获得了内积空间关于弱闭凸集的最佳逼近元的存在性及其刻划定理。

In the inner product space, the existence theory of best approximation element was obtained and described.

youdao

获得了内积空间关于弱闭凸集的最佳逼近元的存在性及其刻划定理。

In the inner product space, the existence theory of best approximation element was obtained and described.

youdao