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* [[Ap star]], a class of chemically-peculiar stars ...

...s are necessary. Periodic changes in brightness have long been observed in stars which indicate cooler or brighter [[starspot]]s on the surface. These spots ...t used to map chemical peculiarities on the surface of [[Ap and Bp star|Ap stars]]. For mapping starspots it was first used by [[Steven Vogt]] and Donald Pe ...

...ocesses (like many cored cable, or skins of an onion) in '''any''' medium (stars, liquids, gases, solids, machines and, of course, brains) that produce rela Ap(Con_Z(T)) => D_Z (T) where => means produces and Ap means the "application of", D means "description of" and Z is the concept m ...

...,<ref name=Hiditch2001>{{cite book | title=An Introduction to Close Binary Stars | series=Cambridge astrophysics series | first1=R. W. | last1=Hilditch | pu From classical mechanics, if stars and planets are considered to be purely spherical masses, then they will ob ...

...perty,<ref>{{cite journal | vauthors = Gu Y, Alt EA, Wang H, Li X, Willard AP, Johnson JA | title = Photoswitching topology in polymer networks with meta ...led architecture by CRP of monomers in the presence of cross-linkers: From stars to gels|journal=Progress in Polymer Science | volume=34|issue=4|pages=317–3 ...

...Dulk|first=George A.|date=1985-09-01|title=Radio Emission from the Sun and Stars|url=https://www.annualreviews.org/doi/10.1146/annurev.aa.23.090185.001125|j ...t=Hamish A. S.|title=2016 URSI Asia-Pacific Radio Science Conference (URSI AP-RASC) |chapter=Solar type III bursts observed with LOFAR |date=August 2016| ...

...struct such a model, usually by [[interpolating]] between the points where stars appear on the image. This model can then be used to reconstruct the "true" \langle M_{ap}^2 \rangle (\theta) = \int_0^{2\theta} \frac{\phi d\phi}{\theta^2} ...

...tor.<ref>{{cite news |title=Bruno Arcari Keeps Title in Blood Bath |agency=AP |newspaper=[[The Spokesman-Review]] |location=[[Spokane, Washington]] |date ...Monday.<ref>"Rembrandt Etching Gone— Taken from Public Show in Florence", AP report in ''Sioux City (IA) Journal'', March 16, 1971, p1</ref> ...

...'' ({{ety||''περί'' (peri)|near}}) and ''ap-''/''apo-'' ({{ety||''ἀπ(ό)'' (ap(ó))|away from}}) added to a reference to the [[primary (astronomy)|body bei ...h one hundred [[Orders of magnitude (numbers)#1012|trillion]] ({{10^|14}}) stars,<ref>Uson, J. M.; Boughn, S. P.; Kuhn, J. R. (1990). "The central galaxy in ...

In 1999, Jane Hawking published a memoir, ''Music to Move the Stars'', describing her marriage to Hawking and its breakdown. Its revelations ca ...n-hawking.html |archive-date=16 October 2018 |url-status=live |author-link=AP News}}</ref><ref>{{cite web |author=Staff |title=Brief Answers to the Big Q ...

...[atom]]s and other structures to form, as well as for nuclear reactions in stars, such as the [[Sun]]. The Higgs field is responsible for this symmetry brea ...the middle of the year, we will be there." |agency=AP}}{{snd}}Interview by AP, at the World Economic Forum, 26 January 2013.</ref> and the deputy chair o ...

...ssion]]'''}}{{defn|defn=In [[mathematics]], an ''arithmetic progression'' (AP) or ''arithmetic sequence'' is a [[sequence]] of numbers such that the diff ...excite.com/article/20120710/D9VU1DRG0.html |date=10 July 2012 |newspaper=[[AP News]] |access-date=10 July 2012}}</ref><ref name="NYT-20120919">{{cite new ...