Johannesburg Observatory

Letter from Johannesburg.

University of Johannesburg

Keywords • Combinatorial optimisation • Compilers (Computer programs) • Scheduling The topic for this dissertation is the optimisation of computer programs, as they are being compiled, using discrete optimisation techniques. The techniques introduced aim to optimise the runtime performance of programs executing on certain types of processors. A very important component of this dissertation is t...

Leiden Observatory

In this paper we summarize the main properties of the ENACS (the ESO Nearby Abell Cluster Survey), which was one of the ESO Keypro-grammes carried out in the first half of the 1990's, and we discuss some recent work on the properties of the galaxies in the rich clusters in the ENACS sample. We stress the importance of the ENACS sample as a local , volume-limited sample of rich ACO clusters, whi...

Haystack Observatory

Haystack Observatory is a multidisciplinary research center located in Westford, MA, 40 miles northwest of the MIT campus. The observatory conducts astronomical studies using radio techniques, geodetic measurements using Very Long Baseline Interferometry (VLBI), and atmospheric observations using high-power incoherent scatter radar. An important component of Haystack’s mission is the education ...

Haystack Observatory

Haystack Observatory is a multidisciplinary research center located in Westford, MA, 27 miles northwest of the MIT campus. The Observatory conducts astronomical studies using radio techniques, geodetic measurements using Very Long Baseline Interferometry (VLBI), and atmospheric observations using high-power incoherent scatter radar. An important component of Haystack’s mission is the education ...