It is proved that the substitituon mapping is a proper Fourier integral operator with generalized hypoellipticity.
证明了变量替换映射是一个具广义亚椭园性的适的富里叶积分算子。
By using the operator generalized line graphs on some integral graphs, a series of infinite integral graphs is constructed.
对一些整谱图，运用一种全新的广义线图算子方法，构造出了一系列无穷多个新的整谱图。
Line graph plays an important role in the study of spectral graph theory. By using the operator generalized line graphs on some integral graphs, a series of infinite integral graphs is constructed.
线图在图的谱理论研究中起着重要的作用。对一些整谱图，运用一种全新的广义线图算子方法，构造出了一系列无穷多个新的整谱图。
Line graph plays an important role in the study of spectral graph theory. By using the operator generalized line graphs on some integral graphs, a series of infinite integral graphs is constructed.
线图在图的谱理论研究中起着重要的作用。对一些整谱图，运用一种全新的广义线图算子方法，构造出了一系列无穷多个新的整谱图。
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