1061 



Sylvias 



Szekeli. 



1062 



hold'i invariants fib. id.). On a remarkable 

 modiflcafion of Starm's theorem ib. id ). D° 

 and OD a new rule for Unding superior and 

 inferior limils to the roots of an equaiion (Ib. 

 VI, 1853,'. On Ihe al^ebraica! tbeory r.f the se- 

 cular-inequülity delerminantive equdlion (Ib. 

 id ) On the explicit vaiues ofSturm'8 quotients 

 ib. id.,. On a fundamental rule in the algo- 

 rilhm o:" c -.tinued fractions (Ib. id.). Co a 

 generaliz-Mion of ine Lagra n gia n theorem 

 of inteiTolailon ib. id.). On a point of nota- 

 tion (Ib. Vil, 1854). On a formula by aid of 

 wbich and of 8 table of sinaie entry the con- 

 linued product of any sct of numbers may be 

 effected without the use of lögarithms (Ib. id.). 

 On some theorems in arilhmetic (Ib. VIII, 

 1854). Ou Burman'B law for the inversion of 

 the independent variable ib. id.). On diffe- 

 rential transformation and the reversion of 

 serieses (Ib. IX, 1855). On the theory of pro- 

 jeciües Ib. XI, 1856). On the e.\istence of co- 

 nics with a curve of the third desree Ib. id.). 

 On a construclion for the ranse of projectiles 

 (ib. XII, 1856). On the algebraical theory of 

 derivative points of curves of the third deeree 

 (Ib. XVI, 1858). On the problem of the Vir- 

 gins and the cenerai theory of Compound par- 

 tition (Ib. id.j. On Ihe equation in numbers 

 of the first degree (Ib. id.;. On Poncelet's ap- 

 proximate linear valuation of surd forms ib. 

 XX, 1860). On the pres.sure of earth on re- 

 vetment-walls ib. id.). On the numbers of 

 Bemoulli and Euler Ib. aXI, 1861). On the 

 historical origin of the unsymmetrical six-va- 

 lued functions of si.x letters (Ib. id.). On a 

 problem in tacfic ib. id. et XXII, 1861). Re- 

 mar.'' on the tactic of nine Clements (Ib. XXII, 

 1861). Oo a generalization of a theorem of 

 Cauchy on arranaeraent ib. id.). — On Ihe 

 intersections, contacts and other correlations 

 of two conics expressed by indeterminate co- 

 ordinates (Cambridge and Dublin math. Journ. 



V, 1850). On the iiiterscction of two conics (Ib. 



VI, 1851). On certain general properties of 

 homogeneous functions ;lb. id.). Reply to Prof. 

 Boole's Observation on a Iheorem etc. ib. id.j. 

 Sketch of a memoir on eliminatipn, transfor- 

 mation and canonical forms (Ib. id.). On the 

 general theory of associated aleebraical forms 

 (Ib. id.). On the principles of the caleulus of 

 forms (Ib. VII, 1832 et VIII, 1853). On a theo- 

 rem coricerning the combination ofdetermi- 

 nants ib. VIII, 1853). On the relation betweeii 

 the volume of the tetrahedron and Ihe product 

 of the 16 algehraical vaiues of its superficies 

 {Ib. id.) On the caleulus of forms, otherwise 

 the theory of invariants (Ib. id. et IX, 1854). 



Sylvins (Dubois, de la Boc^ Fran- 

 eois. — Dr. Med. (Basel 1637), pract. 

 Arzf folgweise zu Hanau, Leyden u. Am- 

 sterdam, dann seit 1658 Prof. d. Medicin 

 an d. Univ. zu Leyden fSL) (B) (Gme.lin, 

 Gesch. d. Chem. I, 719;, 



geb. 16U, Hanau. 



gest. IG7?, Nov. I i, Levden. * 



De medicamentis chymicis ; de methodo me- ' 

 dendi u. andere Schriften, gesammelt unter 

 d. Titel : Opera omnia etc. in unum Vol. re- 

 dacta, 8°, Paris. 167V — 8. gilt als Begründer 

 eines chemischen Systems. 



• geb. 1623, gest. 1672, Dec. J6 (Oeff). — C-tairmif 

 von französischen Befugies ab {JIFP). 



Symmer, Robert. — E.squlre. MühI. 

 d. Roy. Sjciei; seil 1753 (ThJ, 



geb. . . ., gest. <7G3, Jiii;i 19, . . . 

 New experiments and obss. concerni.ig elcclri- 

 city : 1y Ofthe electricilyof the human bcdy and 

 the animal subslances, silk and woo!, i] Of 

 the electricity of black and white silk, 3) Of 

 electrical cohesion, 4) Of two disfinct powers 

 in electricity Thii. Tr. 1759 — Gründete hier- 

 durch d. dualistische Theorie d. Elektrici'iat). 



Synesios. — Ursprünglich Heide, ging 

 aber zum Christenthvim über und ward 4 1 

 Bischof von Ptolemais in Aegpten % (KEC), 



geb. 37 8, Cyrene, 



gest. 43 etwa, . 



War in der Physik Schüler (.'er Kypatia; er- 

 fand ein Astrolabium (siehe Montncla, Hit^t. 

 Math. I, 332 . — Anderweitige Schriften. 



Szafarkiewicz , Bruno Joseph. 

 — Dr. «Phil., Lehrer an d. Realschule in 

 Posen (Di$s), 



geb. 18^1, Sept. 9, Gocanovia, Gross- 

 herz. Posen. 

 De theore:iialeTa\ loriano, 4", Berol. IF45. 



Szafarkiewicz , Wladislaw. — 

 Dr. Phil. (Diss), 



geb. «828, Mai I 0, Dzierzcbnica, Gro.^s- 

 herz. Posen, 

 benbachtungen über d. Errepung von Warme 

 u. Kalte beim Übersang d. galvanT Stroms zwi- 

 schen heterogenen Loitero, 8°, Breslau 1853. 

 Szarka, Joseph. — Prof. d. Physik 

 am Collegium zu l'üi.fkirchen ! 802". d.inn 

 (seit 1809) Prof. d. Philctsophie (Srienliae 

 ralionariaej an d. Univ. zu Pesth (FU', 



geb. 1764 Pre.ssburg, 



gest. «8 27, .*^ept. 27, Raab. 

 Diss. de mulalione vaporum in atmosphacra, 

 Budae 1788. Edirto Horvath's Lehrb. d. Phy- 

 sik, Ib. 1S07. l.ehrb. d. Comptabilitäts-Wrs- 

 senschaft, Wien 1823. 



Szekeli, Franz. — Jesuit, Dr. Phil, 

 et Theo!., Lehrer d. Philosophie, Kheioiik 

 u. Theologie folgweise in Kaschau, Erlau 

 u. Tvrnau , dann Rcrlor in Güiiz (SSJ) 



;bej. VF), 



geb. «6;;8, Mai U, Gyarmarl. Ungarn. 



gest. 1715, Sept. 2 2, Unguar, Ungorn. 

 Canon sinuum, tangentium et secr.ntiiiin, ml 

 partes radii 100000, pri>blfniatibiis tr;.,ono- 

 melncis amplificalus, 8", Tyrn.iviiT* !;'yi. — 

 .\nderweiliges. 



67 



