1) signless Laplacian spectrum
无符号Laplacian谱
3) Laplacian spectra
Laplacian谱
1.
Based on Laplacian spectra theory,the formulae are obtained for computing Kirchhoff index of a special class of chord graphs Gp(r,t),which constructed from a series of complete graphs by pasting them in a certain way.
根据图的Laplacian谱理论,得到了由p个完全图按特定方式粘贴构造而成的一类弦图Gp(r,t)的Kirchhoff指标的计算公式。
2.
In this paper,by using the properties of cospectral graphs,it is proved that the F-shape tree is uniquely determined by its Laplacian spectra.
讨论了"哪些图由它的Laplacian谱确定?"的问题。
3.
In this paper,by Laplacian spectra theory,formulae for computing Kirchhoff index of three special classes of chord graphs constructed from a series of complete graphs by pasting them in some certain ways are obtained.
根据图的Laplacian谱理论,得到了由一些完全图按特定方式粘贴构造而成的三类弦图的Kirchhoff指标的计算公式。
4) Laplacian spectrum
Laplacian谱
1.
Double-starlike tree H_n(p,2) determined by its Laplacian spectrum;
似双星树H_n(p,2)由它的Laplacian谱确定
2.
Problem of determination of Laplacian spectrum of multi-fan graph;
多扇图的Laplacian谱确定问题
3.
The graph W is determined by its Laplacian spectrum
图W由它的Laplacian谱确定
5) symbolic spectrum
符号谱
1.
In view of whether the time series comes from periodic,chaotic or random source,a qualitative method with symbolic spectrum is proposed.
针对待测时间序列是来自周期信号源、混沌信号源还是随机信号源的问题,提出一种用符号谱定性判定的方法。
6) reactive sign
无功符号
补充资料：《佩文斋广群芳谱·药谱》
《佩文斋广群芳谱·药谱》 《佩文斋广群芳谱·药谱》 药学著作。又名《广群芳谱·药谱》。八卷。清·刘灏著。刊于1708年。本书为《佩文斋广群芳谱》卷九十三-一百，共收药物720余种，系在《二如亭群芳谱·药谱》的基础上增补而成。每种药物标记的“原”字下，均为《群芳谱》原文，“增”字下，为新增加的内容，特别是新增的“汇考”及“集藻”二项，补充各种文史资料尤为丰富。此外还新增补了一些新药。但却删去了原书中种植、修治、服食、疗治等内容。现存三种清刻本，及商务印局馆铅印本。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条