The following results are given: A necessary condition of F space and a character of F subspace in linear order space;
主要结果有：给出了F空间判定的必要条件； 得到了线性序拓扑空间中的F子空间的刻画；
In this paper the major cone and the strict major cone in real infinite-dimensional linear space is introduced, through which we define the major-order, and their properties are also discussed.
本文引入实无限维线性空间中的较多锥和严格较多锥，利用它们定义较多序，讨论较多序的性质，由此得出，实无限维线性空间中的任何两个元素都可以按较多序进行比较。
In order to solve the high order linear system of equations, we have used the frontal method with high accuracy and considerable economy of main memory space.
用节省内存空间而精度又高的波前法来求解此特大型方程组。
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