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Let A be the adjacency matrix of a graph $X$ and suppose U(t)=exp(itA). We view A as acting on $\cx^{V(X)}$ and take the standard basis of this space to be the vectors $e_u$ for $u$ in $V(X)$. Physici...
Measurement of Double Stars with a CCD Camera:Two Methods
Planets in double stars:the cephei system。
Observations of hipparcos double stars with the wiyn Telescope。
ORBITAL ELEMENTS OF TWO DOUBLE STARS
SYSTEMATIC EFFECTS IN THE BELGRADE CATALOGUE OF DOUBLE STARS
MICROMETRIC MEASUREMENTS OF DOUBLE STARS - POP PAIRS (SERIES 47)。
MICROMETER MEASUREMENTS OF DOUBLE STARS (SERIES 48)。
The orbital elements and the corresponding astrophysical quantities are given for the following double stars: ADS 48 = OΣ 547, ADS 2491 = Σ 380, ADS 5400 = Σ 948, ADS 6526 = A 1580, ADS 8082 = h 256...
MICROMETER MEASUREMENTS OF DOUBLE STARS (SERIES 50)。
ON THE TOTAL MASSES OF VISUAL DOUBLE STARS
The orbital elements and the corresponding astrophysical quantities are given for the following double stars: Hn 4 = ADS 795, β 302 = ADS 805, A 926 = ADS 832, 95 Ceti = AC 2 = ADS 2459, OΣ 358 AB =...
In this paper are presented orbital elements and corresponding astrophysical quantities for the pairs: WDS 00057+4549 = ADS 48, WDS 00576+5424 = ADS 795, WDS 08017-0836 = ADS 6526, WDS 21044-1951 = ...
An integrated distribution function is derived for visual double stars according to the magnitude difference Δm between the components. For this purpose the author uses a sample of 1626 double stars...
In this paper are given the orbital elements for the following five double stars: ADS 674 A921, ADS 2849 A1831BC, ADS 4002 McA18Aab, c, WDS 07269+2015 = CHARA 26 and ADS 6138 A2869, corresponding as...

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