On the algebraic boundaries among typical ranks for real binary forms

Abstract

We describe the algebraic boundaries of the regions of real binary forms with fixed typical rank and of degree at most eight, showing that they are dual varieties of suitable coincident root loci.

To appear in Linear Algebra and its Applications

References in corpus (3)

• A Macaulay2 package for computations with rational maps
• A package for computations with classical resultants
• Real identifiability vs complex identifiability