One hundred new double stars : twenty-first list
نویسندگان
چکیده
منابع مشابه
An Analytical Study of One Hundred Twenty Superior Children
Superiority is success demonstrated in some field of competition. The use of the word "superiority," which is a comparative term, implies the correlative concept of inferiority, and the superiority-inferiority relation appears only as the demonstrable result of some competitive event. If we wish to discover the superior members of a group, the simple way open to us is to set up some form of com...
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Recall that, given a graph G, the matrix Q = D + A is called the signless Laplacian, where A is the adjacency matrix and D is the diagonal matrix of vertex degrees. The matrix L = D − A is known as the Laplacian of G. Graphs with the same spectrum of an associated matrix M are called cospectral graphs with respect to M , or M–cospectral graphs. A graph H cospectral with a graph G, but not isomo...
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ژورنال
عنوان ژورنال: Lick Observatory Bulletins
سال: 1914
ISSN: 0075-9317
DOI: 10.5479/ads/bib/1914licob.8.52a