4 research outputs found
Degrees of categoricity of rigid structures
© Springer International Publishing AG 2017. We prove that there exists a properly 2-c.e. Turing degree d which cannot be a degree of categoricity of a rigid structure
Degrees of categoricity of rigid structures
© Springer International Publishing AG 2017. We prove that there exists a properly 2-c.e. Turing degree d which cannot be a degree of categoricity of a rigid structure
Degrees of categoricity of rigid structures
© Springer International Publishing AG 2017. We prove that there exists a properly 2-c.e. Turing degree d which cannot be a degree of categoricity of a rigid structure
Degrees of categoricity of rigid structures
© Springer International Publishing AG 2017. We prove that there exists a properly 2-c.e. Turing degree d which cannot be a degree of categoricity of a rigid structure