Research Output per year

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

- 2 Similar Profiles

Evans Function
Mathematics

Eigenvalue Problem
Mathematics

Eigenvalue
Mathematics

Stability Index
Mathematics

Bifurcation
Mathematics

FitzHugh-Nagumo Equations
Mathematics

Morse Function
Mathematics

Homoclinic Bifurcation
Mathematics

##
Network
Recent external collaboration on country level. Dive into details by clicking on the dots.

## Research Output 1996 2018

### Genericity of interactions with potentials being Morse functions

Nii, S., Jul 1 2018, In : Journal of Geometry and Physics. 129, p. 233-237 5 p.Research output: Contribution to journal › Article

Morse Function

Genericity

Potential Function

Nearest Neighbor

Interaction

### Computer assisted verification of the eigenvalue problem for one-dimensional Schrödinger operator

Sekisaka, A. & Nii, S., Jan 1 2016,*Mathematical Challenges in a New Phase of Materials Science.*Nishiura, Y. & Kotani, M. (eds.). Springer New York LLC, p. 145-157 13 p. (Springer Proceedings in Mathematics and Statistics; vol. 166).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Eigenvalue Problem

Connecting Orbits

Computer-assisted Proof

Eigenvalue

Interval Arithmetic

### $\pi_1$- and $\pi_2$-theories of operators (Problems in the Calculus of Variations and Related Topics)

Nii, S., Feb 2009, In : RIMS Kokyuroku. 1628, p. 58-62 5 p.Research output: Contribution to journal › Article

### Bifurcations of stationary solutions with triple junctions in phase separation problems - A new view of bifurcation analysis

Nii, S., Jun 15 2009, In : Physica D: Nonlinear Phenomena. 238, 13, p. 1050-1055 6 p.Research output: Contribution to journal › Article

curvature

perturbation

curves

geometry

7
Citations
(Scopus)

### An infinite-dimensional Evans function theory for elliptic boundary value problems

Deng, J. & Nii, S., Feb 15 2008, In : Journal of Differential Equations. 244, 4, p. 753-765 13 p.Research output: Contribution to journal › Article

Evans Function

Elliptic Boundary Value Problems

Boundary value problems

Elliptic Operator

Stars