Concepedia
Statistics
Publications
4
Citations
223
H-Index
Active since
1970
Affiliations
Hitachi (Japan)(Current)
Ibaraki University
Hokkaido University
Katsuyoshi Nishio is an author at Hitachi (Japan) specializing in functional analysis, engineering, and network science.
Top concepts
Functional AnalysisEngineeringNetwork ScienceSpectral TheoryComputer ScienceNetwork Analysis
Publications per year
1970–1985
Positive selfadjoint extensions of positive symmetric operators
Tsuyoshi Andô, Katsuyoshi Nishio · Tohoku Mathematical Journal · 1970 · 145 citations · Full text
Topological Semigroups, Linear Operator, Norm (Mathematics) +2
Characterizations of operations derived from network connections
Katsuyoshi Nishio, Tsuyoshi Andô · Journal of Mathematical Analysis and Applications · 1976 · 47 citations
Network Science, Engineering, Network Operation +5
The structure of a real linear combination of two projections
Katsuyoshi Nishio · Linear Algebra and its Applications · 1985 · 18 citations
Real Linear Combination, Projection System, Functional Analysis
Convexity properties of operator radii associated with unitary $\rho$-dilations.
Tsuyoshi Andô, Katsuyoshi Nishio · The Michigan Mathematical Journal · 1974 · 13 citations · Full text
Spectral Theory, Engineering, Norm (Mathematics) +3
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