sturm theorem
51Joseph Fourier — Infobox Scientist name = Joseph Fourier |300px image width = 250px caption = Jean Baptiste Joseph Fourier birth date = birth date|1768|3|21|mf=y birth place = Auxerre, Yonne, France death date = death date and age|1830|5|16|1768|3|21|mf=y death… …
52Heinz Hopf — (November 19, 1894 – June 3, 1971) was a German mathematician born in Gräbschen, Germany (now Grabiszyn, part of Wrocław, Poland). He attended Dr. Karl Mittelhaus higher boys school from 1901 to 1904, and then entered the König Wilhelm Gymnasium… …
53Descartes' rule of signs — In mathematics, Descartes rule of signs, first described by René Descartes in his work La Géométrie, is a technique for determining the number of positive or negative real roots of a polynomial. The rule gives us an upper bound number of positive …
54Théorie des équations (histoire des sciences) — Pour les articles homonymes, voir Théorie des équations. Évariste Galois offre une condition nécessaire et suffisante à la résolution d une équation polynomiale par l’algèbre. Il …
55Wave equation — Not to be confused with Wave function. The wave equation is an important second order linear partial differential equation for the description of waves – as they occur in physics – such as sound waves, light waves and water waves. It arises in… …
56Aufklärung — Daniel Chodowiecki 1791: Im Moment der Aufklärung, zu dem die Göttin der Erkenntnis, Minerva, das Licht spendet, finden die Religionen der Welt zusammen. Aufklärung steht im alltäglichen Sprachgebrauch für das Bestreben, durch den Erwerb neuen… …
57Finance — For the Slovenian newspaper, see Finance (newspaper). Finance Financial markets …
58Chebyshev polynomials — Not to be confused with discrete Chebyshev polynomials. In mathematics the Chebyshev polynomials, named after Pafnuty Chebyshev,[1] are a sequence of orthogonal polynomials which are related to de Moivre s formula and which can be defined… …
59Jakob Steiner — Infobox Scientist name = box width = image width =150px caption = birth date = 18 March , 1796 birth place = Utzenstorf, Canton of Bern death date = April 1, 1863 death place = Bern residence = citizenship = Swiss nationality = ethnicity = field …
60Oscillation (differential equation) — In mathematics, in the field of ordinary differential equations, a non trivial solution to an ordinary differential equation :F(x,y,y , dots, y^{(n 1)})=y^{(n)} quad x in [0,+infty) is called oscillating if it has an infinite number of roots,… …
