The following pages link to Operators of subprincipal type (Q514637):
Displaying 8 items.
- Solvability and limit bicharacteristics (Q330588) (← links)
- On the local insolvability for a class of P.D.O. with multiple characteristics (Q803828) (← links)
- Sufficient conditions for local solvability of some degenerate pdo with complex subprincipal symbol (Q2280117) (← links)
- On the Solvability of a Class of Second Order Degenerate Operators (Q3295288) (← links)
- Microlocal Solvability and Subellipticity of Several Classes of Pseudodifferential Operators with Involutive Characteristics (Q4607780) (← links)
- On the local solvability of a class of degenerate second order operators with complex coefficients (Q4628881) (← links)
- Solvability and complex limit bicharacteristics (Q5118019) (← links)
- On the Solvability of Certain Degenerate Partial Differential Operators (Q5275996) (← links)