Pages that link to "Item:Q891377"

The following pages link to Weyl type theorems of \(2 \times 2\) upper triangular operator matrices (Q891377):

Displaying 13 items.

• Essential approximate point spectra and Weyl's theorem for operator matrices (Q1772392) (← links)
• On local spectral properties of operator matrices (Q2072963) (← links)
• Perturbations of spectra and property \((R)\) for upper triangular operator matrices (Q2097589) (← links)
• Spectra of upper triangular operator matrices with \(\mathrm{m}\)-complex symmetric operator entries along the main diagonal (Q2162716) (← links)
• Essential spectra of upper triangular relation matrices (Q2679708) (← links)
• (Q3110248) (← links)
• (Q3513725) (← links)
• The spectral theory of upper triangular matrices with entries in a Banach algebra (Q4543826) (← links)
• Weyl’s theorem for upper triangular operator matrix and perturbations (Q4640102) (← links)
• (Q5294954) (← links)
• (Q5869004) (← links)
• Property \((R)\) for upper triangular operator matrices (Q6043148) (← links)
• Characterizations on upper semi-Fredholmness of two-by-two operator matrices (Q6084029) (← links)