喻德生, 师晶. 线型三角形有向面积公式及其应用[J]. 南昌航空大学学报(自然科学版), 2010, 24(3): 51-55.
引用本文: 喻德生, 师晶. 线型三角形有向面积公式及其应用[J]. 南昌航空大学学报(自然科学版), 2010, 24(3): 51-55.
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YU De-sheng, Shi Jing. On the Formula for Directed Area of Tri-linear Triangles and Its Applications[J]. Journal of nanchang hangkong university(Natural science edition), 2010, 24(3): 51-55.
Citation: YU De-sheng, Shi Jing. On the Formula for Directed Area of Tri-linear Triangles and Its Applications[J]. Journal of nanchang hangkong university(Natural science edition), 2010, 24(3): 51-55.
shu

线型三角形有向面积公式及其应用

On the Formula for Directed Area of Tri-linear Triangles and Its Applications

    摘要
  • 摘要: 文章给出平面三直线行列式的一个关系定理和线型三角形有向面积公式,并通过实例讨论了公式的一些应用.

     

    Abstract: In this paper,a theorem of the determinants of three lines is obtained.The formula for directed area of tri-linear triangles is given and some applications of the formula are discussed through examples.

     

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