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Institut for Matematik

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Stetkær, H. (2005). Functional equations and matrix-valued spherical functions. Aequationes Mathematicae, 69, 271-292.

Stetkær, H. (2005). Operator-valued spherical functions. Journal of Functional Analysis, 224, 338-351.

Stetkær, H. (2006). d'Alembert's and Wilson's equations on Lie groups by P. de Place Friis. Zentralblatt für Mathematik, (Zbl 1060.39026).

Stetkær, H. (2006). On the quadratic functional equation on groups. I Aequationes Mathematicae (71 udg., s. 88)

Stetkær, H. (2006). Representations, convolution square roots and spherical vectors. http://www.imf.au.dk/publs?id=632

Stetkær, H. (2003). Wilson's functional equation on metabelian groups. I The Fortieth International Symposium on Functional Equations (s. 302)

Stetkær, H. (2001). General trigonometric functional equations. I The Thirty-eighth International Symposium on Functional Equations (s. 296)

Stetkær, H. (2001). Functional equations and spherical functions. I Abstracts of papers presented to the American Mathematical Society, vol. 22, nr. 1 (s. 92)

Stetkær, H. (2007). Representations, convolution square roots and spherical vectors. Journal of Functional Analysis, 252, 1-33. https://doi.org/10.1016/j.jfa.2007.08.001

Stetkær, H. (2007). Properties of d'Alembert functions. Department of Mathematical Sciences , University of Aarhus. http://www.imf.au.dk/publs?id=657

Stetkær, H. (2009). Properties of d'Alembert functions. Aequationes Mathematicae, 77(3), 281 - 301. https://doi.org/10.1007/s00010-008-2934-x

Stetkær, H. (2013). Functional equations on groups. World Scientific. https://doi.org/10.1142/8830

Stetkær, H. (2013). D'Alembert's functional equation on groups. I Recent developments in functional equations and inequalities: Selected topics (s. 173-191). Polish Academy of Sciences, Institute of Mathematics. https://doi.org/10.4064/bc99-0-11

Stetkær, H. (2015). A Variant of d'Alembert's Functional Equation. Aequationes Mathematicae, 89(3), 657-662. https://doi.org/10.1007/s00010-014-0253-y

Stetkær, H. (2016). A link between Wilson’s and d’Alembert’s functional equations. Aequationes Mathematicae, 90(2), 407-409. https://doi.org/10.1007/s00010-015-0336-4

Stetkær, H. (2016). Van Vleck’s functional equation for the sine. Aequationes Mathematicae, 90(1), 25-34. https://doi.org/10.1007/s00010-015-0349-z

Stetkær, H. (2016). The cosine addition law with an additional term. Aequationes Mathematicae, 90(6), 1147–1168. https://doi.org/10.1007/s00010-016-0432-0

Stetkær, H. (2017). The kernel of the second order Cauchy difference on semigroups. Aequationes Mathematicae, 91(2), 279–288. https://doi.org/10.1007/s00010-016-0453-8

Stetkær, H. (2017). A note on Wilson’s functional equation. Aequationes Mathematicae, 91(5), 945-947. https://doi.org/10.1007/s00010-017-0481-z

Stetkær, H. (2017). Kannappan’s functional equation on semigroups with involution. Semigroup Forum, 94(1), 17-30. https://doi.org/10.1007/s00233-015-9756-7

Stetkær, H. (2019). Extensions of the sine addition law on groups. Aequationes Mathematicae, 93(2), 467-484. https://doi.org/10.1007/s00010-018-0584-1

Stetkær, H. (2020). More about Wilson’s functional equation. Aequationes Mathematicae, 94(3), 429-446. https://doi.org/10.1007/s00010-019-00654-9

Stetkær, H. (2021). k-Valued Wilson functions. Aequationes Mathematicae, 95(6), 1131-1147. https://doi.org/10.1007/s00010-021-00784-z

Stetkær, H. (2022). Homomorphisms of Product Semigroups. Results in Mathematics, 77(2), Artikel 60. https://doi.org/10.1007/s00025-022-01603-w

Stetkær, H. (2022). A Levi–Civita functional equation on semigroups. Aequationes Mathematicae, 96, 115-127. https://doi.org/10.1007/s00010-021-00865-z

Stetkær, H. (2023). Exponential polynomials and the sine addition law on magmas. Aequationes Mathematicae, 97(5-6), 963-979. https://doi.org/10.1007/s00010-023-00965-y

Stetkær, H. (2024). The equation f(xy)=f(x)h(y)+g(x)f(y) and representations on C². Aequationes Mathematicae, 98(5), 1419-1438. https://doi.org/10.1007/s00010-023-01014-4

Stetkær, H. (2025). On a sine addition/subtraction law on semigroups. Aequationes Mathematicae, 99(6), 2699-2711. https://doi.org/10.1007/s00010-025-01179-0

Stetkær, H. (2025). On centrality of solutions of generalized addition and subtraction laws. Aequationes Mathematicae, 99(5), 2187-2211. https://doi.org/10.1007/s00010-025-01226-w

Stetkaer, H. (2021). The small dimension lemma and d'Alembert's equation on semigroups. Aequationes Mathematicae, 95(2), 281-299. https://doi.org/10.1007/s00010-020-00746-x

Stehr, M. & Kiderlen, M. (2020). Asymptotic variance of Newton-Cotes quadratures based on randomized sampling points. Advances in Applied Probability, 52(4), 1284-1307. https://doi.org/10.1017/apr.2020.41

Stehr, M. & Rønn-Nielsen, A. (2021). Tail asymptotics of an infinitely divisible space-time model with convolution equivalent Lévy measure. Journal of Applied Probability, 58(1), 42 - 67. https://doi.org/10.1017/jpr.2020.73[Opens in a new window] Check for updates

Stehr, M. & Kiderlen, M. (2020). Improving the Cavalieri estimator under non-equidistant sampling and dropouts. Image Analysis and Stereology, 39(3), 197-212. https://doi.org/10.5566/ias.2422

Stehr, M. & Rønn-Nielsen, A. (2021). Extreme value theory for spatial random fields - with application to a Lévy-driven field. Extremes, 24(4), 753–795 . https://doi.org/10.1007/s10687-021-00415-5

Stehr, M., Kiderlen, M. & Dorph-Petersen, K.-A. (2022). Improving Cavalieri volume estimation based on non-equidistant planar sections: The trapezoidal estimator. Journal of Microscopy, 288(1), 40-53. https://doi.org/10.1111/jmi.13141

Stehr, M. & Kiderlen, M. (2025). Confidence intervals for Newton–Cotes quadratures based on stationary point processes. Statistical Methods & Applications, 34(1), 39-67. https://doi.org/10.1007/s10260-024-00773-x

Stehr, M. (2020). Stereology and Spatio-Temporal Models: Numerical Integration Methods for Volume Estimation and Extremes for Lévy-based Models. [Ph.d.-afhandling, Aarhus Universitet]. Aarhus Universitet.

Steffensen, M. & Thøgersen, J. (2019). Personal non-life insurance decisions and the welfare loss from flat deductibles. ASTIN Bulletin: The Journal of the IAA, 49(1), 85-116. https://doi.org/10.1017/asb.2018.40

Steffensen, P. J. (2005). Irreducible representations of the Witt-Jacobson Lie algebra of rank 2.

Stark, A. K., Gundersen, H. J. G., Gardi, J. E., Pakkenberg, B. & Hahn, U. (2009). The saucor, a new stereological tool for analysing the spatial distributions of cells, exempliﬁed by human neocortical neurons and glial cells. Thiele Centre, Institut for Matematiske Fag, Aarhus Universitet.

Stark, A. K., Gundersen, H. J. G., Gardi, J. E., Pakkenberg, B. & Hahn, U. (2011). The saucor, a new stereological tool for analysing the spatial distributions of cells, exemplified by human neocortical neurons and glial cells. Journal of Microscopy, 242(2), 132-147. https://doi.org/10.1111/j.1365-2818.2010.03447.x

Stald, L. J. (2007). En interaktiv teaterforestilling. Museumsformidling i Danmark, Nyhedsbrev 16, (16), 18-19.

Stald, L. J. (2007). Naturfag på tværs, Energiforsyningen en udfordring for fremtiden - elevbog. Alinea.

Stald, L. J. (2007). En strålende udstilling. Kaskelot, (166), 24-26.

Stald, L. J. & Søndergaard, B. D. (2007). Natur i Teltet 2007 og fremover: Pixi-version af evalueringsrapporten med forslag til videreudvikling. Steno Instituttet, Aarhus Universitet.

Sriraman, B. & Dahl, B. (2009). On Bringing Interdisciplinary Ideas to Gifted Education. I L. Shavinina (red.), The International Handbook of Giftedness (s. 1235-1256). Springer.

Sriraman, B., Bergsten, C., Goodchild, S., Palsdottir, G., Dahl, B. & Haapasalo, L. (red.) (2010). The First Sourcebook on Nordic Research in Mathematics Education: Norway, Sweden, Iceland, Denmark, and contributions from Finland. Information Age Publishing.

Spotti, C. (2017). Kahler-Einstein metrics on Q-smoothable Fano varieties, their moduli and some applications. I Complex and Symplectic Geometry Springer.

Spotti, C. (2016). MR3507265 Zhang, Yuguang. Collapsing of negative Kähler-Einstein metrics. Math. Res. Lett. 22 (2015), no. 6, 1843–1869. MathSciNet. http://www.ams.org/mathscinet/search/publdoc.html?pg1=RVRI&pg3=authreviews&s1=1058552&sort=Newest&vfpref=html&r=5&mx-pid=3507265

Spotti, C. & Sun, S. (2017). Explicit Gromov-Hausdorff compactifications of moduli spaces of Kähler-Einstein Fano manifolds. (s. 477-515). ArXiv. https://doi.org/10.4310/PAMQ.2017.v13.n3.a5

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Lars Madsen