Algebraic geometry studies geometric loci defined by polynomial equations, for example the complex plane curve f(x,y)=0. ... Some experience in geometry and topology (projective spaces, metric and topological spaces, simplicial complexes and homology groups) is desirable but not essential. Projective spaces. ... Plane projective algebraic curves: point multiplicities, intersection numbers, Bezout's theorem. Plane projective algebraic curves: singularities, duality, Pluecker formulas. ...
Starting Apache on Windows . Starting Apache on Unix . ... If the Port specified in the configuration file is the default of 80 (or any other port below 1024), then it is necessary to have root privileges in order to start Apache, so that it can bind to this privileged port. ... As an alternative to invoking the httpd binary directly, a shell script called apachectl is provided which can be used to control the daemon process with simple commands such as apachectl start and apachectl stop . ...
... United Kingdom . ... VLT/Paranal . ... Survey Telescopes . ... Images . ... Image Comparisons . ... ESOshop . ... Mounted Images . ... VLT Unit Telescopes Names . ... Rapid Eye Mount telescope . ... Integral Field Units . ... Mounted images . ... The telescope is Antu, Unit Telescope 1, with the ISAAC instrument at the Nasmyth A focus. Each night around sunset, technicians open the enclosure and prepare the telescope and its instruments for the night s observation run. ... mounted_0022 . ...
... Apache HTTP Server Version 2.2 . ... How Apache Starts . ... If the Listen specified in the configuration file is default of 80 (or any other port below 1024), then it is necessary to have root privileges in order to start apache, so that it can bind to this privileged port. ... The recommended method of invoking the httpd executable is to use the apachectl control script. ... Trying to start the server when there is another instance of Apache or some other web server already bound to the same Port....
... Apache HTTP Server Version 2.2 . ... How Apache Starts . ... If the Listen specified in the configuration file is default of 80 (or any other port below 1024), then it is necessary to have root privileges in order to start apache, so that it can bind to this privileged port. ... The recommended method of invoking the httpd executable is to use the apachectl control script. ... Trying to start the server when there is another instance of Apache or some other web server already bound to the same Port....
Some aspects of the look and behavior of a CIMA observing session can be customized using the CIMA preferences. The preference menu can be reached either from the 'Preference' button in the CIMA start-up window or from the 'Change Preferences' button in the 'Utilities' window. ... The set of preferences was changed between CIMA version 2.2 and 2.3. ... Preferences in CIMA version 2.2 . Preferences in CIMA version 2.3 and later You can return to the main CIMA page by clicking here . ...
... Tonight's Sky . ... Observing . ... Sky this Month . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... galaxies . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Start-up date for LHC announced . ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...
SAS home . SAS Watchout items . ... This thread contains a step-by-step recipe to extract a light curve of a point-like source for all the X-ray cameras, subtracting the background and correcting for exposure loses. ... The SAS task barycen performs this correction. ... If the following files are available: a) RGS event list; b) RGS source list, a call to the task performing light curve extraction, correction and background subtraction rgslccorr allows a user to create the light curve. ...
Each file type known to SAOtng can have user-defined analysis commands associated with it. ... A help line describing the file types . ... For example, the default analysis file currently contains the following: # # Analysis command descriptions: # help # file templates # file types # analysis command line counts -- number of events in region (no background) *.qp *.imh QPOE IMH uiraf '${xraybin}'/x_xspatial.e imcnts source='${filename}' region=$sregion bkgd=0 table=NONE | ...
The template task context and some other parameters can be defined in a defaults file which will be read when Hermes is started. This file must have the name hermes.def and reside in the directory from which Hermes is started or in the user's HOME directory. ... Its format is a text file which may contain any number of the keyword-value pairs from the table below. ... SCREEN= . screen output status ; must be ON or OFF . ... printer number for screen hardcopies. ... WEB_BROWSER= . ...
... Objectives of the study . To survey and evaluate the technical and economical feasibility of European initiatives by start-up companies, for privately-funded crew vehicles for commercial human space flight. ... New commercial markets, among them space tourism, have a great potential to become major drivers in space technology development. This study aims at the assessment of the feasibility of European initiatives to address these new markets through the development of crewed space vehicles. ...
... Application Environment Specification : Operating System Programming Interfaces, Open Software Foundations . ... Open Software Foundation Staff . Barter Systems : A Business Guide for Trade Exchanges : A New Way to Offset Start-Up Expenses, Reduce Inventories, Conserve Cash Flow, and Open New m . ... Design of the Osf/1 Operating System : Release 1.2 (Osf/1 Operating System) . ... International open systems 87 : proceedings of the international conference held in London, March 1987 . ...
... A modern driver for a device will find out the bus-resource configuration without you having to tell it anything. ... In the worst case you must hard-code the bus-resources into the kernel (or a module) and recompile. In the middle are cases such as where you run a program to give the bus-resource info to the driver or put the info in a configuration file. ... You give such bus-resources as a parameter to the kernel or to a loadable module. ... Setserial is often run from a start-up file. ...
... Walter Cunningham . NASA Astronaut (former) . ... SPECIAL HONORS: €а Awarded the NASA Exceptional Service Medal and NASA Distinguished Service Medal; Navy Astronaut Wings; Co-recipient of the American Institute of Aeronatics and Astronautics (AIAA) Haley Astronautics Award , 1969; presented the University of California at Los Angeles (UCLA) Professional Achievement Award , 1969 and the National Academy of Television Arts and Sciences Special Trustee Award , 1969 (Emmy); The ...
... This paper describes our application of the X Public Access ( XPA ) interface to the new version of SAOimage . XPA allows an Xt program to define named public access points through which data and commands can be exchanged with external programs. ... It provides a high-level image display programming interface as well as low-level access to gterm-image widget functions. ... When a new file name is sent to SAOtng , the appropriate header access program is run to gather the overall image dimensions. ...
Tips and Suggestions for Desktop Publishing in General -------------------------------------------------------------------- These are a several postings lumped together that provide numerous tips and suggestions in the art of Desktop Publishing. ... As a general rule body text can be set in 8, 9 or 10 pt and you can devote the extra white space to larger leading or larger display type -- e.g., use schoolbook or bookman instead of times as they are larger types than times roman. ...
... Capability of space means for the solution of problems of military character . ... Classification and functions of space systems of military purpose(assignment) . ... Ground complex of maintenance of launch and control of space vehicles . ... Capability of space systems of optical reconnaissance . ... Complexes topographical and earthresource shooting on base of "Zenit" space vehicle . ... Space vehicle for optical-electronic reconnaissance . ... System with space vehicle on low-altitude orbits . ...