The histopathological and histochemical features of lymphocystis of Arothron hispidus Linnaeus are studied using light and transmission electron microscopy and histochemical methods.

Cavitation and bifurcation in an incompressible sphere;

Dynamics of dislocation and global bifurcation for a system;

The bifurcation analysis of shear band of rock under the plane strain condition;

The analysis of nonlinear dynamics and local bifurcations of a simply supported flexible beam subjected to harmonic axial excitation is presented.

Also thebifurcations are obtained.