The purpose of this paper is to propose and study a class of quasi-interpolating operators in multivariate spline space S-1/2(Delta(mn)(2*)) on non-uniform type-2 triangulation. Based on the operators, we construct cu...The purpose of this paper is to propose and study a class of quasi-interpolating operators in multivariate spline space S-1/2(Delta(mn)(2*)) on non-uniform type-2 triangulation. Based on the operators, we construct cubature formula for two-dimensional hypersingular integrals. Some computing work have been done and the results are quite satisfactory.展开更多
Provides information on a study which proposed a spline method for solving two-dimensional Fredholm Integral Equations of second kind space with hypersingular kernels. Details on the quasi-interpolating operators; Inf...Provides information on a study which proposed a spline method for solving two-dimensional Fredholm Integral Equations of second kind space with hypersingular kernels. Details on the quasi-interpolating operators; Information on the cubature formulas; Formulas of the approximation method.展开更多
TUBE spinning technology is one of the effective methods of manufacturing the large diameterthin-wall cylindrical workpieces universally.It has been widely used in practical production atpresent.Because the tube spinn...TUBE spinning technology is one of the effective methods of manufacturing the large diameterthin-wall cylindrical workpieces universally.It has been widely used in practical production atpresent.Because the tube spinning process is complicated of its own,many difficulties will beencountered in accurate analysis theoretically.In recent years,the plastic finite展开更多
文摘A new taxoid, taxuchin B[1], has been isolated from twigs and needles of Taxus chinensis. It is the first chlorine-containing taxoid reported to date.
文摘The purpose of this paper is to propose and study a class of quasi-interpolating operators in multivariate spline space S-1/2(Delta(mn)(2*)) on non-uniform type-2 triangulation. Based on the operators, we construct cubature formula for two-dimensional hypersingular integrals. Some computing work have been done and the results are quite satisfactory.
基金the National Natural Science Foundation of China, and the Foundation for Doctoralprogram of the State Education Commission of
文摘Provides information on a study which proposed a spline method for solving two-dimensional Fredholm Integral Equations of second kind space with hypersingular kernels. Details on the quasi-interpolating operators; Information on the cubature formulas; Formulas of the approximation method.
文摘TUBE spinning technology is one of the effective methods of manufacturing the large diameterthin-wall cylindrical workpieces universally.It has been widely used in practical production atpresent.Because the tube spinning process is complicated of its own,many difficulties will beencountered in accurate analysis theoretically.In recent years,the plastic finite
