# How to use *Hessian* in a sentence

The second transvectant of a form over itself is called the

**Hessian**of the form.This can be verified by equating to zero the five coefficients of the

**Hessian**(ab) 2 axb2.But if the given curve has a node, then not only the

**Hessian**passes through the node, but it has there a node the two branches at which touch respectively the two branches of the curve; and the node thus counts as six intersections; so if the curve has a cusp, then the**Hessian**not only passes through the cusp, but it has there a cusp through which it again passes, that is, there is a cuspidal branch touching the cuspidal branch of the curve, and besides a simple branch passing through the cusp, and hence the cusp counts as eight intersections.For the cubic (ab) 2 axbx is a covariant because each symbol a, b occurs three times; we can first of all find its real expression as a simultaneous covariant of two cubics, and then, by supposing the two cubics to merge into identity, find the expression of the quadratic covariant, of the single cubic, commonly known as the

**Hessian**.When R =0, and neither of the expressions AC - B 2, 2AB -3C vanishes, the covariant a x is a linear factor of f; but, when R =AC - B 2 = 2AB -3C =0, a x also vanishes, and then f is the product of the form jx and of the

**Hessian**of jx.AdvertisementThe above approximation for the error bars rests on a gaussian approximation which assumes that the

**Hessian**A is positive definite.Bought in this state, the wool arrived in 150 Kg

**hessian**wrapped bales (not very moveable ).I worked the lid off and the ripping sound of

**hessian**against**hessian**brought the old busybody bustling back down the stall.A

**hessian**backed wool carpet square (2 ' x 2 ') is a very useful thing to have for many purposes.**Hessian**backed.AdvertisementThis effect is fairly common if in addition the starting

**Hessian**is also poorly defined.**Hessian**used to protect brickwork.For Newton-Raphson calculations, the inverse

**Hessian**is output after each exact recalculation, but not after updating.This may involve the application of damp

**Hessian**or more usually a spray applied curing membrane.**Hessian**eigenmodes contribute with a weighting according to their eigenvalue.Advertisement**Hessian**sack lined with straw.**Hessian**element for the variable specified is set to this number.Correspondingly the minimiser will therefore default to BFGS starting from a unit

**Hessian**.To address problems that arise in the resultant optimization we introduce a technique called spherical normalization that preconditions the

**Hessian**matrix.As children they played by the

**Hessian**bales of asbestos at the nearby railhead and played on the open tips around Harridge mill.AdvertisementTwo ladies (Mrs Burgess and Mrs Hall) were employed to sew up and mend the

**Hessian**sacks - quite a messy job.Already at the universities he had proclaimed his Liberal sympathies as a member of the Burschenschaft, and he now threw himself into open opposition to the unconstitutional spirit of the

**Hessian**government, an attitude which led to his dismissal from the state service in 1833.But at this critical moment the leading companies of the

**Hessian**infantry arrived, re-established the equilibrium (though not before four Prussian batteries had been temporarily overrun by the enemy), and a most obstinate fight ensued.Among his more famous hoaxes were the " Edict of the King of Prussia " (1773), already described; the fictitious supplement to the Boston Chronicle, printed on his private press at Passy in 1782, and containing a letter with an invoice of eight packs of 954 cured, dried, hooped and painted scalps of rebels, men, women and children, taken by Indians in the British employ; and another fictitious Letter from the Count de Schaumberg to the Baron Hohendorf commanding the

**Hessian**Troops in America (1777) - the count's only anxiety is that not enough men will be killed to bring him in moneys he needs, and he urges his officer in command in America " to prolong the war.Two ladies (Mrs Burgess and Mrs Hall) were employed to sew up and mend the

**hessian**sacks - quite a messy job.AdvertisementBilly snuggled deeper in his

**hessian**blanket and dreamed of rabbits fighting pirates on the high seas.This method of solution fails when the discriminant R vanishes, for then the

**Hessian**has equal roots, as also the cubic f.The

**Hessian**in that case is a factor of f, and Q is the third power of u2,...The quartic has four equal roots, that is to say, is a perfect fourth power, when the

**Hessian**vanishes identically; and conversely.The quartic will have two pairs of equal roots, that is, will be a perfect square, if it and its

**Hessian**merely differ by a numerical factor.The

**Hessian**is symbolically (abc) 2 azbzcz = H 3, and for the canonical form (1 +2m 3)xyz-m 2 (x 3 +y 3 +z 3).When a z and the invariants B and C all vanish, either A or j must vanish; in the former case j is a perfect cube, its

**Hessian**vanishing, and further f contains j as a factor; in the latter case, if p x, ax be the linear factors of i, f can be expressed as (pa) 5 f =cip2+c2ay; if both A and j vanish i also vanishes identically, and so also does f.In other directions also the expansion has been rapid; the village of Bornheim was incorporated in Frankfort in 1877, the former

**Hessian**town of Bockenheim in 1895, and the suburbs of Niederrad, Oberrad and Seckbach in 1900.A third of the leading brigade (British) was killed and wounded in the vain attempt to break through the strong defences of the village, and some French squadrons charged upon it as it retired; a colour was captured in the melee, but a

**Hessian**brigade in second line drove back the cavalry and retook the colour.The French army, similarly arrayed, but with a few battalions attached to the cavalry wings, was more heterogeneous than the German, being composed of French,

**Hessian**, German mercenaries, and Liegeois.In 1846 he was appointed professor at Marburg, and though this small university offered little scope for his activities as a teacher, a seat in the

**Hessian**Landtag gave him his first experience of political affairs.Among other public places and buildings worthy of notice are the Roman Catholic church, with a splendid interior; the Kiinigs-platz, with a remarkable echo; the Karls-platz, with the statue of the landgrave Charles; and the Martins-platz, with a large church - St Martin's - with twin towers, containing the burial-vaults of the

**Hessian**princes.There are also the Bose Museum, containing collections of pictures and antiquities of

**Hessian**origin, museums of natural history and ethnography, an industrial exhibition hall, and an industrial art school.On the

**Hessian**fly, Cecidomyia destructor, Say, the May brood of which produces swellings immediately above the joints of barley attacked by it, see Asa Fitch, The**Hessian**Fly (Albany, 1847), reprinted from Trans.The inhabitants are mainly of the Saxon stock and speak Low German dialects, except in the Upper Frankish district around Siegen, where the

**Hessian**dialect is spoken.Among interesting landmarks are the Federal Inn (1763),(1763), in which President Washington was entertained in 1794, and which has been used as a banking house since 1814; the old county gaol (1770), used as such until 1848; and the site of the "

**Hessian**Camp," where some of the prisoners captured during the War of Independence were confined.In 1821 a small mediate principality was formed out of the old lordship of Ratibor and certain ecclesiastical domains, and was conferred upon Victor Amadeus, landgrave of Hesse-Rotenburg, as compensation for some

**Hessian**territory absorbed by Prussia.Outside this, though not in hostility to it, Hanover, Brunswick, Oldenburg and Schaumburg-Lippe formed a separate customs-union, (Steuerverein) by treaties signed on the 1st of May 1834 and the 7th of May 1836, and to this certain Prussian and

**Hessian**enclaves were attached.Prussia, on the other hand, announced its determination to carry out the principles of the Union and to maintain the

**Hessian**constitution.What this means is that the

**Hessian**lines are managed by the Prussian department.Chief among these is the barracks, erected by the colony in 1758 to mitigate the evils of billeting, and occupied by British troops during the Seven Years' War, and at different times by British,

**Hessian**and American troops during the War of Independence.The

**Hessian**star catalogue was published in Lucius Barettus's Historia coelestis (Augsburg, 1668), and a number of other observations are to be found in Coeli et siderum in eo errantium observationes Hassiacae (Leiden, 1618), edited by Willebrord Snell.In the war between Austria and Prussia in 1866, HesseDarmstadt was upon the side of the Austrians; Prince Louis accompanied his troops to the front, and was duly appointed by the grand-duke to the command of the

**Hessian**division.The demand for this class of bagging, which is made from fine

**hessian**yarns, is still great.These fine Rio

**hessian**yarns form an important branch of the Dundee trade, and in some weeks during 1906 as many as 1000 bales were despatched to Brazil, besides numerous quantities to other parts of the world.Secondly, as to the inflections, the process is a similar one; it can be shown that the inflections are the intersections of the curve by a derivative curve called (after Ludwig Otto Hesse who first considered it) the

**Hessian**, defined geometrically as the locus of a point such that its conic polar (§ 8 below) in regard to the curve breaks up into a pair of lines, and which has an equation H = o, where H is the determinant formed with the second differential coefficients of u in regard to the variables (x, y, z); H= o is thus a curve of the order 3 (m - 2), and the number of inflections is =3m(m-2).We have in the

**Hessian**the first instance of a covariant of a ternary form.The

**Hessian**A has just been spoken of as a covariant of the form u; the notion of invariants and covariants belongs rather to the form u than to the curve u=o represented by means of this form; and the theory may be very briefly referred to.The church also contains the tombs of numerous

**Hessian**landgraves and knights of the Teutonic Order.In Germany, Ips and Passau on the Danube, and Gross Almerode in Hesse, are the best known localities producing fireclay goods, the crucibles from the last-mentioned place, known as

**Hessian**crucibles, going all over the world.He had just finished dressing for his ride, and wore a blue uniform, opening in front over a white waistcoat so long that it covered his rotund stomach, white leather breeches tightly fitting the fat thighs of his short legs, and

**Hessian**boots.Men in military uniforms and

**Hessian**boots could be seen through the windows, laughing and walking through the rooms.He wore a woman's loose gown of frieze, blue trousers, and large torn

**Hessian**boots.Jauntily shifting the position of his legs in their tight riding breeches, diffusing an odor of perfume, and admiring his partner, himself, and the fine outlines of his legs in their well-fitting

**Hessian**boots, Nicholas told the blonde lady that he wished to run away with a certain lady here in Voronezh.He first studied theology at Giessen, but after the campaign of 1814, in which, like his brother August, he took part as a

**Hessian**volunteer, began the study of jurisprudence, and in 1818 established himself as Privatdocent of civil law at Giessen.For a short while he was at the head of the new

**Hessian**administration; but his ambition was to share in the creation of a united Germany.American literature began as far back as 1788, when a report on the

**Hessian**fly was issued by Sir Joseph Banks; in 1817 Say began his writings; while in 1856 Asa Fitch started his report on the " Noxious Insects of New York."Hundreds of acres of wheat are lost annually in America by the ravages of the

**Hessian**fly; the fruit flies of Australia and South Africa cause much loss to orange and citron growers, often making it necessary to cover the trees in muslin tents for protection.It was recovered by the landgrave of Thuringia in 1388, but soon reverted to Hesse, and it became the residence of one of the branches of the

**Hessian**royal house, a branch which died out in 1655.The best-known dipterous pests are the

**Hessian**fly (Cecidosnyia destructor), the pear midge (Diplosis pyrivora), the fruit flies (Tephritis Tyroni of Queensland and Halterophora capitata or the Mediterranean fruit fly), the onion fly (Phorbia cepetorum), and numerous corn pests, such as the gout fly (Chloropstaeniopus) and the frit fly (Oscinis frit).In 1864 he went as

**Hessian**envoy to Vienna, retiring in 1872 when the post was abolished.Many reforms in ecclesiastical, educational, financial and administrative matters were introduced, and in general the grand-duchy may be said to have passed largely under the influence of Prussia, which, by an arrangement made in 1896, controls the

**Hessian**railway system.The badge is an open oval of gold with the

**Hessian**lion in the centre.