Although the senses were traditionally viewed as passive receptors, the study of illusions and ambiguous images has demonstrated that the brain's perceptual systems actively and pre-consciously attempt to make sense of their input.

Although a ZEB uses multiple passive solar building design concepts, a ZEB is usually not purely passive, having active mechanical renewable energy generation systems such as: wind turbine, photovoltaics, micro hydro, geothermal, and other emerging alternative energy sources.

Although the majority of civilians neither collaborated nor overtly resisted, the occupation of French territory and the German authorities ' draconian policies inspired a discontented minority to form paramilitary groups dedicated to both active and passive resistance.

Although Novak's character was quietly rebelling against being thought of as " only pretty ", she has nonetheless been criticized as being too passive in the role.

Although maintaining the future position has a slightly higher cost structure than traditional passive sampling, synthetic indexing can result in more favourable tax treatment, particularly for international investors who are subject to U. S. dividend withholding taxes.

Although it is often assumed that civilians are essentially passive onlookers of war, sometimes they have active roles in conflicts.

Although not strictly speaking a turnout, a switch diamond is an active trackwork assembly used where the crossing angle between two tracks is too shallow for totally passive trackwork-the unguided sections of each rail would overlap.

Although most children have passive understanding of simple commands and phrases, most fluent speakers of Tanacross are at least fifty years old.

Although such medium security may deter a casual hacker, the lack of a processor core in the dongle to authenticate data, perform encryption / decryption, and execute inaccessible binary code makes such a passive dongle inappropriate for all but the lowest-priced software.

Although an Acholi, the respected army commander Tito Okello maintained his passive attitude despite pressure from fellow Acholi officers.

Although no passive negative resistors exist, some active devices exhibit a negative resistance characteristic.

Although motile animals can, in theory, disperse themselves by their spontaneous and independent locomotive powers, a great many species utilize the existing kinetic energies in the environment, resulting in passive movement.

Although playable, 2. d3 blocks in White's light-squared bishop, so the variation is considered somewhat passive.

Although Abraham was somewhat passive at times, he gave an earnest effort and frequently threw combinations that were mostly blocked by Ward.

Although passive, Vitgeft's preference was actually more in keeping with the Russian Navy's doctrine, which was building up strength ( waiting for the arrival of the Baltic Fleet, also known as the 2nd Pacific Squadron ), and then engaging the Japanese navy in decisive battle.

Although new technology has created more leisure time for all people, most of this new time is passed in " passive " ( or nonconstructive ) recreation.

Although he possesses the powers of a god, Metron is typically depicted as a passive observer in the DC Universe rather than an active participant.

Although the speaker uses the words in a manner that subtly diverts responsibility from him, this is not accomplished by use of passive voice.

Although the risk of injury associated with MCS appears to be small, this type of therapy has the potential to expose patients to vertebral artery damage that can be avoided with the use of mobilization ( nonthrust passive movements ).

Although not a smoker himself, it is believed he contracted the disease through passive smoking.

Although no cable company released data as to what such a monitoring service would cost, the end-result was that no cable company elected to carry the station, either, leaving many Arabic-speaking Canadians using free-to-air satellite dishes to watch the station.

Although a telephone cable was discussed at that time, it was not practical until a number of technological advances arrived in the 1940s.

Although most medium-and large size cities have modern cable TV networks, Internet access is not available through them.

Although referred to as a dome it is not strictly one as it is not self-supporting, but is a mast-supported, dome-shaped cable network.

Although it was predicted that a full recovery of the cable would take ten days, starting from midnight on January 13, 2007, it actually took until July 29, 2007 before it was fully restored.

Although a telephone cable was discussed starting in the 1920s, to be practical it needed a number of technological advances which did not arrive until the 1940s.

Although some lines were originally intended to be horse trams, and the MTOC did operate three horse tram lines on the edges of the system, the core of the system was built as cable trams.

" Although Peres himself did not retract the statement, the Israeli Foreign Ministry later issued a cable to its missions which stated that the " The minister absolutely did not say, as the Turkish news agency alleged, “ What the Armenians underwent was a tragedy, not a genocide "".

Although the Internet Engineering Task Force ( IETF ) generally does not generate complete cable modem standards, the IETF chartered Working Groups ( WGs ) that produced various standards related to cable modem technologies ( including 802. 14, DOCSIS, PacketCable, and others ).

Although this is sometimes controversial, Canadian cable companies are required by the CRTC to practise simultaneous substitution when a Canadian channel and a non-Canadian channel ( which is usually American ) are airing the same program at the same time.

Although the jubilation at the feat was widespread, the cable itself was short-lived: it broke down three weeks afterward, and was not reconnected until 1866.

Although the individual parts for cable assembly can be acquired, ready-made cables for both brakes and shifting are available.

Although cable companies in Canada are permitted to carry only the local Sportsnet feed on analogue cable packages, all four feeds can be carried on digital television services.

Although broadcast in French, la télévision québécoise has little relationship to its gallic cousin ; it's decidedly North American in its approach: a 30-minute programming grid, commercials, local stations, along with the distinction between broadcast television formed around networks of stations — which is freely available to anyone with a TV within their broadcast area — and cable television channels — which requires a subscription to receive.

Although the station's broadcasts continued on local cable systems, the station remained off the air for a few months.

Although Sun News was licensed as a Category C ( optional carriage ) digital specialty channel, CKXT, as a broadcast station, had mandatory cable carriage in its over-the-air service area.

Some analysts questioned how the deal will work out: Although fixed-mobile convergence has been a recognized factor in the industry, prior attempts to form partnerships among wireless and cable companies have generally failed to lead to significant benefits to the participants.

Although the original deals to deliver video games to the television through cable had failed in the 1960s and 1970s, since the mid 1990s many deals to deliver games through satellite and cable television have been made.

Although broadcast stations can legally air almost anything they want late at night — and cable networks at all hours — nudity and graphic profanity are very rare on American television, though they are common on pay television services that are free from FCC regulations and pressure from advertisers to tone down content, and often require a subscription to view.

Although visibly nervous, he leapt from the tower's edge, plummeting more than 1, 200 feet ( 366 m ) tied to only a 1 / 8 " ( 3 mm ) steel cable, stopping only a short distance above the ground.

Although Utopian communism is both new in 1516 and also modern, it is not modern communism or even modern socialism, as they exist or have ever existed in theory or in practice.

Although originally controversial, the axiom of choice is now used without reservation by most mathematicians, and it is included in ZFC, the standard form of axiomatic set theory.

Although the Principate continued in theory until the reign of Diocletian, Severus Alexander's death signalled the beginning of the chaotic period known as the Crisis of the Third Century which brought the empire to near collapse.

Although Grothendieck himself never published his work in this area, the proposal became the inspiration for work by other mathematicians and the source of the theory of dessins d ' enfants.

Although observations of some aerodynamic effects such as wind resistance ( e. g. drag ) were recorded by Aristotle, Leonardo da Vinci and Galileo Galilei, very little effort was made to develop a rigorous quantitative theory of air flow prior to the 17th century.

Although Zermelo's fix allows a class to describe arbitrary ( possibly " large ") entities, these predicates of the meta-language may have no formal existence ( i. e., as a set ) within the theory.

Although now debated, this theory has been the scholarly consensus for many centuries.

Although the Ezra theory is disputed, no other authorship theories are dominant.

Although this theory has the Persians moving to the strategic offensive, this can be reconciled with the traditional account of the Athenians attacking the Persians by assuming that, seeing the Persians advancing, the Athenians took the tactical offensive, and attacked them.

Although there is no strong evidence for any single theory, many independent theories exist, some blaming storms, some capsizing, and some suggesting that wartime enemy activity was to blame for the loss.

Although the perception by the public may be that the " central bank " controls some or all interest rates and currency rates, economic theory ( and substantial empirical evidence ) shows that it is impossible to do both at once in an open economy.

Although a " bijection " seems a more advanced concept than a number, the usual development of mathematics in terms of set theory defines functions before numbers, as they are based on much simpler sets.

Although Wegener's theory was formed independently and was more complete than those of his predecessors, Wegener later credited a number of past authors with similar ideas:

Although Locke did not develop a theory of natural rights, he envisioned individuals in the state of nature as being free and equal.

Although Bohr, Fowler, Pauli, and other physicists agreed with Chandrasekhar's analysis, at the time, owing to Eddington's status, they were unwilling to publicly support Chandrasekhar .< sup >, pp. 110 – 111 </ sup > Through the rest of his life, Eddington held to his position in his writings, including his work on his fundamental theory.

Although Story was highly intelligent and familiar with all the relevant English precedents, he merely summarized them in a confused fashion because he " could not conceive of a modern function or a coherent theory for representative litigation: why?

Although recognized previously by others, the mathematical expression for the Coriolis force appeared in an 1835 paper by French scientist Gaspard-Gustave Coriolis, in connection with the theory of water wheels, Early in the 20th century, the term Coriolis force began to be used in connection with meteorology.

Although Proust proved his theory by accurate measurements, his theory was not immediately accepted partially due to Berthollet's authority.

Although many modern commentators have demurred from Hume's solution, some have notably concurred with it, seeing his analysis of our epistemic predicament as a major contribution to the theory of knowledge.

Although the theories that premise doublespeak are still indefinite, there are some theories that have parallels with the theory of doublespeak and Orwell's ideology in Nineteen Eighty-Four and might possibly provide a better understanding of where doublespeak's theories could have come from.

Although the very act of codification was a radical innovation, given the precedent-based design of the Roman legal system, the jurists were generally conservative, and constantly looked to past Roman practice and theory for guidance.

Although most of the relevant tissues and endocrine glands had been identified by early anatomists, a more humoral approach to understanding biological function and disease was favoured by the ancient Greek and Roman thinkers such as Aristotle, Hippocrates, Lucretius, Celsus, and Galen, according to Freeman et al., and these theories held sway until the advent of germ theory, physiology, and organ basis of pathology in the 19th century.

Although best known for its geometric results, the Elements also includes number theory.