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.
It -is worth while to notice that this reference occurs in a chapter "De Multiplicationis et Partitionis compendiis miscellaneis," which, supposing the treatise to have been written in Napier's younger days, may have been his earliest production on a subject over which his subsequent labours were to exert so enormous an influence.
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.
The exhausting labours of the vice-chancellorship were followed by an illness (1887); and after this he relinquished the hope of producing any great original writing.
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 .
Dr. Bell advised my father to write to Mr. Anagnos, director of the Perkins Institution in Boston, the scene of Dr. Howe's great labours for the blind, and ask him if he had a teacher competent to begin my education.
His labours in behalf of the deaf will live on and bless generations of children yet to come; and we love him alike for what he himself has achieved and for what he has evoked from others.