Mohan Sastri Putcha

Works (26)

Updated: April 4th, 2024 17:52

2016 article

Idempotent conjugacy in monoids

Putcha, M. S. (2016, August 4). Semigroup Forum.

By: M. Putcha n

author keywords: Idemotent conjugacy; Parabolic subgroups; Graham blocks
topics (OpenAlex): semigroups and automata theory; Geometric and Algebraic Topology; Mathematical Dynamics and Fractals
Source: Web Of Science
Added: August 6, 2018

2011 article

Canonical semigroups

Putcha, M. S. (2011, April 21). Semigroup Forum.

By: M. Putcha n

author keywords: Canonical semigroups; Monoids of Lie type; Canonical compactification
topics (OpenAlex): Advanced Algebra and Geometry; Geometric and Algebraic Topology; Homotopy and Cohomology in Algebraic Topology
Source: Web Of Science
Added: August 6, 2018

2011 article

Centralizer of an idempotent in a reductive monoid

Putcha, M. S. (2011, November 8). Forum Mathematicum.

By: M. Putcha n

author keywords: Reductive monoid; centralizer; idempotent; canonical monoid
topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Algebraic Geometry and Number Theory
Source: Web Of Science
Added: August 6, 2018

2011 article

ROOT SEMIGROUPS IN REDUCTIVE MONOIDS

PUTCHA, M. O. H. A. N. S. (2011, March 28). International Journal of Algebra and Computation.

By: M. Putcha n

author keywords: Reductive monoids; Jordan decomposition; root semigroups; root elements
topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Advanced Combinatorial Mathematics
TL;DR: It is shown that the closure of the Borel subgroup is generated by the maximal torus and positive root semigroups, and the Jordan decomposition of algebraic groups to reductive monoids is generalized. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2007 article

Monoids and Cuspidal Group Characters

Putcha, M. S. (2007, December 1). Semigroup Forum.

By: M. Putcha n

topics (OpenAlex): semigroups and automata theory; Advanced Algebra and Logic; Geometric and Algebraic Topology
Source: Web Of Science
Added: August 6, 2018

2007 article

Nilpotent variety of a reductive monoid

Putcha, M. S. (2007, August 9). Journal of Algebraic Combinatorics.

By: M. Putcha n

author keywords: reductive monoid; nilpotent variety; unipotent variety; Renner monoid; Weyl group
topics (OpenAlex): Advanced Algebra and Geometry; Advanced Combinatorial Mathematics; Coding theory and cryptography
Source: Web Of Science
Added: August 6, 2018

2006 article

Idempotent-Conjugate Monoids with Nilpotent Unit Groups

Putcha, M. S. (2006, March 12). Semigroup Forum.

By: M. Putcha n

topics (OpenAlex): Finite Group Theory Research; Rings, Modules, and Algebras
Source: Web Of Science
Added: August 6, 2018

2006 article

PARABOLIC MONOIDS I: STRUCTURE

PUTCHA, M. O. H. A. N. S. (2006, December 1). International Journal of Algebra and Computation.

By: M. Putcha n

author keywords: reductive monoid; parabolic subgroups; J-classes
topics (OpenAlex): Advanced Algebra and Geometry; Advanced Combinatorial Mathematics; Algebraic structures and combinatorial models
TL;DR: The structure of -class of a finite parabolic monoid and it is shown that such a monoid is generated by its unit group and diagonal idempotents. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2005 article

Conjugacy decomposition of reductive monoids

Putcha, M. S. (2005, April 14). Mathematische Zeitschrift.

By: M. Putcha n

topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Advanced Combinatorial Mathematics
Source: Web Of Science
Added: August 6, 2018

2004 article

Brauer Characters of Finite Monoids

Putcha, M. S. (2004, March 1). Algebras and Representation Theory.

By: M. Putcha n

author keywords: monoid; Brauer character; quiver
topics (OpenAlex): Algebraic structures and combinatorial models; semigroups and automata theory; Homotopy and Cohomology in Algebraic Topology
Source: Web Of Science
Added: August 6, 2018

2004 article

Bruhat-Chevalley Order in Reductive Monoids

Putcha, M. S. (2004, July 1). Journal of Algebraic Combinatorics.

By: M. Putcha n

author keywords: reductive monoid; Renner monoid; Bruhat-Chevalley order; projections
topics (OpenAlex): Advanced Algebra and Geometry; Advanced Combinatorial Mathematics; Algebraic structures and combinatorial models
Source: Web Of Science
Added: August 6, 2018

2004 article

Möbius function on cross-section lattices

Putcha, M. S. (2004, April 13). Journal of Combinatorial Theory Series A.

By: M. Putcha n

author keywords: Mobius function; cross section lattice; reductive monoid
topics (OpenAlex): Advanced Combinatorial Mathematics; semigroups and automata theory; Advanced Algebra and Geometry
TL;DR: The purpose of this paper is to compute the Mobius function on the cross-section lattice Λ by analyzing an associated boolean family of face lattices of polytopes and then solving a resulting system of linear equations. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2002 article

Big cells and LU factorization in reductive monoids

Putcha, M. S. (2002, May 29). Proceedings of the American Mathematical Society.

By: M. Putcha n

topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Finite Group Theory Research
Source: Web Of Science
Added: August 6, 2018

2001 article

MONOIDS WITH IDEMPOTENT CROSS-SECTIONS

PUTCHA, M. O. H. A. N. S. (2001, August 1). International Journal of Algebra and Computation.

By: M. Putcha n

topics (OpenAlex): semigroups and automata theory; Geometric and Algebraic Topology; Rings, Modules, and Algebras
TL;DR: This paper identifies a particular class of "canonical monoids" inspired by some projective compactifications of algebraic groups and shows that these canonical monoids are 0-semilattice unions of completely 0-simple semigroups. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2001 article

Reciprocity in character theory of finite semigroups

Putcha, M. S. (2001, October 1). Journal of Pure and Applied Algebra.

By: M. Putcha n

topics (OpenAlex): semigroups and automata theory; Rings, Modules, and Algebras
Source: Web Of Science
Added: August 6, 2018

2001 article

Shellability in reductive monoids

Putcha, M. (2001, August 30). Transactions of the American Mathematical Society.

By: M. Putcha n

topics (OpenAlex): Algebraic structures and combinatorial models; Homotopy and Cohomology in Algebraic Topology; Advanced Algebra and Logic
Source: Web Of Science
Added: August 6, 2018

2000 article

Semigroups and weights for group representations

Putcha, M. S. (2000, March 2). Proceedings of the American Mathematical Society.

By: M. Putcha n

topics (OpenAlex): Algebraic structures and combinatorial models; Advanced Algebra and Geometry; Finite Group Theory Research
Source: Web Of Science
Added: August 6, 2018

2000 article

Subspace Semigroups

Okniński, J., & Putcha, M. S. (2000, November 1). Journal of Algebra.

By: J. Okniński & M. Putcha*

topics (OpenAlex): Rings, Modules, and Algebras; Advanced Topics in Algebra; semigroups and automata theory
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Source: Web Of Science
Added: August 6, 2018

1999 article

Hecke Algebras and Semisimplicity of Monoid Algebras

Putcha, M. S. (1999, August 1). Journal of Algebra.

By: M. Putcha n

topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Advanced Combinatorial Mathematics
Source: Web Of Science
Added: August 6, 2018

1999 article

Invariant Algebra and Cuspidal Representations of Finite Monoids

Putcha, M. S. (1999, February 1). Journal of Algebra.

By: M. Putcha n

topics (OpenAlex): semigroups and automata theory; Algebraic structures and combinatorial models; Geometric and Algebraic Topology
Source: Web Of Science
Added: August 6, 2018

1999 article

Types of Reductive Monoids

Li, Z., & Putcha, M. (1999, November 1). Journal of Algebra, Vol. 221, pp. 102–116.

By: Z. Li*  & M. Putcha n

topics (OpenAlex): Advanced Algebra and Geometry; Algebraic Geometry and Number Theory; Finite Group Theory Research
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

1998 article

Complex Representations of Finite Monoids II. Highest Weight Categories and Quivers

Putcha, M. S. (1998, July 1). Journal of Algebra.

By: M. Putcha n

topics (OpenAlex): semigroups and automata theory; Rings, Modules, and Algebras; Algebraic structures and combinatorial models
Source: Web Of Science
Added: August 6, 2018

1998 article

Conjugacy Classes and Nilpotent Variety of a Reductive Monoid

Putcha, M. S. (1998, August 1). Canadian Journal of Mathematics.

By: M. Putcha*

topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Algebraic Geometry and Number Theory
Source: Web Of Science
Added: August 6, 2018

1998 article

Monoid deformations and group representations

Putcha, M. S. (1998, November 1). Journal of Pure and Applied Algebra.

By: M. Putcha n

topics (OpenAlex): Advanced Algebra and Geometry; Finite Group Theory Research; Geometric and Algebraic Topology
Source: Web Of Science
Added: August 6, 2018

1997 article

Analogue of the Bruhat–Chevalley Order for Reductive Monoids

Pennell, E. A., Putcha, M. S., & Renner, L. E. (1997, October 1). Journal of Algebra.

By: E. Pennell*, M. Putcha n & L. Renner*

topics (OpenAlex): Advanced Algebra and Geometry; Algebraic structures and combinatorial models; Homotopy and Cohomology in Algebraic Topology
Source: Web Of Science
Added: August 6, 2018

1997 article

Monoid Hecke algebras

Putcha, M. S. (1997, January 1). Transactions of the American Mathematical Society.

By: M. Putcha n

topics (OpenAlex): Advanced Algebra and Geometry; Advanced Combinatorial Mathematics; Algebraic structures and combinatorial models
Source: Web Of Science
Added: August 6, 2018

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