 

 (14, 1915). 



London, Roy. Soc. Proc: The theory of 

 capillarity, 5 S. (81, 1908). — The dynamical 

 nature of the molecular Systems which emit 

 spectra of the banded type, 9 S. (85, 11). — 

 The numerical solut. of integral-equats., 17 S. 

 (94, 18). 



Observatory: Sunspots & solar temp., 16 S 



2, 19C9). 



Whittemore, James Kelsey; war 

 Prof., Math., Harvard-Uni v., Cambridge, 

 Mass., dann Prof., Math., Western reserve 

 Univ., Cleveland, Ohio, jetzt Instruktor, 

 Math., Scientific School, Sheffield. 



Amer. Journ. of Math.: Associate minimal 

 surfaces, 10 S. (40, 1918). — Reciprocity in a 

 Problem of relative max. & min., 20 S. (43, 22). 



Amer. Math. Soc. Bull.: Trajectories & flat 

 Points on ruled surfaces, 7 S. (25, 1918/19). 



Amer. Math. Snc Trans.: Spiral minimal sur- 

 faces, 16 S. (19, 1918). 



Ann. of Math. Harvard Coli.: The caloulat. of 

 logarithms, 28 S. — ■ A problem in chance, 3 S. 

 (9, 1907/08). — 2 principles of map-making, 



14 S. (10, 08/09). — Minimal surfaces applicable 

 to surfaces of revolut., 20 S. (19, 17/18). —A 

 kinematical property of ruled surfaces, 4 S. 

 (20, 18/19). — Mot. in a resisting medium, 8 S. 

 (21, 19/20). — Minimal surfaces containing 

 straight lines, 9 S. (22. 20/21). — The condit. 



for an isothermal family on a surface, 4 S. 

 (23, 22). 



Oöttlngen, Ges. d. VVlss. Nachr.: Konvexe 

 Kurven, 29 S. (1910). 



Mathemat. Ann.: Problem of 3 bodies, 6 S. 

 (64, 1907). 



Washington, Acad. Proc: The starting of a 

 shirp, 4 S. (6, 1920). 



Siehe E. V. Huntington. 



Wibaut, Johan Pieter, Dr. ehem. 

 1912 Amsterdam; stud. 05—12 Amster- 

 dam & Leiden; 11—13 Assist., Instit. f. 

 Organ. Chemie, Amsterdam, 13—19 in d. 

 Technik beschäftigt, 15 Privatdoz., organ. 

 Chemie, Univ., Amsterdam, 19 Lektor, 

 seit 25 0. Prof., organ. Ch., Dir., Inst, 

 f. org. Ch., Univ., Amsterdam; * 1886, 

 Febr. 20, Middelburg, Niederide. (Eig. 

 Mitt.) 



Oude & nieuwe waarnemingen over C, Amster- 

 dam 1920. 



Amsterdam, Akad. Verslag: De nitratie v. 

 ortho-chloortoluol, 5 S. (20, 1912). — De 

 nitratie der monochloortoluolen, 6 S. (21, 12). — 

 De inwerking v. mercuri-acetaat op nitrobenzol 

 (m. J. Jürgens), 3 S. (29, 20/21). — Het gedrag 

 v. amorfe C & S bij verhitting. Over koolstof- 

 sulfiden, 10 S. (30, 21). — De inwerking v. 

 natriumamide op pjo'idine & eenige eigen- 

 schappen v. a-aminopyridine (m. E. Dinge- 

 manse), 5 S. (31, 22). 



Berichte d. Deut. Chem. Ges.: Z. Bildg. v. 

 Anilin aus NH3 & Benzol bei hohen Temp. & 

 bei Anwesenheit v. Kontaktsubst., 5 S. (50, 

 1917). 



Brennstoff-Chemie : D. S-Verbindgn. d. Stein- 

 kohlen, deren Verhalten bei d. trocknen Destil- 

 lat. & d. S-Verbindgu. d. Kokses, 5 S. (3, 1922). 



Chem. Weekblad: Gleichgewichte im Sy- 

 stem: (NH4)2S04-NH4C1, C2H5OH & H2O, 9 S. 

 (6, 1909). — De vervangbaarheid v. aromat. 

 gebenden halogeen door de amidogroep onder 

 den invloed von fijn verdeeld Ni, 4 S. (13, 16). 



Recuell d. Trav. chlm. d. Pays-Bas: Rech, 

 quantitat. sur la nitrat. d. chlorotoluenes, 77 S. 

 (32, 1913). — Etüde sur la vitesse de nitrat. du 

 benzene & de qqs.-uns de ses deriv., 18 S. (34, 

 15). — Le S d. houilles. Rech, sur le S inorgan. 

 & organ. de la houille & ses transformats. pen- 

 dant la fabricat. du coke. Experiences sur la 

 determinat. quantitat. de la pyrite de la houille 

 (m. A. Stoffel), 27 S. — La conduite du S en- 

 vers d. matieres charbonneuses ä haute temp., 

 4 S. (38, 19). — Comparaison de la soudure d. 

 atomes de C dans le graphite & dans 1. hydro- 

 carbures aromat., 7 S. — La fa9on dont se 

 comportent le C amorphe & le S lorsqu'on 1. 

 chauffe. L. sulfiues du C, 19 S. — La separat. 

 de C de CO au moyen de subst. de contact, 2 S. 

 — D. Energie d. Atombindgn. in gesätt. & un- 

 gesätt. Kohlenwasserstoffen, 20 S. (41, 22). 



Siehe A. Smits. 



IV Wichelhaus, Hermann, Dr. phil. 

 1863 Heidelberg; Prof. chem. Technol., 

 Univ., Berlin, 1871-1916 Mitgl. d.Techn. 

 Deputat, f. Gewerbe, 1871-1921 Dir., 

 technol. Instit., Univ., Berlin, 13—16 

 Vorsitz., Kaliabwässer-Kommiss., seit 

 21 im Kuhestd.; * 1842. Jan. 2, Elber- 

 feld. (Eig. Mitt.) 



