Proceedings of 45th Sapporo Symposium on Partial Differential Equations

[1] Hauptmann, A., Ikehata, M., Itou, H., Siltanen, S., Revealing cracks inside conductive

bodies by electric surface measurements, Inverse Problems, 35(2019), 025004 (24pp).

[2] Ikehata, M., Enclosing a polygonal cavity in a two-dimensional bounded domain from

Cauchy data, Inverse Problems, 15(1999), 1231–1241.

[3] Ikehata, M., Complex geometrical optics solutions and inverse crack problems, Inverse

Problems, 19(2003), 1385–1405.

[4] Ikehata, M., A new formulation of the probe method and related problems, Inverse Problems, 21(2005), 413–426.

[5] Ikehata, M., Itou, H., Reconstruction of a linear crack in an isotropic elastic body from a

single set of measured data, Inverse Problems, 23(2007), 589–607.

[6] Ikehata, M., Itou, H., An inverse problem for a linear crack in an anisotropic elastic body

and the enclosure method, Inverse Problems, 24(2008), 025005 (21pp).

[7] Ikehata, M., Itou, H., Sasamoto, A., The enclosure method for an inverse problem arising

from a spot welding, Math. Methods Appl. Sci., 39(2016), 3565–3575.

[8] Kozlov V. A., Maz’ya V. G., Rossmann J., Spectral Problems Associated with Corner Singularities of Solutions to Elliptic Equations, Mathematical Surveys and Monographs Vol.

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