贵州科学
貴州科學
귀주과학
GUIZHOU SCIENCE
2003年
3期
25-28
,共4页
二维不可定向流形%图%二胞腔嵌入%亏格%(k,m)-正则图
二維不可定嚮流形%圖%二胞腔嵌入%虧格%(k,m)-正則圖
이유불가정향류형%도%이포강감입%우격%(k,m)-정칙도
two-dimensional nonorientable surfaces%graph%2-cell embedding%nonorientable genus%(k,m)-regulargraph
本文给出了二维不可定向曲面和二维有边曲面的几个定理,给出了T1上的(k,m)-正则图,证明了K7不能二胞腔嵌入T2.
本文給齣瞭二維不可定嚮麯麵和二維有邊麯麵的幾箇定理,給齣瞭T1上的(k,m)-正則圖,證明瞭K7不能二胞腔嵌入T2.
본문급출료이유불가정향곡면화이유유변곡면적궤개정리,급출료T1상적(k,m)-정칙도,증명료K7불능이포강감입T2.
This paper gives rome theorems of the two-dimensional nonorientable surfaces and two-dimensional boundarysurfaces. Some (k, m)-regular graphs embedded on projective plane are found. And proved K7 can not be 2-cell embeddedon T2.
