Hiroyuki Takagi

Algebra and Number Theory · 2003–2007

A researcher in the Science corpus: 4 papers; trusts 3 researchers and is trusted by 1 researcher here, as inferred from the citation graph.

Subfields

• Algebra and Number Theory — 9 citations into it; #2,331 of 2,864 by trust here, #1,608 by citations
• Geometry and Topology — 8 citations into it

Whom Hiroyuki Takagi trusts overall

Their strongest outbound trust, strongest first, inferred from their citations.

1. Lajos Molnár
2. Takeshi Miura
3. N. V. Rao

Who trusts Hiroyuki Takagi overall

1. Y. Estaremi
2. Jinghao Huang

Papers from Hiroyuki Takagi's perspective

Ordered by how strongly the researchers Hiroyuki Takagi trusts endorse each paper. Same corpus, a different order for every researcher.

1. Some characterizations of the automorphisms of B(H) and C(X)
2. MULTIPLICATIVELY SPECTRUM-PRESERVING MAPS OF FUNCTION ALGEBRAS. II (Proceedings of the Edinburgh Mathematical Society)
3. Multiplicatively spectrum-preserving maps of function algebras
4. Determinant preserving maps on matrix algebras
5. Geometrical significance of the Löwner-Heinz inequality
6. Isometries on Banach Spaces: function spaces
7. A Course In Functional Analysis
8. Non‐Linear Spectrum‐Preserving Maps

Their papers

• Unital and multiplicatively spectrum-preserving surjections between semi-simple commutative Banach algebras are linear and multiplicative (2007) — 55 citations
• Characterizations of isometric isomorphisms between uniform algebras via nonlinear range-preserving properties (2006) — 66 citations
• The Hyers–Ulam stability constants of first order linear differential operators (2004) — 101 citations
• ESSENTIAL NORMS AND STABILITY CONSTANTS OF WEIGHTED COMPOSITION OPERATORS ON C(X) (2003) — 49 citations