Results 21 to 30 of about 2,364,100 (321)

Realization of tangent perturbations in discrete and continuous time conservative systems [PDF]

open access: yes, 2013
We prove that any perturbation of the symplectic part of the derivative of a Poisson diffeomorphism can be realized as the derivative of a $C^1$-close Poisson diffeomorphism.
Alishah, Hassan Najafi   +1 more
core   +2 more sources

Frank's sign with acute aortic dissection

open access: yesClinical Case Reports, 2022
A 59‐year‐old man with a long smoking history presented with sudden back pain. Frank's sign was noticed in his bilateral ears, and computed tomography revealed Stanford type A acute aortic dissection. If young patients have Frank's sign, attention should
Hironobu Nishiori   +3 more
doaj   +1 more source

Recommendations from the international evidence-based guideline for the assessment and management of polycystic ovary syndrome

open access: yesClinical Endocrinology, 2018
What is the recommended assessment and management of women with polycystic ovary syndrome (PCOS), based on the best available evidence, clinical expertise, and consumer preference?
H. Teede   +69 more
semanticscholar   +1 more source

The Christianity of Franks: the Formation of the Vector of European Civilization

open access: yesУкраїнське Pелігієзнавство, 2018
In the article of Oleh Shepetyak "The Christianity of Franks: the Formation of the Vector of European Civilization" is analyzed the Christianization of Western Europe and the Rolle of Franks in this difficult process.
Oleh Shepetyak
doaj   +1 more source

Review of “Crusades and Violence” by Megan Cassidy-Welch

open access: yesŞarkiyat Mecmuası
Megan Cassidy-Welch, Crusades and Violence, Arc Humanities Press, Leeds 2023, 104 sayfa, ISBN 978-1641894753 ...
Elif Ünal
doaj   +1 more source

Magnetic Activity–Rotation–Age–Mass Relations in Late-pre-main-sequence Stars

open access: yesThe Astrophysical Journal, 2023
We study the four-dimensional relationships between magnetic activity, rotation, mass, and age for solar-type stars in the age range 5–25 Myr. This is the late-pre-main-sequence (l-PMS) evolutionary phase when rapid changes in a star's interior may lead ...
Konstantin V. Getman   +2 more
doaj   +1 more source

“Please send us your money”: The BBC’s evolving relationship with charitable causes, fundraising and humanitarian appeals [PDF]

open access: yes, 2017
Fundraising for charitable causes has had a key place in the BBC’s schedule since the earliest days of the corporation and the establishment of the weekly radio appeal. As new forms of fundraising through high-profile media events developed in the 1980s,
Franks, S.
core   +1 more source

Drama, Desire and Schooling. Drives to learning in creative and expressive school subjects [PDF]

open access: yes, 1997
Desire is an unfamiliar and neglected concept in education and schooling. This paper makes an argument for the need to consider desire as a drive to learning in schools.
Franks, Anton
core   +2 more sources

Emotionele stabiliteit, zorgvuldigheid en een open geesteshouding zijn geassocieerd met een lagere kans op ziekte van Alzheimer

open access: yesTijdschrift voor Gerontologie en Geriatrie, 2012
bespreking Duberstein, P.R., Chapman, B.P., Tindle, H.A., Sink, K.M., Bamonti, P., Robbins, J., Jerant, A.F.& Franks, P. (2011). Personality and risk for Alzheimer’s disease in adults 72 years of age and older: a 6-year follow-up.
Han F. A. Diesfeldt
doaj   +1 more source

Distortion in transformation groups [PDF]

open access: yes, 2006
We exhibit rigid rotations of spheres as distortion elements in groups of diffeomorphisms, thereby answering a question of J Franks and M Handel. We also show that every homeomorphism of a sphere is, in a suitable sense, as distorted as possible in the ...
Calegari, Danny   +2 more
core   +5 more sources

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