The inverse problems for positive definite and semipositive definite matrices of equation AX=B on manifold;
流形上矩阵方程AX=B的正定及半正定阵的反问题
The new method of judgement for matrix positive definite in Euclid space;
Euclid空间中矩阵正定性判别的新方法
Some notes on the positive definite problem of a binary n- form;
关于一类二元n次型正定问题的若干注记