papers
Publications (5)
math.RT2013
A holomorphic transformation to a miniversal deformation under *congruence does not always exist
Lena Klimenko
math.RT2014
Change of the congruence canonical form of 2-by-2 and 3-by-3 matrices under perturbations and bundles of matrices under congruence
Andrii Dmytryshyn, Vyacheslav Futorny, Bo Kågström +2
math.RT2010
Block triangular miniversal deformations of matrices and matrix pencils
Lena Klimenko, Vladimir V. Sergeichuk
math.RT2013
Change of the *congruence canonical form of 2-by-2 matrices under perturbations
Vyacheslav Futorny, Lena Klimenko, Vladimir V. Sergeichuk
math.RA2013
An informal introduction to perturbations of matrices determined up to similarity or congruence
Lena Klimenko, Vladimir V. Sergeichuk