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| birth_date = 7 January 1868 | death_date = {{Death date and age|1913|09|05|1868|01|07|df=yes}} ...

...d. The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 26(154), 776-786.</ref> This theorem is, in fact, true for any fluid motion where the nonlinear term of the incompressi ...

{{short description|British chemist (b. 1868)}} | birth_date = 12 December 1868 ...

{{Short description|British schoolteacher, mathematician & astrophysicist (1868-1937)}} | birth_date = 1868 ...

...were introduced by Russian mathematician [[Yegor Ivanovich Zolotarev]] in 1868. Zolotarev polynomials of degree <math>n</math> in <math>x</math> are of the form ...

...ovember 1866 – 12 August 1945) was a German [[mathematician]] specializing in [[differential geometry]]. Scheffers was born on 21 November 1866 in the village of Altendorf near [[Holzminden]] (today incorporated into Holzm ...

...t of its ''degree'', thus settling a conjecture posed by Nisan and Szegedy in 1992.{{sfn|Nisan|Szegedy|1994}} The proof is notably succinct, given that p Several papers in the late 1980s and early 1990s{{sfn|Blum|Impagliazzo|1987}}{{sfn|Hartmanis| ...

:His principle achievement, which marks his place, in the future and the present, among the names of geometers that will endure, ...to include complementary algebra and analytic geometry. Bellavitis married in 1842 and had one son who also taught geometry at the University of Padua.<r ...

In [[laser science]], '''laser beam quality''' defines aspects of the beam illumination patter ...of beam distortions due to, for example, power-induced [[thermal lensing]] in the [[laser gain medium]], since it will increase. ...

...tradiction is due an optical illusion as the four pieces don't fit exactly in the rectangle, but leave a small barely visible gap around the rectangle's ...|upright=3.0|center|Enlarged, precise drawing shows a gap in the rectangle in the shape of a parallelogram]] ...

...ilters)|ripple]] is larger than the rest. The filter is especially useful in some [[waveguide]] applications. ...arev polynomials were first applied to the design of filters by Ralph Levy in 1970.{{sfn|Hansen|2009|p=87}} ...

...in turn, facilitates the [[Risk management|management of risk]] prevalent in such insurance contracts over short periods of time.<ref>{{cite book | auth | <math>\pi_j </math>|| The premium received by the insured in year j. ...

...nformal disk model''', is a model of 2-dimensional [[hyperbolic geometry]] in which all [[Point (geometry)|points]] are inside the [[unit disk]], and [[s ...''-dimensional hyperbolic geometry in which the points of the geometry are in the ''n''-dimensional [[ball (mathematics)|unit ball]]. ...

...}</ref> and Bauer's conic sections. He earned a footnote in the history of science as the doctoral advisor (''Doktorvater'') of [[Heinrich Burkhardt]], who be ...r Gustav Lejeune Dirichlet]]. From 1842 Gustav Bauer continued his studies in [[Paris]] under [[Joseph Liouville]], as well as other mathematicians. ...

...he width of a hydrogen atom is about 1.1 angstroms; the width of a proton (in black) is {{val|1.7|e=-5|}} angstroms. | inunits3= {{cvt|1|Å|in|disp=out|sigfig=7}} ...

...Lill's method. Black segments are labeled with their lengths (coefficients in the equation), while each colored line with initial slope ''m'' and the sam ...l|journal=[[Nouvelles Annales de Mathématiques]] |series=2 |volume=7 |year=1868 |pages=363–367|url=http://archive.numdam.org/article/NAM_1868_2_7__363_1.pd ...

...Stiefel_-_Schwarz_boot_78.JPG|thumb|upright=1.2|Schwarz lantern on display in the [[German Museum of Technology]], Berlin]] ...med by stacked rings of [[isosceles triangle]]s, arranged within each ring in the same pattern as an [[antiprism]]. The resulting shape can be folded fro ...

{{Short description|Optimal job scheduling with some jobs done in parts}} '''Fractional job scheduling''' is a variant of [[optimal job scheduling]] in which it is allowed to break jobs into parts and process each part separate ...

{{Short description|Problem in computer science}} In computer science, the '''count-distinct problem'''<ref>{{cite journal | last1=Ullman | first ...

...called "algebra", while the term "abstract algebra" is seldom used except in [[mathematical education|pedagogy]]. ...as single objects. For example, the structure of groups is a single object in universal algebra, which is called the ''[[variety (universal algebra)|vari ...