Tatjana Petek

collaborators

2 papers

nlin.SI2024

Integrability of polynomial vector fields and a dual problem

Tatjana Petek, Valery Romanovski

We investigate the integrability of polynomial vector fields through the lens of duality in parameter spaces. We examine formal power series solutions annihilated by differential o…

math.FA2024

Maps preserving ascent/descent of triple Jordan product

Roja Hosseinzadeh, Tatjana Petek

Let $X$ be a real or complex Banach space with $dim X \geq 3$ . We give a complete description of surjective mappings on $B (X)$ that preserve the asce…