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If a binary star happens to orbit in a plane along our line of sight, its components will eclipse and transit each other ; these pairs are called eclipsing binaries, or, as they are detected by their changes in brightness during eclipses and transits, photometric binaries.
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If and binary
If there is a mixture of only two types of atoms, not counting impurities, such as a copper-nickel alloy, then it is called a binary alloy.
If a planet orbits one member of a binary star system, then an uppercase letter for the star will be followed by a lowercase letter for the planet.
If Good Times was not stopped in time, an infected computer would enter an " nth-complexity infinite binary loop " ( a meaningless term ), damaging the processor.
If G is a group and X is a set, then a ( left ) group action of G on X is a binary operator:
If the datum to be hashed is small enough, one can use the datum itself ( reinterpreted as an integer in binary notation ) as the hashed value.
If one object consists of a set X with a binary relation R and the other object consists of a set Y with a binary relation S then an isomorphism from X to Y is a bijective function such that:
If a more sophisticated data structure ( e. g., heap or binary tree ) is used, the time required for searching and insertion can be reduced significantly ; this is the essence of heap sort and binary tree sort.
If the table size n is large enough, linear search will be faster than binary search, whose cost is O ( log n ).
If the list is stored as an ordered array, then binary search is almost always more efficient than linear search as with n > 8, say, unless there is some reason to suppose that most searches will be for the small elements near the start of the sorted list.
# If not, it provides a descriptive label for the format of content, with respect to the presence of 8 bit or binary content.
If there were a ' zero ' symbol, unary would effectively be a binary system.
If * is a binary operation, then h ( x * y ) = h ( x ) * h ( y ).
If G is a group ( with identity element e and operation *) and ~ is a binary relation on G, then ~ is a congruence whenever:
If that device uses natural binary codes, these two positions would be right next to each other:
If components in binary star systems are close enough they can gravitationally distort their mutual outer stellar atmospheres.
If the relative motion of a pair determines a curved arc of an orbit, or if the relative motion is small compared to the common proper motion of both stars, it may be concluded that the pair is in mutual orbit as a binary star.
If visual doubles show similar properties, such as similar proper motion through space, trigonometric parallaxes, or radial velocities, this is evidence that they are gravitationally attached and form a binary system ; in this case, the visual double star is called a visual binary.
If this problem is in NC, then so is every other problem in P. If the number of steps is written in binary, the problem is EXPTIME-complete.
If a number T is written as a binary number ( a string of n ones and zeros, where n = log T ), then the obvious sequential algorithm can take time 2 < sup > n </ sup >.
If PC is a binary counter, it may increment when a pulse is applied to its COUNT UP input, or the CPU may compute some other value and load it into PC by a pulse to its LOAD input.
If and star
If light moves instantaneously, the telescope does not move, and the true direction of the star relative to the observer can be found by following the line ES.
If the Byzantines adopted the crescent and star as a symbol of their city after the events of the mid 4th century BC, one is forced to wonder why they waited several hundred years before putting the symbol on only some of their coins.
If two sets are used, each player controls two differently colored sets of pieces at opposite corners of the star.
If a main-sequence star is not too massive ( less than approximately 8 solar masses ), it will eventually shed enough mass to form a white dwarf having mass below the Chandrasekhar limit, which will consist of the former core of the star.
: If a planet crosses ( or transits ) in front of its parent star's disk, then the observed brightness of the star drops by a small amount.
If several planets in the same system are discovered at the same time, the closest one to the star gets the next letter, followed by the other planets in order of orbital size.
If the parent star is a single star, then it may still be regarded as having an " A " designation, though the " A " is not normally written.
If the occulting object has an atmosphere, however, some of the luminosity of the star can be refracted into the volume of the umbra.
Anderson is best remembered as a film maker for his " Mick Travis trilogy ", all of which star Malcolm McDowell as the title character: If .... ( 1968 ), a satire on public schools ; O Lucky Man!
If the brightness of the object exceeded the maximum limit of eight times the brightness of Canopus, the spacecraft would search for a new star.
If a white dwarf has a close companion star that overflows its Roche lobe, the white dwarf will steadily accrete gas from the companion's outer atmosphere.
If the universe is static and populated by an infinite number of stars, any sight line from Earth must end at the ( very bright ) surface of a star, so the night sky should be completely bright.
If a star's core becomes stagnant ( as is thought will be the case for the Sun ), it will still be surrounded by layers of hydrogen which the star may subsequently draw upon.
If the core of the star is not too massive ( less than approximately 1. 4 solar mass, taking into account mass loss that has occurred by this time ), it may then form a white dwarf ( possibly surrounded by a planetary nebula ) as described above for less massive stars, with the difference that the white dwarf is composed chiefly of oxygen, neon, and magnesium.
If the mass of the core exceeds the Chandrasekhar limit, electron degeneracy pressure will be unable to support its weight against the force of gravity, and the core will undergo sudden, catastrophic collapse to form a neutron star or ( in the case of cores that exceed the Tolman-Oppenheimer-Volkoff limit ), a black hole.
If the star temperature has been determined by a majority of absorption lines, unusual absences or strengths of lines for a certain element may indicate an unusual chemical composition of the photosphere.
:: If the repeaters in a network that is based upon the physical extended star topology are replaced with hubs or switches, then a hybrid network topology is created that is referred to as a physical hierarchical star topology, although some texts make no distinction between the two topologies.
If, as has been suggested, the reference in the Talmud to " a star which appears once in seventy years that makes the captains of the ships err " ( see above ) refers to Halley's Comet, it may be a reference to the 66 CE appearance, because this passage is attributed to the Rabbi Yehoshua ben Hananiah.
If and happens
If this happens, there may be some class conflict in the South, with school boards and school teachers taking the middle-class position.
If that happens, then he will be holding worthless stock at the end of the game.
If the relative priorities of these substituents need to be established, R takes priority over S. When this happens, the descriptor of the stereocenter is a lowercase letter ( r or s ) instead of the uppercase letter normally used.
If this process happens faster than it is naturally quenched by ions recombining, the new ions multiply in successive cycles until the gas breaks down into a plasma and current flows freely in a discharge.
If this happens to all industries however, everyone would be worse off than if they had been subject to the rigours of market competition.
If this happens rapidly before significant decay to the organic tissue, very fine three-dimensional morphological detail can be preserved.
If a statement happens to be true in our world, but is false in some other worlds, then it is a contingent truth.
# If the borrowed word happens to have a suffix that the borrowing language uses as a gender marker, the suffix tends to dictate gender.
If one thinks in this manner, then consider what happens when the story is extended further.
If the manoeuver is timed properly, Mars will be " arriving " under the spacecraft when this happens.
To Axel Oxenstierna, he confessed: " If anything happens to me, my family will merit your pity, the mother lacking in common sense, the daughter a minor-hopeless, if they rule, and dangerous, if others come to rule over them.
If no additional energy is supplied by any other mechanism, the nucleus will not fission, but will merely absorb the neutron, as happens when U-238 absorbs slow and even some fraction of fast neutrons, to become U-239.
The Code of Canon Law 332 § 2 states, " If it happens that the Roman Pontiff resigns his office, it is required for validity that the resignation is made freely and properly manifested but not that it is accepted by anyone.
If this happens, normal drainage of mucus within the sinuses is disrupted, and sinusitis may occur.
If most evolution happens in these rare instances of allopatric speciation then evidence of gradual evolution in the fossil record should be rare.
If this happens, the resulting lever angle created will not be as effective as if aligned with the oarlock or slightly behind it.
If the payout is 4, 000 times the input amount, and it happens every 4, 000 times on average, the return to player is exactly 100 %, but the game would be dull to play.
If this happens in an even dimension, the Majorana spinor representation will sometimes decompose into two Majorana – Weyl spinor representations.
If the demand decreases, then the opposite happens: a shift of the curve to the left.
If the quantity supplied decreases, the opposite happens.
If the third offence happens, 2 points will be given to the player.
If that happens, Franks said, “... the Western world, the free world, loses what it cherishes most, and that is freedom and liberty we ’ ve seen for a couple of hundred years in this grand experiment that we call democracy .” Franks then offered “ in a practical sense ” what he thinks would happen in the aftermath of such an attack.
If emergence happens over disparate size scales, then the reason is usually a causal relation across different scales.
If the convex hull of X is a closed set ( as happens, for instance, if X is a finite set or more generally a compact set ), then it is the intersection of all closed half-spaces containing X.
# Handling: If it is anticipated that overflow may occur and when it happens detected and other processing done.
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