Хроматические числа и проблема Борсука А.М. Райгородский 1 Хроматические числа Назовем хроматическим числом евклидова пространства R n минимальное количество цветов, в ко- торые можно так покрасить все точки R n , чтобы между одноцветными точками не было расстояния 1. ... Упражнение 1. ... Задача отыскания хроматического числа тесно связана с теорией графов. ... 3 Подобно тому, как при изучении хроматических чисел были полезны графы расстояний, при работе с числом Борсука нужны графы диаметров. ...
... Индексы солнечной активности . ... Солнечные регионы . ... Описание солнечных регионов . ... Очередное появление солнечного региона 10917. ... Новая группа, появившаяся 31 декабря 2006 года около региона 10933, по другую сторону солнечного экватора. ... Приэкваториальная биполярная группа, возникшая 20 января 2007 года вблизи региона 10938, в западной части солнечного диска. ... В окрестностях солнечного меридиана суммарная площадь региона достигала 300 м.д.п. Продолжение биполярной группы 10933. ...
Глава 3. ... Глубинная дифференциация вещества . В предыдущей главе мы выяснили, что все небесные тела Солнечной системы не являются неизменными на протяжении миллиардов лет, как полагают многие астрономы и небесные механики. ... Итак, первым рабочим веществом в планетной геологической эволюции, по нашему предположению, является углекислота, которая вследствие этого играет в развитии небесных тел великую роль в процессе глубинной дифференциации вещества. ... Происхождение материков и океанов . ...
... Многоапертурный детектор атмосферных мерцаний (MASS) разработан для продолжительного мониторинга параметров оптической турбулентности в свободной атмосфере на существующих обсерваториях и при выборе мест для новых обсерваторий. ... The Multi-Aperture Scintillation Sensor (MASS) is intended for continuous monitoring of free atmosphere parameters at different observatories and potential observational sites. ... Mainly, the site is designed for Sternberg Astronomical institute MASS group itself. ...
... Page not found . ... Задачей КА Mars Express, является выполнение научных исследований, которые не состоялись из-за аварии российского КА Марс 96. ... Mars Express будет запущен в начале июня 2003 года с Байконура ракетой-носителем "Союз-Фрегат". Выход на орбиту Марса планируется на 26 декабря 2003 года. ... КА Mars Express также будет выступать в качестве ретранслятора для посадочных ступеней других международных миссий по исследованию Марса. ...
Blackholes2 Forum Message . Forums: . ... Regarding Bunk . ... General relativity" involves curved trajectories and accelerated reference frames (if I recall right): how would you know general from special relativity? ... To know "general relativity" IS curved paths etc. would require YOUR path to compensate so net straight path? ... To describe curved paths, general relativity would need a curved math ? ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ...
... Gravitational wave search provides insights into galaxy evolution and mergers . ... Clumped galaxies give general relativity its toughest test yet . The most precise measurements to date of the strength of gravitational interactions between distant galaxies show perfect consistency with general relativity s predictions. ... Nearly 100 years since Albert Einstein developed general relativity, the theory has passed its toughest test yet in explaining the properties of observable universe. ...
... Archives . ... From page 103 of Bayesian Model Selection and Model Averaging by L. Wasserman (2000) Journal of Mathematical Psychology, 44, pp.92-107 . ... to make sure that not all of the models are heinously wrong. [ ---snip--- ] . Second, even when all models are wrong, it is useful to consider the relative merits of two models. Newtonian physics and general relativity are both wrong. ... Category: Cross-Cultural , Misc , Quotes | Comment ( RSS ) | ... Entries RSS . ... Chandra Blog . ...
WGN, the Journal of the IMO XX:X (200X) 1 General Relativistic Precession in Meteoroid Orbits A. Sekhar1 ,2 1 There are only very few past works related to the application of general relativity in the orbital evolution of small solar system bodies. ... However the maximum r ( 2 в 10-3 AU (1 - e cos )2 in 1 kyr) is exhibited by Daytime Arietids due to low q The values of and r given in Table 1 and 2 and low a compounded by the favourable value in . ... It can depend on for a constant value of . ...
Astronotes Armagh Planetarium's Stellar Blog! ... By admin September 26, 2011 Posted in: Cosmology . ... Neutrinos emitted by this explosion did not travel faster than light. ... Albert Einstein (1879-1955) came up with the theory of relativity that established the speed of light as the cosmic speed limit. ... If you divide the distance between those two points by the time it takes for the neutrinos to travel, you get their speed. ... Reply . ... Posted September 26, 2011 at 3:41 PM . ... Astronotes . ...
... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...
... Роман Евгеньевич Ильинский email : ilinsky_r@mail.ru . ... Ильинский Р. Е., Ровенская Т. С. Дифференциалы луча в оптической системе // Вестник МГТУ. ... 1998.- ... Roman Ilinsky , Gradient-index meniscus lens free of spherical aberration, Journal of Optics A: Pure and Applied Optics, volume2, number 5, pages 449-451, year 2000 . ... Ильинский Р. Е. Определение реальных габаритов пучков в градиентных оптических системах // Прикладная оптика -2000: Тез. докл. ... 2000.- ... ROMAN ILINSKY . ...
Architect's Drawing: ARC 3.5-mTelescope This year we celebrate the 20th anniversary of the Astrophysical Research Consortium's (ARC) 3.5-m Telescope (1994 - 2014) dedication. ... It was a pioneer telescope in remotely operating the telescope and instruments. ... Four telescopes are currently operated: The Sloan Foundation 2.5-m Telescope, the ARC Small Aperture 0.5-m Telescope, the New Mexico State University 1.0-m Telescope, and the ARC 3.5-m Telescope. ...
Shades of Deep Purple (USA: Tetragrammaton 1968 ; Europe: EMI Parlaphone 1968 ; Japan: Polydor 1968) (CD) . Deep Purple's debut album, recorded very hastily. ... Tracks: . ... Wring That Neck (Blackmore/Lord/Simper/Paice) . ... All tracks written by Blackmore/Gillan/Glover/Lord/Paice . ... Painted Horse (Blackmore/Gillan/Glover/Lord/Paice) . ... Child in Time (Live, 690924) (Blackmore/Gillan/Glover/Lord/Paice) . ... Bonus tracks on Japanese CD: Lazy (edited) (Blackmore/Gillan/Glover/Lord/Paice) . ...
... Kent Observatory, near Toowoomba, Australia, in April 2006. ... Lyman, the supervisor at Hidden Hollow Orchard, where grafts are being grown of Isaac Newton's Flower of Kent apple tree. ... Sometimes every few minutes there is a plunk ... plunk ... plunk. ... In his youth, when galloping through the orchard he would sometimes decide to turn, leaving his rider going straight ahead to learn about motion and gravity. ... Back to John Kielkopf's Homepage . ...
Astronomical Data Analysis Software and Systems XII ASP Conference Series, Vol. ... The testbed runs under Linux and provides a web interface to selected backend NEMO modeling and analysis tools, and several integration methods which can optionally use an MD-GRAPE2 supercomputer card in the server to accelerate calculation of particle-particle forces. ... Recommendations are made for testbed enhancements. ... NEMO programs provide commonly used data models and analysis functions. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/reprints/D10.pdf -- 67.9 Кб -- 11.03.2003 Похожие документы
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