... about using the computing principle of inverse problem by means of heat transfer and the numerical tool used in the Boundary Element Method The aim of this method is used to detect cracks in two-dimensional ... ultrasonic and radiographic [2, 11].Therefore, In this paper, we only research BEM for heat transfer in plate problems, and apply this in inverse problems to detect discontinuous geometry in material Boundary ... N and Kobayashi S, “A Boundary Integral Equation Method for an Inverse Problem related to Crack Detection”, Int J Numer Meth Engng, 1991; 32: 1371-87 Friedman A and Vogelius M, “Determining Cracks...