Of more general interest, however, are his labours in pure mathematics, which appear for the most part in Crelle's Journal from 1828 to 1858.
He frequently declares that this discovery was the result of the literary labours of his whole life.
- The range and importance of the scientific labours of Archimedes will be best understood from a brief account of those writings which have come down to us; and it need only be added that his greatest work was in geometry, where he so extended the method of exhaustion as originated by Eudoxus, and followed by Euclid, that it became in his hands, though purely geometrical in form, actually equivalent in several cases to integration, as expounded in the first chapters of our text-books on the integral calculus.
The whole of this large series of reforms was conducted under his own personal supervision, and upon no part of his multifarious labours did he dwell in his letters home with greater pride.
The scene of his labours for fifteen years was Languedoc, the Vivarais, and Dauphine.
On his return to London in 1818 he applied himself assiduously to the art of engraving, in which he acquired a skill that in after years became a most valuable assistant to his literary labours, and enabled him to illustrate his various humours and fancies by a profusion of quaint devices, which not only repeated to the eye the impressions of the text, but, by suggesting amusing analogies and contrasts, added considerably to the sense and effect of the work.
About the same time, having shown too open sympathy with the revolutionary or reforming tendencies of 1848, he was for; olitical reasons obliged to leave Berlin and retire to the seclusion of Wiirzburg, the medical school of which profited enormously by his labours as professor of pathological anatomy, and secured a wide extension of its reputation.
Vaughan, St Thomas of Aquin, his Life and Labours (London, 1872): other lives by P. Cavanagh (London, 1890); E.
Despite the fact that with the exception of the period of the "Great Awakening" (1740-1742), when he preached as an itinerant in several neighbouring colonies, his active labours were confined to his own parish, his influence on the religious thought of his time in America was probably surpassed only by that of his old friend and teacher Jonathan Edwards.
Meanwhile, he assisted his father in his financial labours, but still found time to write some of his earliest works.
In the midst of other labours Jowett had been quietly exerting his influence so as to conciliate all shades of liberal opinion, and bring them to bear upon the abolition of the theological test, which was still required for the M.A.
Judged in other ways, however, the influence of the assembly's labours has been very great.
Man's life here is incomplete, and the more lofty his aims, the more worthy his labours, the more incomplete will it appear to be.
In the south (of the Netherlands) Christianity was spread by the labours of devoted missionaries, foremost amongst whom were St Amandus, St Bavon and St Eligius, and bishoprics were set up at Cambrai, Tournai, Arras, Therouanne and Liege.
His labours were continued with even more striking results by another Englishman, Winfred, better known as St Boniface, the Apostle of the Germans, who suffered martyrdom at Dokkum in A.D.
The Council of Trent had recently brought its long labours to a close (December 4, 1563), and Philip resolved to enforce its decrees throughout his dominions.
With wireless telegraph transmitters, in which the oscillatory discharge of a condenser is used to create oscillations in an antenna, labours under the disadvantage that the time occupied by the oscillations is a very small fraction of the total time of actuation.
As the friars became more and more numerous their missionary labours extended wider and wider, spreading first over Italy, and then to other countries.
Stocqueler, Life and Labours of Dr Leitner (1875).
Moreover, whatever the value of Goethe's labours in that field, they were not published before 1820, long after evolutionism had taken a new departure from the works of Treviranus and Lamarck - the first of its advocates who were equipped for their task with the needful large and accurate knowledge of the phenomena of life as a whole.
The accurate investigation of the lowest forms of animal life, commenced by Leeuwenhoek and Swammerdam, and continued by the remarkable labours of Reaumur, Abraham Trembley, Bonnet, and a host of other observers in the latter part of the 17th and the first half of the 18th centuries, drew the attention of biologists to the gradation in the complexity of organization which is presented by living beings, and culminated in the doctrine of the echelle des titres, so powerfully and clearly stated by Bonnet, and, before him, adumbrated by Locke and by Leibnitz.
During the rapid development of physical geography many branches of the study of nature, which had been included in the cosmography of the early writers, the physiography of Linnaeus and even the Erdkunde of Ritter, had been as so much advanced by the labours of specialists that their connexion was apt to be forgotten.
Ptolemy Euergetes (247-222 B.C.) rendered the greatest service to geography by the protection and encouragement of Eratosthenes, whose labours gave the first ap proximate knowledge of the true size of the spherical The .
The three voyages of Vasco da Gama (who died on the scene of his labours, at Cochin, in 1524) revolutionized the commerce of the East.
D'Anville's map contained all that was then known, but ten years afterwards Major Rennell began his surveying labours, which extended over the period from 1763 to 1782.
I.) for their warm mutual love, their heroism, and their labours on behalf of the people.
In view of this contingency the Russian and French military authorities studied the military questions in common, and the result of their labours was the preparation of a military convention, which was finally ratified in 1894.
In connexion with the Monumenta Pertz also began the publication of a selection of sources in octavo form, the Scriptores rerum germanicarum in usum scholarum; among his other literary labours may be mentioned an edition of the Gesammelte Werke of Leibnitz, and a life of Stein.
As results of Roberval's labours outside the department of pure mathematics may be noted a work on the system of the universe, in which he supports the Copernican system and attributes a mutual attraction to all particles of matter; and also the invention of a special kind of balance which goes by his name.
The feelings with which he brought his labours to a close must be described in his own inimitable words: " It was on the day, or rather night, of the 27th of June 1787, between the hours of eleven and twelve, that I wrote the last lines of the last page in a summer house in my garden.
His unremitting labours impaired his health and shortened his splendid career at Durham.
He extended his labours to the cantons of Neuchatel and Vaud.
The first is entitled Externarum et internarum principalium humani corporis Tabulae, &c. while the second, which is the most valuable, is merely appended to the Lectiones Gabrielis Fallopii de partibus similaribus humani corporis, &c., and thus, the scope of each work being regarded as medical, the author's labours were wholly overlooked by the mere naturalhistorians who followed, though Coiter introduced a table, " De differentiis Auium," furnishing a key to a rough classification of such birds as were known to him, and this as nearly the first attempt of the kind deserves notice here.
Feuerbach labours under the same difficulty as Fichte; both thinkers strive in vain to reconcile the religious consciousness with subjectivism.
The exegetical labours of Origen extend over the whole of the Old and New Testaments.
Dakiki's labours were brought to a sudden stop by his own assassination, and the fall of the Samanian house happened not long after, and their kingdom passed into the hands of the Ghaznevids.
We must include the pioneers of the historical school, the economic historians, the socialists, the statisticians, and others whose contributions to economics are now appreciated, and without whose labours the science as we know it now would have been impossible.
(1488), " two hundred persons were occupied and lived of their lawful labours, now there are occupied two or three herdsmen, and the residue fall into idleness "; therefore it is ordained that houses which within three years have been let for farms, with twenty acres of land lying in tillage or husbandry, shall be upheld, under the penalty of half the profits, to be forfeited to the king or the lord of the fee.
These associations were soon aided in their important labours by numerous local societies which sprang up in all parts of the kingdom.
His episcopal labours were still more arduous.
Although bitterly opposed by the partisans of scholastic routine, Genovesi found influential patrons, amongst them Bartolomeo Intieri, a Florentine, who in 1754 founded the first Italian or European chair of political economy (commerce and mechanics), on condition that Genovesi should be the first professor, and that it should never be held by an ecclesiastic. The fruit of Genovesi's professorial labours was the Lezioni di Commercio, the first complete and systematic work in Italian on economics.
The wild excesses of his youth and their terrible punishment had weakened his strong constitution, and his parliamentary labours completed the work.