Risto Korhonen
Laitoksen varajohtaja
Professori
Fysiikan ja matematiikan laitos, Luonnontieteiden, metsätieteiden ja tekniikan tiedekunta
risto.korhonen@uef.fi | 050 442 2684
Tutkimusalat: Nevanlinnan teoria, differenssiyhtälöt, diskreetit integroituvat systeemit
Tutkimusryhmät
Julkaisut
56/56 kappaletta-
A Malmquist-Steinmetz Theorem for Difference Equations
Zhang, Yueyang; Korhonen, Risto. 2023. Constructive approximation. [Epub ahead of print 3 May 2023]: 1-55 -
Meromorphic solutions of higher order delay differential equations
Cao, Tingbin; Chen, Yu; Korhonen, Risto. 2023. Bulletin des sciences mathematiques. 182: -
On meromorphic solutions of Malmquist type difference equations
Korhonen, Risto; Zhang, Yueyang. 2023. Annales Fennici mathematici. 48: 493-514 -
Quasiperiodicity of transcendental meromorphic functions
Liu, Xinling; Liu, Kai; Korhonen, Risto; Filipuk, Galina. 2023. Acta mathematica scientia. 44: 161-172 -
Inverse problems on the parity of meromorphic functions
Liu, Xinling; Liu, Kai; Korhonen, Risto. 2022. Journal of mathematical analysis and applications. 512: -
Unified Value Sharing of Meromorphic Functions
Charak, Kuldeep Singh; Korhonen, Risto; Kumar, Gaurav. Teoksessa: Filipuk, Galina; Lastra, Alberto; Michalik, Sławomir(toim.) , 2022. Formal and Analytic Solutions of Differential Equations. s. 205-222. World scientific -
Variations on a Conjecture of C. C. Yang Concerning Periodicity
Liu, Xinling; Korhonen, Risto; Liu, Kai. 2021. Computational methods and function theory. [Epub ahead of print 16 Feb 2021]: 1-7 -
A Stothers-Mason theorem with a difference radical
lshizaki, Katsuya; Korhonen, Risto; Li, Nan; Tohge, Kazuya. 2020. Mathematische zeitschrift. 2021; 298: 671-696 -
A lemma on the difference quotients
Korhonen, R; Tohge, K; Zhang, Y; Zheng, J. 2020. Annales academiae scientiarum fennicae-mathematica. 45: 479-491 -
On the periodicity of transcendental entire functions
Liu, Xinling; Korhonen, Risto. 2020. Bulletin of the australian mathematical society. 101: 453-465