Comparison theorems for special classes of nonselfadjoint elliptic equations

Kreith, Kurt

doi:10.1090/S0002-9939-1974-0330723-9

Comparison theorems for special classes of nonselfadjoint elliptic equations
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Proc. Amer. Math. Soc. 42 (1974), 186-191 Request permission

Abstract:

Known comparisons for nonselfadjoint elliptic equations are strengthened in cases where the coefficients of these equations satisfy special conditions. These improved comparison theorems are also considered in the context of a related eigenvalue problem.

References

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