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Fingerprint Dive into the research topics where Hiroyuki Ochiai is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

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Riemann zeta function Mathematics
Differential operator Mathematics
Harmonic Oscillator Mathematics
Flag Variety Mathematics
Orbit Mathematics
Cycle Mathematics
Hypergeometric Functions Mathematics
Evolution System Mathematics

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Research Output 1993 2019

On solutions of linear fractional differential equations and systems thereof

Dorjgotov, K., Ochiai, H. & Zunderiya, U., Apr 24 2019, In : Fractional Calculus and Applied Analysis. 22, 2, p. 479-494 16 p.

Research output: Contribution to journalArticle

Wright Function
Invariant Solutions
H-function
Fractional Differential Equation
Generalized Functions
1 Citation (Scopus)

Exact solutions to a class of time fractional evolution systems with variable coefficients

Dorjgotov, K., Ochiai, H. & Zunderiya, U., Aug 1 2018, In : Journal of Mathematical Physics. 59, 8, 081504.

Research output: Contribution to journalArticle

Evolution System
Variable Coefficients
Fractional
Exact Solution
Wright Function
2 Citations (Scopus)

Lie symmetry analysis of a class of time fractional nonlinear evolution systems

Dorjgotov, K., Ochiai, H. & Zunderiya, U., Jul 15 2018, In : Applied Mathematics and Computation. 329, p. 105-117 13 p.

Research output: Contribution to journalArticle

Optimal systems
Lie Symmetry
Evolution System
Group Invariant Solutions
Algebra
1 Citation (Scopus)

On the Letac-Massam Conjecture on cones QAn

Graczyk, P., Ishi, H., Mamane, S. & Ochiai, H., Mar 1 2017, In : Proceedings of the Japan Academy Series A: Mathematical Sciences. 93, 3, p. 16-21 6 p.

Research output: Contribution to journalArticle

Graphical Models
Cone
Wishart Distribution
Nearest Neighbor
Interaction
3 Citations (Scopus)

A concise parametrization of affine transformation

Kaji, S. & Ochiai, H., Sep 7 2016, In : SIAM Journal on Imaging Sciences. 9, 3, p. 1355-1373 19 p.

Research output: Contribution to journalArticle

Parametrization
Affine transformation
Computer graphics
Animation
Interpolation