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e14ede887c6a3886a7b0e8d94e7ae6df56c47a18 | a general trend shows that the relationship between | a general trend shows that the relationship between image complexity and pleasantness ratings form an inverted-u shape graph (see expertise section for exceptions). this means that people increasingly like art as it goes from very simple to more complex, until a peak, when pleasantness ratings being to fall again. | wikipedia |
3b2b81dc2a9e2b310e5dcd29e99304cbffd04138 | previous research, suggest that this trend of complexity | previous research, suggest that this trend of complexity could also be associated with ability to understand, in which observers prefer artwork that is not too easy or too difficult to comprehend. other research both confirms and disconfirms predictions that suggest that individual characteristics such as artistic expe... | wikipedia |
fa7205c6a9ca00fcaf7c551e9cc673ca2c39e001 | the inverted u-shape hypothesis suggests that aesthetic responses | the inverted u-shape hypothesis suggests that aesthetic responses in relation to complexity will exhibit an inverted-shape distribution. in other words, the lowest ratings in aesthetic responses correlate with high and low levels of complexity, which displays an "avoidance of extremes". furthermore, the highest level o... | wikipedia |
a54cb2396af43c02fb0356c914035018f5bd5a32 | still others find it best to measure complexity | still others find it best to measure complexity based on the number of parts an artwork has. more aspects to the art, such as more colors, details, shapes, objects, sounds, melodies, and the like, create a more complex artwork. however, there is limited research done on the comparison between part based complexity and ... | wikipedia |
976082ace8918a33a0fdb83bf32f30ea691b6878 | one way to measure complexity is to manipulate | one way to measure complexity is to manipulate original artwork to contain various levels of density. this process is done by subtracting and adding pixels to change the density of black and white paintings. this technique allowed researchers to use authentic artwork, instead of creating artificial versions of artwork,... | wikipedia |
c1018fdb04df69c743d9fdf399500ebb2a362db4 | one form of using computer technology to rate | one form of using computer technology to rate complexity, is by using computer intelligence when rating an image. in this format, the amount of computer intelligence used is assessed when creating a digital image. computer intelligence is assessed by recording the mathematic formulas used in creating the images. human ... | wikipedia |
0053064fc41761f86ed2653c1646c5e635e49023 | in general, complexity is a something that has | in general, complexity is a something that has many parts in an intricate progression. some researchers break complexity down into two different subparts: objective complexity and perceived complexity. objective complexity is any part of art that could be manipulated. for visual art that may be the size of the shapes, ... | wikipedia |
18b627e02271b98bad0201b256be0c05516f10e5 | complexity can literally be defined as being "made | complexity can literally be defined as being "made up of a large number of parts that have many interactions." this definition has been applied to many subjects, such as art, music, dance, and literature. in aesthetics research, complexity has been divided into three dimensions that account for the interaction between ... | wikipedia |
b88c421652a664da0bb63a25c7b0c2669aa7f926 | the left cheek bias occurs when viewers prefer | the left cheek bias occurs when viewers prefer portraits with the subject displaying their left cheek, while those that hold a right cheek bias prefer portraits displaying the right cheek. studies have found mixed results concerning the left cheek bias and the right cheek bias. male and female participants were shown m... | wikipedia |
dbef0ebab811940cf81d5f13b39f58fd42753717 | the direction of the lighting placed on a | the direction of the lighting placed on a painting also seems to have an effect on aesthetic preference. the left-light bias is the tendency for viewers to prefer artwork that is lit with lighting coming from the left hand side of the painting. researchers predicted that participants would prefer artwork that was lit f... | wikipedia |
3b6bd6f3bfe205846679e22c542f6ab41d06cf97 | in another study, researchers examined if the right-side | in another study, researchers examined if the right-side bias in aesthetic preference is affected by handedness or reading/writing habits. the researchers looked at russian readers, arabic readers, and hebrew readers that were right handed and non-right-handed. participants viewed pictures taken from art books that wer... | wikipedia |
e5333754b61c782c483acd316286703dbc2a277b | researchers also looked to see if one's reading | researchers also looked to see if one's reading direction, left to right or right to left affects one's preference for either a left to right directionality or a right to left directionality in pictures. participants were shown images as well as its mirror image, and were asked to indicate which they found more aesthet... | wikipedia |
84061225ad56ece470455d8744c9016002f8411e | laterality and movement in visual art includes aspects | laterality and movement in visual art includes aspects such as interest, weight, and balance. many studies have been conducted on the impact of handedness and reading direction on how one perceives a piece of art. research has been conducted to determine if hemispheric specialization or reading habits affect the direct... | wikipedia |
34635239822a508ca08fad6874b2afeb189b7d86 | studies looking at implicit, automatic evaluation of art | studies looking at implicit, automatic evaluation of art works have investigated how people react to abstract and figurative art works in the split-second before they had time to think about it. in implicit evaluation, people reacted more positively to the figurative art, where they could at least make out the shapes. ... | wikipedia |
90f822ba18d580b9395a87a1f3473ae04fe140cb | individual personality traits are also related to aesthetic | individual personality traits are also related to aesthetic experience and art preference. individuals chronically disposed to clear, simple, and unambiguous knowledge express a particularly negative aesthetic experience towards abstract art, due to the void of meaningful content. studies have provided evidence that a ... | wikipedia |
31dc4f5bed84e9d3db20d8c46a81a5f92e386609 | brain wave studies have also been conducted to | brain wave studies have also been conducted to look at how artists and non-artists react in different ways to abstract and representational art. eeg brain scans showed that while viewing abstract art, non-artists showed less arousal than artists. however, while viewing figurative art, both artists and non-artists had c... | wikipedia |
d0bdcb2ef6925f2764ac2fdaa2d329fb0f112a87 | neuroanatomical evidence from studies using fmri scans of | neuroanatomical evidence from studies using fmri scans of aesthetic preference show that representational paintings are preferred over abstract paintings. this is displayed through significant activation of brain regions related to preference ratings. to test this, researchers had participants view paintings that varie... | wikipedia |
e47c6eaddcaaae2e31068e19e506587bd17a8e2b | studies have shown that when looking at abstract | studies have shown that when looking at abstract art, people prefer complexity in the work to a certain extent. when measuring "interestingness" and "pleasingness," viewers rated works higher for abstract works that were more complex. with added exposure to the abstract work, liking ratings continued to rise with both ... | wikipedia |
2ed82579e599214846ffd7e29a4ffd43c1b29447 | the meaning maintenance model of sociology states that | the meaning maintenance model of sociology states that when a committed meaning framework is threatened, people experience an arousal state that prompts them to affirm any other meaning framework to which they are committed. researchers sought to illustrate this phenomenon by demonstrating a heightened personal need fo... | wikipedia |
5ce5238d1575127c26fc76351a4ce6fe33a81943 | the popular distaste for abstract art is a | the popular distaste for abstract art is a direct consequence of semantic ambiguity. researchers have examined the role of terror management theory (tmt) concerning meaning and the aesthetic experience of abstract versus figurative art. this theory suggests that humans, like all life forms are biologically oriented tow... | wikipedia |
511498274da974eca46504485cfd0f3afaf1f7e1 | cognitive psychologists consider both "bottom-up" and "top-down" processing | cognitive psychologists consider both "bottom-up" and "top-down" processing when considering almost any area of research, including vision. similar to how these terms are used in software design, "bottom-up" refers to how information in the stimulus is processed by the visual system into colors, shapes, patterns, etc. ... | wikipedia |
04cebef5306d8dba40b373ee37a5f4e393e2553f | in the eyes of gestalt psychologist rudolf arnheim, | in the eyes of gestalt psychologist rudolf arnheim, the aesthetic experience of art stresses the relationship between the whole object and its individual parts. he is widely known for focusing on the experiences and interpretations of artwork, and how they provide insight into peoples' lives. he was less concerned with... | wikipedia |
10b85e8a8d48e79dee7c647f8491c4dcb25f5a7c | art is considered to be a subjective field, | art is considered to be a subjective field, in which one composes and views artwork in unique ways that reflect one's experience, knowledge, preference, and emotions. the aesthetic experience encompasses the relationship between the viewer and the art object. in terms of the artist, there is an emotional attachment tha... | wikipedia |
3a869ea14adb6895121daa4ac6ad3071a60830e3 | because of the growing interest in personality theory—especially | because of the growing interest in personality theory—especially in connection with the work of isabel briggs myers and katherine briggs (developers of the myers-briggs type indicator)—contemporary theorists are investigating the relationship between personality type and art. patricia dinkelaker and john fudjack have a... | wikipedia |
c27e7efa9198dd39f78d0cfa2f4e1f2684914290 | by the 1970s, the centrality of art psychology | by the 1970s, the centrality of art psychology in academy began to wane. artists became more interested in psychoanalysis and feminism, and architects in phenomenology and the writings of wittgenstein, lyotard and derrida. as for art and architectural historians, they critiqued psychology for being anti-contextual and ... | wikipedia |
fcda73e6cd522309779811fb2a918f7b395f2ab6 | art psychology, generally speaking, was at odds with | art psychology, generally speaking, was at odds with the principles of freudian psychoanalysis with many art psychologists critiquing what they interpreted as its reductivism. sigmund freud believed that the creative process is an alternative to neuroses. he felt that it was likely a sort of defence mechanism against t... | wikipedia |
0fdfbcc2db9e531b9a2928ba2e360c62ade60095 | the growth of art psychology between 1950 and | the growth of art psychology between 1950 and 1970 also coincided with the expansion of art history and museum programs. the popularity of gestalt psychology in the 1950s added further weight to the discipline. the seminal work was gestalt therapy: excitement and growth in the human personality (1951), that was co-auth... | wikipedia |
88f8b519c59fcd980d5560724abbc9e3b407e1a8 | in the us, the philosophical premises of art | in the us, the philosophical premises of art psychology were strengthened—and given political valence—in the work of john dewey. his art as experience was published in 1934, and was the basis for significant revisions in teaching practices whether in the kindergarten or in the university. manuel barkan, head of the art... | wikipedia |
708377c119b1fbbd01a5f0dc6a3eecd61e9350f9 | though the disciplinary foundations of art psychology were | though the disciplinary foundations of art psychology were first developed in germany, there were soon advocates, in psychology, the arts or in philosophy, pursuing their own variants in the ussr, england (clive bell and herbert read), france (andré malraux, jean-paul weber, for example), and the us. | wikipedia |
c3d919a5754d5d373e75e31c1324842d0f6ef8dc | numerous artists in the twentieth century began to | numerous artists in the twentieth century began to be influenced by the psychological argument, including naum gabo, paul klee, wassily kandinsky, and somewhat josef albers and györgy kepes. the french adventurer and film theorist andré malraux was also interested in the topic and wrote the book la psychologie de l'art... | wikipedia |
88995a166717d608264171f0dff6f90d261f1981 | the work of theodor lipps, a munich-based research | the work of theodor lipps, a munich-based research psychologist, played an important role in the early development of the concept of art psychology in the early decade of the twentieth century. his most important contribution in this respect was his attempt to theorize the question of einfuehlung or " empathy ", a term... | wikipedia |
aa28b236cb3f0de407781dfab5ebad64a19c521f | another important figure in the development of art | another important figure in the development of art psychology was wilhelm worringer, who provided some of the earliest theoretical justification for expressionist art. the psychology of art (1925) by lev vygotsky (1896–1934) is another classical work. richard müller-freienfels was another important early theorist. | wikipedia |
fd29722cf09357c7b216c9503d47b07acafd7a8c | one of the earliest to integrate psychology with | one of the earliest to integrate psychology with art history was heinrich wölfflin (1864–1945), a swiss art critic and historian, whose dissertation prolegomena zu einer psychologie der architektur (1886) attempted to show that architecture could be understood from a purely psychological (as opposed to a historical-pro... | wikipedia |
6e74c5b73cc466c2ccf6ae3d9781ac8a60cbbfff | the psychology of art is the scientific study | the psychology of art is the scientific study of cognitive and emotional processes precipitated by the sensory perception of aesthetic artefacts, such as viewing a painting or touching a sculpture. it is an emerging multidisciplinary field of inquiry, closely related to the psychology of aesthetics, including neuroaest... | wikipedia |
13f6abb3e0411a0e1b068c0f88029311b705ff78 | he was elected a member of the international | he was elected a member of the international statistical institute in 1978, and a chartered statistician of the royal statistical society in 1993. he was editor of biometrika from 1992 to 1996 and president of the international society for bayesian analysis in 2000. he is also an elected fellow of the institute of math... | wikipedia |
d621627c525c330ebb767ac86263a2cd5aa0fd8e | dawid was lecturer in statistics at university college | dawid was lecturer in statistics at university college london from 1969 to 1978. he was subsequently professor of statistics at city university, london until 1981, when he returned to ucl as a reader, becoming pearson professor of statistics there in 1982. he moved to the university of cambridge where he was appointed ... | wikipedia |
9e04315c0d7cf0a9a5217cb8cdb3d3d58975fb8e | dawid has made fundamental contributions to both the | dawid has made fundamental contributions to both the philosophical underpinnings and the practical applications of statistics. his theory of conditional independence is a keystone of modern statistical theory and methods, and he has demonstrated its usefulness in a host of applications, including computation in probabi... | wikipedia |
8b80d634c652e259311a7bdc7af8b28bac67f4be | alexander philip dawid frs (pronounced 'david'; born 1 | alexander philip dawid frs (pronounced 'david'; born 1 february 1946) is emeritus professor of statistics of the university of cambridge, and a fellow of darwin college, cambridge. he is a leading proponent of bayesian statistics. | wikipedia |
6063abcac08affd6e45aea79f5b7279076ffa585 | 2cb-ind is a conformationally-restricted derivative of the phenethylamine | 2cb-ind is a conformationally-restricted derivative of the phenethylamine hallucinogen 2c-b, discovered in 1974 by alexander shulgin. it acts as a moderately potent and selective agonist for the 5-ht2a and 5-ht2c receptors, but unlike the corresponding benzocyclobutene derivative tcb-2 which is considerably more potent... | wikipedia |
0e79059227bcb426eac63d7783372a6a2a00eb3c | 2cb-ind is a conformationally -restricted derivative of the | 2cb-ind is a conformationally -restricted derivative of the phenethylamine hallucinogen 2c-b, discovered in 1974 by alexander shulgin. it acts as a moderately potent and selective agonist for the 5-ht and 5-ht receptors, but unlike the corresponding benzocyclobutene derivative tcb-2 which is considerably more potent th... | wikipedia |
0e4b3e21533b91d73d4965d60cb10359febe501c | the 2021 vissel kobe season was vissel kobe's | the 2021 vissel kobe season was vissel kobe's eighth consecutive season in the j1 league following promotion to the top flight in 2013 and their 23rd j1 league season overall. in addition to the league, the club also competed in the emperor's cup and the j. league cup. | wikipedia |
b190400bbd1d6760e98600f249c520c697251f29 | the 2021 vissel kobe season was vissel kobe | the 2021 vissel kobe season was vissel kobe 's eighth consecutive season in the j1 league following promotion to the top flight in 2013 and their 23rd j1 league season overall. in addition to the league, the club also competed in the emperor's cup and the j. league cup. | wikipedia |
eabf000c9eb7a647a3e2f16bbee101ceff53f6d0 | in 2010 it was reported in the bbc | in 2010 it was reported in the bbc that omarov had been beaten near his home in bishkek in a possible act of political repression, since he was outspoken about the political situation in kyrgyzstan. he died of a heart attack in 2012. | wikipedia |
dca414f4a56a59f05104ab67d882d719bf14de57 | omarov was quoted frequently on the politics of | omarov was quoted frequently on the politics of kyrgyzstan and its international relations by news outlets and international organizations, including the economist, trend news agency, akipress news agency, the eurasia daily monitor, and the institute for war and peace reporting. | wikipedia |
a6b88362a6182d25ad89f4269660df8a9dcb2bc5 | omarov conducted research on the relationship between russia | omarov conducted research on the relationship between russia and kyrgyzstan, and on russia's position as a power in central asia. he also wrote on the future of kyrgyzstan. in 1997, omarov and the kyrgyz political scientist zholbors zhorobekov coauthored a monograph on migration patterns in central asia, with a focus o... | wikipedia |
c4f1e78aa25ec0e1eeff4a2cebc6eaf296373761 | omarov was born in 1966. he earned a | omarov was born in 1966. he earned a phd in history and political science, and became a professor at the kyrgyz-russian slavic university. he was also the president of the kyrgyzstan political science association. he was noted as a prominent expert on kyrgyzstan within the soviet union. | wikipedia |
52bc8a9f6e8c63eefea27053c12233c65330afa8 | a photo-carnot engine is a carnot cycle engine | a photo-carnot engine is a carnot cycle engine in which the working medium is a photon inside a cavity with perfectly reflecting walls. radiation is the working fluid, and the piston is driven by radiation pressure. a quantum carnot engine is one in which the atoms in the heat bath are given a small bit of quantum cohe... | wikipedia |
c98490adb1abe3767e486d9a5759e1615adeea20 | the efficiency of this reversible engine including the | the efficiency of this reversible engine including the coherency must at most be the carnot efficiency, regardless of the mechanism and so η ≤ t h − t c t h = 1 − t c t h. {\displaystyle \eta \leq {\frac {t_{h}-t_{c}}{t_{h}}}=1-{\frac {t_{c}}{t_{h}}}\,.} | wikipedia |
825982a68c9e07e895af007418a44a40380c6e2a | combining these d w v = d u | combining these d w v = d u {\displaystyle dw_{v}=du} gives us − 1 3 t d v = v d t {\displaystyle -{\frac {1}{3}}tdv=vdt} which we can solve to find t 3 v = const {\displaystyle t^{3}v={\text{const}}\,}, or equivalently p v 4 / 3 = const. {\displaystyle pv^{4/3}={\text{const}}\,.} | wikipedia |
fe56f91af658c5ccc04bc0e79639e6c4306c5d3a | using the first law of thermodynamics (d u | using the first law of thermodynamics (d u = d w + d q {\displaystyle du=dw+dq}) we can determine the work done through an adiabatic (d q = 0 {\displaystyle dq=0}) expansion by using the chain rule (d u = ε a t 4 d v + 4 ε a v t 3 d t {\displaystyle du=\varepsilon at^{4}dv+4\varepsilon avt^{3}dt}) and setting it equal ... | wikipedia |
70f4be6fb2bb9cbcb664d45b9ee6424a902d7555 | the internal energy of the photo-carnot engine is | the internal energy of the photo-carnot engine is proportional to the volume (unlike the ideal-gas equivalent) as well as the 4th power of the temperature (see stefan–boltzmann law) using a = 4 σ c {\displaystyle a={\frac {4\sigma }{c}}} : | wikipedia |
37c9df81728cf819220ef63e178f1c11094658e6 | the 2021–22 season is cska sofia's 73rd season | the 2021–22 season is cska sofia's 73rd season in the parva liga and their sixth consecutive participation after their administrative relegation in the third division due to mounting financial troubles. in addition to the domestic league, cska sofia participates in this season's edition of the bulgarian cup and uefa eu... | wikipedia |
4251d123ceb573206126948c712a2a186524afb5 | the 2021–22 season is cska sofia 's 73rd | the 2021–22 season is cska sofia 's 73rd season in the parva liga (the top flight of bulgarian football) and their sixth consecutive participation after their administrative relegation in the third division due to mounting financial troubles. in addition to the domestic league, cska sofia participates in this season's ... | wikipedia |
e89b3ce1871874e9bde187ba00e5c54aa6485537 | pipeline planning is a social audit that incorporates | pipeline planning is a social audit that incorporates stepped wedge cluster randomised controlled trials. from a listing of districts/communities as a sampling frame, individual entities are randomly assigned to waves of intervention. measurement of the impact takes advantage of the delay occasioned by the reality that... | wikipedia |
258848092cc36d2473502c48d639f46b4dc4cb80 | can provide some of this. sustainability depends on | can provide some of this. sustainability depends on government buy in – which, in turn, depends on the system showing its value in terms of money saved and impact achieved. strong and sustained government interest is typically least present in situations that would most benefit from evidence-based planning. | wikipedia |
26989db8d32082cdb56bad799b1e03a169c2e937 | use of high level epidemiology methods into roll | use of high level epidemiology methods into roll out of new programs has multiple advantages, including improving the program in the pipeline, but it requires a quantum shift in skills and sensibilities. in the short and middle term, third party ngos and universitiescan provide some of this. sustainability depends on g... | wikipedia |
69f93707e70b1bf08390a7c0dfd510be5d988587 | pipeline planning is a social audit that incorporates | pipeline planning is a social audit that incorporates stepped wedge cluster randomised controlled trials. from a listing of districts/communities as a sampling frame, individual entities (communities, towns, districts) are randomly assigned to waves of intervention. measurement of the impact takes advantage of the dela... | wikipedia |
e6c533a1812f46fc076cb9d760278fa1c0d37482 | in 1981 he received an honorary doctorate from | in 1981 he received an honorary doctorate from the university of glasgow (d.sc.). in 1973 he received the distinguished service award and the 1976 as named in his honor a. c. eringen medal of the society of engineering science, whose president he was in 1963 to 1973. | wikipedia |
2b972e80616d4fbd889fef932b989eacec8adc8b | he became assistant professor at the illinois institute | he became assistant professor at the illinois institute of technology in 1948, associate professor in 1953 and professor in 1955 at purdue university. he was appointed as professor of aerospace and mechanical engineering at princeton university in 1966. he became professor of continuum mechanics in the departments of c... | wikipedia |
c2c6623cca30d90c97247b106f0c85ab703befa8 | eringen was born in kayseri, turkey and studied | eringen was born in kayseri, turkey and studied at the technical university of istanbul and graduated with a diploma degree in 1943 and then worked for the turkish aircraft co. until 1944. in 1944–1945, he was a trainee at the glenn l. martin company and in 1945 was group leader at the turkish air league company. he co... | wikipedia |
792e5437a8d18cbbb5d65dab04f8758f8522a0cb | ahmet cemal eringen (february 15, 1921 – december | ahmet cemal eringen (february 15, 1921 – december 7, 2009) was a turkish engineering scientist. he was a professor at princeton university and the founder of the society of engineering science. the eringen medal is named in his honor. | wikipedia |
0c9f64922b33dba154b2a9a98a09680c2a515eb1 | matthew dea is a former professional australian rules | matthew dea is a former professional australian rules footballer who played for the essendon football club in the australian football league (afl). he was drafted in the third round of the 2009 afl draft with the 44th overall pick by richmond. he made his debut against melbourne in round 4 of 2010 season. in 2015, he w... | wikipedia |
918c3dea06082aef30ef248f39c46bb08199f842 | in january 2016, dea signed with the essendon | in january 2016, dea signed with the essendon football club as one of their top-up players in the wake of the club's supplements saga. under the player top-up rules, he was delisted at the conclusion of the 2016 season, however, in november he re-signed with essendon during the delisted free agency period. | wikipedia |
e8a1db453e6dadcc552c34d619fae4e0cc914f7e | matthew dea (born 13 october 1991) is a | matthew dea (born 13 october 1991) is a former professional australian rules footballer who played for the essendon football club in the australian football league (afl). he was drafted in the third round of the 2009 afl draft with the 44th overall pick by richmond. he made his debut against melbourne in round 4 of 201... | wikipedia |
4255d0022894c95503fd7552a7b95bca21fe6ee9 | an acorn tube, or acorn valve, refers to | an acorn tube, or acorn valve, refers to any member of a family of vhf/uhf vacuum tubes starting just before world war ii. they were named after their resemblance to the acorn, specifically due to the glass cap at one end of the tube that looked similar to the cap on an acorn. the acorn tubes found widespread use in ra... | wikipedia |
afa9edbbb90c9f1cc7f18aada6e57da666fe3331 | an acorn tube, or acorn valve, refers to | 958a with tightened emission specifications was introduced after it turned out that 958s with excessively high emission kept working after the filament power was turned off, the filament still sufficiently heating on the anode current alone. after the introduction of the miniature 7-pin base, the 954, 955 and 956 were... | wikipedia |
fb6ae8c5720f9683aeb61455a3cd3b195f772345 | japanese: un954, un955 larger, higher-power types such as | japanese: un954, un955 larger, higher-power types such as the 316a, 368a, 388a, and 703a triodes and the 713a and 717a pentodes were referred to as doorknob tubes. the introduction of the ef50 was the first serious competition for the acorn design, and replaced the acorns in many roles, especially post-war when million... | wikipedia |
63778a6452b0c0df77e042d0414b91304a2ba7ea | the original range included about half a dozen | the original range included about half a dozen tubes, designed to work in the vhf range. the 955 is a triode. the 954 and 956 types are sharp and remote cut-off pentodes, respectively, all with indirect 6.3 v, 150 ma heaters. types 957, 958 and 959 are for portable equipment and have 1.25 v nicd battery heaters. the 95... | wikipedia |
603052c4e406a6fa5adcc0e8934dfb02722ee848 | high-frequency performance is limited by (1) parasitic lead | high-frequency performance is limited by (1) parasitic lead inductance and capacitance and skin effect, and (2) electron transit time (the time required to travel from cathode to anode). transit time effects are complicated, but one simple effect is the phase margin; another one is input conductance, also known as grid... | wikipedia |
dc77775444989a00dfff1dd5100352b74251e483 | an acorn tube, or acorn valve, refers to | an acorn tube, or acorn valve, refers to any member of a family of vhf / uhf vacuum tubes starting just before world war ii. they were named after their resemblance to the acorn, specifically due to the glass cap at one end of the tube that looked similar to the cap on an acorn. the acorn tubes found widespread use in ... | wikipedia |
956f0838ec69a1bef068e11d9e79bd1bfa80b8ae | the queen's bridge is a historic road bridge | the queen's bridge is a historic road bridge over the yarra river in melbourne, victoria, australia. the bridge was built in 1889 and has five wrought iron plate girder spans and is listed on the victorian heritage register. the bridge was built by contractor david munro and replaced a timber footbridge built in 1860. ... | wikipedia |
7d39e63d9fe537705c6942dfaebe64c58b10ae14 | in 1839 a dam was built upon the | in 1839 a dam was built upon the falls using convict labour in order to secure the fresh water supply for the growing city, but did not last long, nor did its replacement. in 1845 a bridge was built at the site by a private company, but this was replaced by a government funded prince's bridge in 1850, which was to stan... | wikipedia |
23ea9b4e78c79500dc4c880008d502efaf993159 | in june 1835 john batman arrived at yarra | in june 1835 john batman arrived at yarra falls and recognised the surrounding land as a good site to build a village. the site became the landing spot for ships in melbourne, because the falls had prevented ships from travelling further upstream, which influenced the overall design of melbourne. | wikipedia |
325d6931abe520305c1b00b2d02e9d844efbfe2a | queens bridge marks the location of the yarra | queens bridge marks the location of the yarra falls, a waterfall that had existed on the yarra river. the aboriginal clans of woiwurrung and boon wurrung called the falls yarra yarra and used it as a crossing point between their lands. | wikipedia |
50cdc6975caf6996adc5d2b14cc62f92ebf75357 | the bridge is a very flat arch, and | the bridge is a very flat arch, and has five spans constructed of wrought iron plate girders. the bridge rests on iron cylinders filled with concrete, in groups of eight, with arched bracing between. it connects market street and william street on the north bank to queensbridge street to the south. trams on route 58 al... | wikipedia |
7f3f81f90f6d809e2a8041c7c9af10882d97619e | the queen's bridge is a historic road bridge | the queen's bridge is a historic road bridge over the yarra river in melbourne, victoria, australia. the bridge was built in 1889 and has five wrought iron plate girder spans and is listed on the victorian heritage register. the bridge was built by contractor david munro and replaced a timber footbridge built in 1860. | wikipedia |
4b8be58b2de19a9a0084aa55c4c39e5ac9d5f8a1 | algebraic topology is a branch of mathematics that | algebraic topology is a branch of mathematics that uses tools from abstract algebra to study topological spaces. the basic goal is to find algebraic invariants that classify topological spaces up to homeomorphism, though usually most classify up to homotopy equivalence. although algebraic topology primarily uses algebr... | wikipedia |
a1e253977342d4f548237d3cb38b1c99a75764b4 | one of the first mathematicians to work with | one of the first mathematicians to work with different types of cohomology was georges de rham. one can use the differential structure of smooth manifolds via de rham cohomology, or Čech or sheaf cohomology to investigate the solvability of differential equations defined on the manifold in question. de rham showed that... | wikipedia |
8d9b47ceacffaa5f09014fe91240a33f6f2b2ab9 | in general, all constructions of algebraic topology are | in general, all constructions of algebraic topology are functorial; the notions of category, functor and natural transformation originated here. fundamental groups and homology and cohomology groups are not only invariants of the underlying topological space, in the sense that two topological spaces which are homeomorp... | wikipedia |
d35aa67e984fec2655653f5a82386bb7eacf3c97 | in the algebraic approach, one finds a correspondence | in the algebraic approach, one finds a correspondence between spaces and groups that respects the relation of homeomorphism (or more general homotopy) of spaces. this allows one to recast statements about topological spaces into statements about groups, which have a great deal of manageable structure, often making thes... | wikipedia |
aa1220bd605fc2765f2f39c4998e230bcc45fac1 | an older name for the subject was combinatorial | an older name for the subject was combinatorial topology, implying an emphasis on how a space x was constructed from simpler ones (the modern standard tool for such construction is the cw complex). in the 1920s and 1930s, there was growing emphasis on investigating topological spaces by finding correspondences from the... | wikipedia |
071acf73451aead5d4344ad0ffbf97ed4e9e9427 | a cw complex is a type of topological | a cw complex is a type of topological space introduced by j. h. c. whitehead to meet the needs of homotopy theory. this class of spaces is broader and has some better categorical properties than simplicial complexes, but still retains a combinatorial nature that allows for computation (often with a much smaller complex... | wikipedia |
6079072219c53aa0fd719800e87ca62d7b9c117a | a simplicial complex is a topological space of | a simplicial complex is a topological space of a certain kind, constructed by "gluing together" points, line segments, triangles, and their n -dimensional counterparts (see illustration). simplicial complexes should not be confused with the more abstract notion of a simplicial set appearing in modern simplicial homotop... | wikipedia |
2de9937018c154e347041f43099df59111b467b4 | knot theory is the study of mathematical knots. | knot theory is the study of mathematical knots. while inspired by knots that appear in daily life in shoelaces and rope, a mathematician's knot differs in that the ends are joined so that it cannot be undone. in precise mathematical language, a knot is an embedding of a circle in three-dimensional euclidean space, r 3 ... | wikipedia |
5d34076a4c71cf2eb972ef38690de251e6caff05 | a manifold is a topological space that near | a manifold is a topological space that near each point resembles euclidean space. examples include the plane, the sphere, and the torus, which can all be realized in three dimensions, but also the klein bottle and real projective plane which cannot be embedded in three dimensions, but can be embedded in four dimensions... | wikipedia |
efb810c481765ab592066c1dd40afb66b350ef12 | in homology theory and algebraic topology, cohomology is | in homology theory and algebraic topology, cohomology is a general term for a sequence of abelian groups defined from a cochain complex. that is, cohomology is defined as the abstract study of cochains, cocycles, and coboundaries. cohomology can be viewed as a method of assigning algebraic invariants to a topological s... | wikipedia |
587e0ac18e4ce7023c20832f9c5dd33b36e7a3bd | in algebraic topology and abstract algebra, homology (in | in algebraic topology and abstract algebra, homology (in part from greek ὁμός homos "identical") is a certain general procedure to associate a sequence of abelian groups or modules with a given mathematical object such as a topological space or a group. | wikipedia |
63cba9ebf0f67e45ec1e446381cc6be39aef0dfa | in mathematics, homotopy groups are used in algebraic | in mathematics, homotopy groups are used in algebraic topology to classify topological spaces. the first and simplest homotopy group is the fundamental group, which records information about loops in a space. intuitively, homotopy groups record information about the basic shape, or holes, of a topological space. | wikipedia |
96d3af9def921f80d57cfa86de8c95921d355151 | although algebraic topology primarily uses algebra to study | although algebraic topology primarily uses algebra to study topological problems, using topology to solve algebraic problems is sometimes also possible. algebraic topology, for example, allows for a convenient proof that any subgroup of a free group is again a free group. | wikipedia |
acce5a4dcf943975d853025bb7e3a6d0578b253b | algebraic topology is a branch of mathematics that | algebraic topology is a branch of mathematics that uses tools from abstract algebra to study topological spaces. the basic goal is to find algebraic invariants that classify topological spaces up to homeomorphism, though usually most classify up to homotopy equivalence. | wikipedia |
8f4ea101226ae3e63be696fe2b5b6e32e11b66aa | in oceanography, phytodetritus is the organic particulate matter | in oceanography, phytodetritus is the organic particulate matter resulting from phytoplankton and other organic material in surface waters falling to the seabed. this process takes place almost continuously as a "marine snow" of descending particles, falling at the rate of about 100 to 150 m per day. under certain cond... | wikipedia |
651c8446662e1285262bc697dac5a76b9a5f0bf9 | phytodetritus varies in colour and appearance and may | phytodetritus varies in colour and appearance and may be greenish, brown or grey, flocculent or gelatinous. it includes the microscopic remains of diatoms, dinoflagellates, dictyochales, coccolithophores, foraminiferans, phaeodareans, tintinnids, crustacean eggs and moults, protozoan faecal pellets, picoplankton and ot... | wikipedia |
7a759e1ed543c20819c4700619991b90515351c4 | in oceanography, phytodetritus is the organic particulate matter | in oceanography, phytodetritus is the organic particulate matter resulting from phytoplankton and other organic material in surface waters falling to the seabed. this process takes place almost continuously as a " marine snow " of descending particles, falling at the rate of about 100 to 150 m (328 to 492 ft) per day. ... | wikipedia |
4521fb73c6d0caafa422dbbcb65c18037463f772 | aigars cipruss is a latvian professional ice hockey | aigars cipruss is a latvian professional ice hockey player currently playing for hk ozolnieki/monarhs hockey club. until then he played for dinamo riga of the kontinental hockey league, and served as manager for this team and was coach in its farm club. | wikipedia |
4318d92c82ce0065f88734a414414df992b86070 | cipruss scored first goal in renewed latvian national | cipruss scored first goal in renewed latvian national ice hockey team game on 26th second at 7 september 1992 against lithuania national ice hockey team. after 2006 winter olympics announced that he retires from latvia national team. he returned in latvian national team in 2009. | wikipedia |
4068a82dae60bceef0e451d4b791604a84e59d52 | aigars cipruss (born 12 january 1972) is a | aigars cipruss (born 12 january 1972) is a latvian professional ice hockey player currently playing for hk ozolnieki/monarhs hockey club. until then he played for dinamo riga of the kontinental hockey league, and served as manager for this team and was coach in its farm club. | wikipedia |
0d77715fd6a57ed4b7a60a28c2d3e61a9c63f9d7 | prognostic equation - in the context of physical | prognostic equation - in the context of physical simulation, a prognostic equation predicts the value of variables for some time in the future on the basis of the values at the current or previous times. for instance, the well-known navier-stokes equations that describe the time evolution of a fluid are prognostic equa... | wikipedia |
60f7a28ae41e7bc7082766b71a27f75bad19b65b | in enzymology, an alkylglycerone kinase is an enzyme | in enzymology, an alkylglycerone kinase is an enzyme that catalyzes the chemical reaction thus, the two substrates of this enzyme are atp and o-alkylglycerone, whereas its two products are adp and o-alkylglycerone phosphate. this enzyme belongs to the family of transferases, specifically those transferring phosphorus-c... | wikipedia |
946b97fd1fbc2f9ddd6483fae2b9deb94af3f8e4 | this enzyme belongs to the family of transferases, | this enzyme belongs to the family of transferases, specifically those transferring phosphorus-containing groups (phosphotransferases) with an alcohol group as acceptor. the systematic name of this enzyme class is atp:o-alkylglycerone phosphotransferase. other names in common use include alkyldihydroxyacetone kinase (ph... | wikipedia |
bd91619a449d858dc0a46a32f3e6892194b41af7 | the 2018 season was tromsø's fourth season back | the 2018 season was tromsø's fourth season back in the tippeligaen following their relegation at the end of the 2013 and their 31st season in the top flight of norwegian football. tromsø finished the season in 11th position and reached the fourth round of the norwegian cup where they were knocked out by vålerenga . | wikipedia |
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