Grzegorz Lewicki

According to our database, Grzegorz Lewicki authored at least 13 papers between 1991 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

2-strong uniqueness of a best approximation and of minimal projections in complex polytope norms and their duals.

Tomasz Kobos, Grzegorz Lewicki

J. Approx. Theory, 2026

2024

Minimal projections onto subspaces generated by sign-matrices.

Beata Deregowska, Barbara Lewandowska, Grzegorz Lewicki

J. Approx. Theory, 2024

2022

Codimension 1 minimal projections onto the lines in Lp.

Grzegorz Lewicki, Michael Prophet

J. Approx. Theory, November, 2022

2016

Minimal projections onto hyperplanes in.

Grzegorz Lewicki, Leslaw Skrzypek

J. Approx. Theory, 2016

Bernstein's Lethargy Theorem in Fréchet spaces.

Asuman Güven Aksoy, Grzegorz Lewicki

J. Approx. Theory, 2016

2012

Codimension-one minimal extensions onto Haar subspaces.

Grzegorz Lewicki, Agnieszka Micek

J. Approx. Theory, 2012

2010

Minimal shape-preserving projections in tensor product spaces.

Grzegorz Lewicki, Michael Prophet

J. Approx. Theory, 2010

Equality of two strongly unique minimal projection constants.

Grzegorz Lewicki, Agnieszka Micek

J. Approx. Theory, 2010

2007

Chalmers-Metcalf operator and uniqueness of minimal projections.

Grzegorz Lewicki, Leslaw Skrzypek

J. Approx. Theory, 2007

2004

Codimension-one minimal projections onto Haar subspaces.

Grzegorz Lewicki, Michael Prophet

J. Approx. Theory, 2004

One-complemented subspaces of Musielak-Orlicz sequence spaces.

James E. Jamison, Anna Kaminska, Grzegorz Lewicki

J. Approx. Theory, 2004

Approximation of functions of finite variation by superpositions of a Sigmoidal function.

Grzegorz Lewicki, Giuseppe Marino

Appl. Math. Lett., 2004

1991

The convergent method of constructing polynomial discriminant functions for pattern recognition.

Mariusz Flasinski, Grzegorz Lewicki

Pattern Recognit., 1991