Based on the singular value decomposition theory,this paper analyzed the mechanism of escaping/avoiding singularity using generalized and weighted singularity-r
<正> The present investigation of the crack problem inpiezoelectric materials is performed based on the non-localtheory.After some manipulations,the impermeable
<正>Bending analysis of functionally graded plates using the two variable refined plate theory is presented in this paper.The number of unknown functions involv