When these coordinates are realized by choosing datum points and fixing a geodetic datum, ISO uses the terminology coordinate reference system, while IERS speaks of a reference frame.

When the curve given by a series of points in a diagram or in a list of the coordinates of points, the slope may be calculated not at a point but between any two given points.

When Greenwich was an active observatory, geographical coordinates were referred to a local oblate spheroid called a datum, whose surface closely matched local mean sea level, called the geoid.

When it is rotated, the stars and the ecliptic move over the projection of the coordinates on the tympan.

When not dressing up as chainsaw-wielding maniacs, GIYRA coordinates the youth sporting events for the island children.

When Copernicus transformed Earth-based observations to heliocentric coordinates, he was confronted with an entirely new problem.

When drawn by hand, a cartoon version of the Nyquist plot is sometimes used, which shows the shape of the curve, but where coordinates are distorted to show more detail in regions of interest.

When differentiating or integrating in cylindrical coordinates, these unit vectors themselves must also be operated on.

When coordinates are expressed as polynomials in time relative to a reference frame defined in this way, that means the values obtained for the coordinates in respect of any interval t after the stated epoch, are in terms of the coordinate system of the same date as the obtained values themselves, i. e. the date of the coordinate system is equal to ( epoch + t ).

When treated in terms of homogeneous coordinates, projective geometry looks like an extension or technical improvement of the use of coordinates to reduce geometric problems to algebra, an extension reducing the number of special cases.

When changing to a different coordinate system ( for example Lemaitre coordinates, Eddington-Finkelstein coordinates, Kruskal-Szekeres coordinates, Novikov coordinates, or Gullstrand – Painlevé coordinates ) the metric becomes regular at r = r < sub > s </ sub > and can extend the external patch to values of r smaller than r < sub > s </ sub >.

When the expedition finally arrives at Jalo's pre-programmed coordinates, they find a flattened version of the mediaeval Eastern hemisphere of Earth, clearly artificial.

When q ≥ 1, the embedding above has closed timelike curves ; for example, the path parameterized by and all other coordinates zero is such a curve.

When can we go back and convert cartesian into polar coordinates?

When a Hamiltonian is defined on the cotangent bundle, then the generalized coordinates are related to the canonical coordinates by means of the Hamilton – Jacobi equations.

When the coordinates are not negative, the point lies in the convex hull of, that is, in the simplex which has those points as its vertices.

When a measure such as a Euclidean distance is defined using many coordinates, there is little difference in the distances between different pairs of samples.

When I show up he will know you are a good wife to have told him about it ''.

When the Know-nothings get control, it will read, All men are created equal except Negroes and foreigners and Catholics.

When the reactionary response is thus bolstered by an intellectual defense, the characteristics of that defense are explicable only in terms of the basic attitudes of unanalyzed reaction.

When combined with the metaphysical notion that pure forms of this universe are best appreciated when least embodied in a material substratum, it becomes clear that while earth will be dross on a scale of material-formal ratios, celestial bodies will be of a subtle, quickened, ethereal existence, in whose embodiment pure form will be the dominant component and matter will be absent or remain subsidiary.

She used to tell me, `` When I stand there and look at the flag blowing this way and that way, I have the wonderful, safe feeling that Americans are protected no matter which way the wind blows ''.

When we consider the disorganized state of the world community, and the legacy of predispositions adversely directed against all who are identified as Jews, it is obvious that the struggle for the minds and muscles of men needs to be prosecuted with increasing vigor and skill.

When these fields are surveyed together, important patterns of relationship emerge indicating a vast community of reciprocal influence, a continuity of thought and expression including many traditions, primarily literary, religious, and philosophical, but frequently including contact with the fine arts and even, to some extent, with science.

When different colors are used, she is just as likely to color trees purple, hair green, etc..

When finally the two bedraggled men reach their friend's home, Voltaire's fears are once again aroused.

`` When are you to leave ''??

When the roof blocks are all in place, the final rows of wall blocks are mortared into position.

When the aid operations are reorganized the Peace Corps should remain a semi-autonomous, functional unit.

When the budget goes to trustees for approval it is the president's budget, to which his faith and credit are committed ; ;

When they have 4 to 6 leaves and are thrifty little plants, it's time to set them out where they are to remain.

When aircraft are no longer helpless on airfields, they are no longer vulnerable to Aj.

When more than two figures are separated by subtraction symbols the subtraction must be carried out from the left to right if the result is to be correct.

When they're on, the top edges are planed even with the sheer batten.

When painting, Mason's physical eyes are half-closed, while his mind's eye is wide open, and this circumstance accounts in part for the impression he wishes to convey.

When improvements are recommended in working conditions -- such as lighting, rest rooms, eating facilities, air-conditioning -- do you try to set a measure of their effectiveness on productivity??

When sufficiently accurate and complete measurements are available, it will be possible to set limits on the thermal and electrical characteristics of the surface and subsurface materials of the moon.

When some thirteen records of newly and recently born individuals are collated, little or no correlation between length and distribution can be detected.

When three dice are tossed repeatedly, what is the probability that the number of aces is 0 ( or 1, or 2, or 3 )??

When Newton's laws are transformed to a uniformly rotating frame of reference, the Coriolis and centrifugal forces appear.

When energy is in a form other than thermal energy, it may be transformed with good or even perfect efficiency, to any other type of energy, including electricity or production of new particles of matter.

When transformed into Phoenix, Jean's powers escalate to an incalculable level, allowing her to rearrange or disintegrate matter at a subatomic level, fly unaided through space, survive in any atmosphere, and manipulate electromagnetic and cosmic energies for various effects and atmospheric disturbances.

When they moved eastward and were translated into Iranian languages, the names of the Manichaean deities ( or angels ) were often transformed into the names of Zoroastrian yazatas.

When he enters this realm, he is transformed into a wolf, which changes the gameplay.

When a character string is transformed by the BWT, none of its characters change value.

When composer Jerome Kern proposed turning the very serious Show Boat into a musical, Ferber was shocked, thinking it would be transformed into a typical light entertainment of the 1920s.

When refracted by a diffraction-limited lens, a Gaussian beam is transformed into another Gaussian beam ( characterized by a different set of parameters ), which explains why it is a convenient, widespread model in laser optics.

When these cells are transformed by the polyoma virus, higher tyrosine activity is observed in the cellular matrix, which is also correlated to cellular proliferation.

When the Christian Reconquista, sweeping the Moors from the former Caliphate of Córdoba and its taifa-remnants, transformed the territory of former Suevic and Visigothic realms into Catholic feudal principalities, none of these warlords was exactly styled Duke.

When Castor was killed, Pollux asked Zeus to let him share his own immortality with his twin to keep them together, and they were transformed into the constellation Gemini.

When the deity deems a worshiper to be most worthy, a special ceremony is held in which the Black Goat of the Woods swallows the initiate and then regurgitates the cultist as a transformed satyr-like being.

When during the search Duvalier was told that Barbot had transformed himself into a black dog, Duvalier ordered that all black dogs in Haiti be put to death.

When Spike was transformed into a ghost-like intangible state following the destruction of Sunnydale and the Hellmouth and his subsequent materialization at Wolfram & Hart, he was capable of walking through solid objects.

When the Greeks conquered Egypt under Alexander the Great, they transformed the Egyptian Horus into their Hellenistic god known as Harpocrates, a rendering from Egyptian Har-pa-khered or Heru-pa-khered ( meaning " Horus the Child ").

When his brother Anthus was killed by their father's horses, Zeus and Apollo pitied Schoeneus and transformed him into a bird.

When Napoleon began to conquer Europe, this renunciation was transformed into hatred.

When, however, the People's Charter was drawn up ... clearly defining the urgent demands of the working class, we felt we had a real bond of union ; and so transformed our Radical Association into local Chartist centres ..."

When observing the sonar signature of Shipwreck D, a long, slender upright feature on the sea-bed, transformed itself into a wooden mast.

When he returned a few months later, the mold ( Penicillium roqueforti ) had transformed his plain cheese into Roquefort.

When the string is released, the kinetic energy of the flexed stick is transformed into the velocity of the arrow.

When he was kidnapped, he was transformed in a hideous green hunchback.

When it was all over Clodius ' politics had been transformed and became more deeply personal than ever before.