Results 31 to 40 of about 7,038 (169)

When are two Dedekind sums equal?

open access: yes, 2011
A natural question about Dedekind sums is to find conditions on the integers $a_1, a_2$, and $b$ such that $s(a_1,b) = s(a_2, b)$. We prove that if the former equality holds then $ b \ | \ (a_1a_2-1)(a_1-a_2)$.
Jabuka, Stanislav   +2 more
core   +1 more source

On the algebraic unknotting number

open access: yesTransactions of the London Mathematical Society, Volume 1, Issue 1, Page 57-84, 2014., 2014
The algebraic unknotting number ua(K) of a knot K was introduced by Hitoshi Murakami. It equals the minimal number of crossing changes needed to turn K into an Alexander polynomial one knot. In a previous paper, the authors used the Blanchfield form of a knot K to define an invariant n(K) and proved that n(K)⩽ua(K).
Maciej Borodzik, Stefan Friedl
wiley   +1 more source

Grafting Seiberg-Witten monopoles

open access: yes, 2003
We demonstrate that the operation of taking disjoint unions of J-holomorphic curves (and thus obtaining new J-holomorphic curves) has a Seiberg-Witten counterpart.
McDuff   +6 more
core   +1 more source

Product Formulae for Ozsvath-Szabo 4-manifold Invariants

open access: yes, 2007
We give formulae for the Ozsvath-Szabo invariants of 4-manifolds X obtained by fiber sum of two manifolds M_1, M_2 along surfaces S_1, S_2 having trivial normal bundle and genus g>0.
Eisenbud   +13 more
core   +1 more source

Scientific opinion on the exposure of children and adolescents in the Republic of Croatia to lead from food

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Summary Lead is a ubiquitous environmental contaminant that occurs naturally and, to a greater extent, from anthropogenic activities. People are exposed to lead through food, water, air, soil and dust. Food is the major source of exposure for the adult population.
Vlatka Buzjak Služek   +5 more
wiley   +1 more source

Založno pravo na koncesiji na pomorskom dobru

open access: yesZbornik Pravnog Fakulteta Sveučilišta u Rijeci
Pomorsko dobro je dobro od interesa za Republiku Hrvatsku koje se gospodarski koristi, u pravilu, putem koncesije. Razvojni projekti koji se realiziraju na temelju koncesije nerijetko uključuju angažiranje znatnih financijskih sredstava koje koncesionari
Gordan Stanković, Iva Tuhtan Grgić
doaj   +1 more source

Unprecedented warming and salinization observed in the deep Adriatic

open access: yesLimnology and Oceanography Letters, Volume 10, Issue 6, Page 888-898, December 2025.
Abstract The deep Southern Adriatic is a Mediterranean region highly sensitive to climate change, influenced by dense water cascading from the northern Adriatic and heat/salt transport from the Eastern Mediterranean. Historical (since 1957) and modern (permanent and opportunistic temperature and salinity sampling, Argo floats, fixed moorings ...
Elena Terzić   +5 more
wiley   +1 more source

Dogovoreni susret – Traženje

open access: yes[sic], 2016
Kuća je imala tri sobe, dva dnevna boravka, kupaonicu, blagovaonicu, kuhinju, sobu za sluškinju, podrum, terasu i dvorište.Što je za Eduarda značilo dvorište?Značilo je zemlju kojom je jurio orući štapom, iskopanu krhotinu stakla iz kojeg je izišao crv ...
Petra Petrač, Fernando (Tavares) Sabino
doaj   +1 more source

Heegaard Floer homology and genus one, one boundary component open books

open access: yes, 2008
We compute the Heegaard Floer homology of any rational homology 3-sphere with an open book decomposition of the form (T,\phi), where T is a genus one surface with one boundary component.
Baldwin   +32 more
core   +3 more sources

The Role of Salt Tectonics in the 2021 Central Adriatic Seismic Sequence

open access: yesEarth and Space Science, Volume 12, Issue 5, May 2025.
Abstract On 27 March 2021 a 3‐months lasting seismic sequence struck the Central Adriatic Basin that is part of the Adria plate, a relatively undeformed plate since recent times. Analyzing the waveform data acquired by the Italian and Croatian seismic networks, we computed the location parameters of 160 earthquakes and the focal mechanisms of the Mw 5 ...
F. Di Luccio   +12 more
wiley   +1 more source

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