Cakoni, Fioralba; Moskow, Shari; Rome, Scott Asymptotic expansions of transmission eigenvalues for small perturbations of media with generally signed contrast. (English) Zbl 1397.35344 Inverse Probl. Imaging 12, No. 4, 971-992 (2018). MSC: 35R30 35Q60 35J40 78A25 × Cite Format Result Cite Review PDF Full Text: DOI OA License
Audibert, Lorenzo The generalized linear sampling and factorization methods only depends on the sign of contrast on the boundary. (English) Zbl 1380.65226 Inverse Probl. Imaging 11, No. 6, 1107-1119 (2017). MSC: 65M32 35R60 35R30 × Cite Format Result Cite Review PDF Full Text: DOI OA License