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focal
focal, a. (ˈfəʊkəl) [ad. mod.L. focālis, f. focus: see -al1. Cf. F. focal.] 1. Of or pertaining to a focus; collected or situated at a focus. focal point = focus 2.1713 Derham Phys. Theol. iv. iii. 126 note, Whether the Convexity or Concavity of the Drum collects those Rays into a focal Point, or sc...
Oxford English Dictionary
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Focal
Focal or FOCAL may refer to:
Focal (lexicographical website), an Irish lexicographical website
FOCAL (programming language), a programming language for the PDP-8 and similar machines
Focal (HP-41), for programming HP calculators
FOCAL (spacecraft), a proposed space telescope
FOCAL International, a trade
wikipedia.org
en.wikipedia.org
Focal | definition of focal by Medical dictionary
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.
medical-dictionary.thefreedictionary.com
How to Find Focal Length (Focal Length Calculation Explained)
Jan 26, 2023The focal length of a lens is displayed in millimeters, and it works directly with the diameter of the opening on the lens to determine the overall aperture. Image Credit: Zaharia Claudiu, Shutterstock. How to Find Focal Length. The actual focal length of a lens is the distance between the center of the lens and the focal point of the lens. The ...
opticsmag.com
An Focal
An Focal is the University of Limerick's only student newspaper, run by the University of Limerick Students' Union. Notable contributors
References
External links
An Focal - official website
Student newspapers published in the Republic of Ireland
University of Limerick
wikipedia.org
en.wikipedia.org
Focal mechanism
The focal mechanism of an earthquake describes the deformation in the source region that generates the seismic waves.In the case of a fault-related event, it refers to the orientation of the fault plane that slipped, and the slip vector and is also known as a fault-plane solution.Focal mechanisms are derived from a solution of the moment tensor for the earthquake, which itself is estimated by ...
en.wikipedia.org
Mapping of an ellipse to an ellipse with different eccentricity that maps focal points to focal points The title describes what I'm looking for: Is there a (canonical) way of mapping an ellipse (interior and boundary...
**Hint:** From two foci, we can define two families of confocal conics, ellipses and hyperbolas. Furthermore, they are orthogonal. $ coordinates associated to this network of curves. Then any transformation of the ...
prophetes.ai
Focal length - Wikipedia
The focal length of an optical system is a measure of how strongly the system converges or diverges light; it is the inverse of the system's optical power. A positive focal length indicates that a system converges light, while a negative focal length indicates that the system diverges light. A system with a shorter focal length bends the rays ...
en.wikipedia.org
Construct ellipse from two arbitrary points and a given focal point Can an ellipse be constructed from these three given points: * Focal point $\mathrm F$ * Two arbitrary points $\mathrm U$, $\mathrm V$ lying o...
No, that is not enough. The most we can say is that the _other_ focus $G$ must satisfy $$ |UG| - |VG| = |FV| - |FU| $$ where the right-hand side is constant. The locus of the possible $G$s will in general be one branch of a hyperbola. (Once you decide where $G$ is, a single point one the ellipse is ...
prophetes.ai
Focal Plus 人声乐团
Focal Plus人声乐团除了具有纯人声演唱的特色之外，又常常在舞台上融入了华丽的服装与舞蹈，形成其特殊的音乐风格。
简介
Focal Plus人声乐团成立于2006年11月，其前身为2003年所成军的TFG（The Focal Group）即兴之声人声乐团。 Plus相关网页
Focal Plus官方部落格
Focal Plus Facebook
台湾网站
关于A Cappella：什么是Contemporary A Cappella？
wikipedia.org
zh.wikipedia.org
Focal Cub 3 Bedienungsanleitung | Manualzz
View online or download PDF (4 MB) Focal Cub 3 Bedienungsanleitung • Cub 3 PDF manual download and more Focal online manuals
manualzz.com
Ubuntu 20.04.6 LTS (Focal Fossa) - Ubuntu Releases
The server install image allows you to install Ubuntu permanently on a computer for use as a server. It will not install a graphical user interface. 64-bit PC (AMD64) server install image. Choose this if you have a computer based on the AMD64 or EM64T architecture (e.g., Athlon64, Opteron, EM64T Xeon, Core 2). Choose this if you are at all unsure.
www.releases.ubuntu.com
Focal loss implementation for LightGBM • Max Halford
Edit (2021-01-26) - I initially wrote this blog post using version 2.3.1 of LightGBM. I've now updated it to use version 3.1.1. There are a couple of subtle but important differences between version 2.x.y and 3.x.y. If you're using version 2.x.y, then I strongly recommend you to upgrade to version 3.x.y. Motivation If you're reading this blog post, then you're likely to be aware of ...
maxhalford.github.io
FOCAL BATHYS USER MANUAL Pdf Download | ManualsLib
Page 17 To connect to the device, go to its Bluetooth® settings and connect it to the "Focal Bathys" headphones. Once the pairing is successful, the headphones are ready to use. Page 18 Bathys U s e r m a n u a l b. Jack To use the headphones with the jack mode, you must use the jack cable supplied in the pack.
www.manualslib.com