Another series of instruments, introduced by Cooke and Wheatstone in 1840, and generally known as " Wheatstone's step-by-step letter-showing " or " ABC instruments," were worked out with great ingenuity of detail by Wheatstone in Great Britain and by Breguet and others in France.
But in his mode of forming ridges his practice seems to have been original; his implements, especially his drill, display much ingenuity; and his claim to the title of founder of the present horse-hoeing husbandry of Great Britain seems indisputable.
In his youth he went to the continent and taught mathematics at Paris, where he published or edited, between the years 1612 and 1619, various geometrical and algebraical tracts, which are conspicuous for their ingenuity and elegance.
Terada in a research remarkable for its completeness and the ingenuity of the experimental methods employed.
In the body of the work he displays considerable ingenuity in reducing his problems to simple equations, which admit either of direct solution, or fall into the class known as indeterminate equations.
At the conference at Fontainebleau in 1600 he argued with much eloquence and ingenuity against Du Plessis Mornay (1549-1623)..
Poetry was to them a mechanical art that could be learned by diligent application, and the prizes they had to bestow were the rewards of ingenuity, not of genius or inspiration.
Akhdar is wonderful and is in striking contrast to the barrenness of so much of the coast; water issues in perennial springs from many rocky clefts, and is carefully husbanded by the ingenuity of the people; underground channels, known here as faluj, precisely similar to the kanat or karez of Persia and Afghanistan, are also largely used.
The argument is developed with convincing ingenuity, but it may be doubted whether it has permanently " rescued Odin from the misty dreamland of mythology and restored him to history."
The chief faults of the book are obscurity, verbal conceits and a forced ingenuity which shows itself in grotesque puns, odd metres and occasional want of taste.
As vice-chancellor of the university of Calcutta, Maine commented, with his usual pregnant ingenuity, on the results produced by the contact of Eastern and Western thought.
The ingenuity of Madame Grotius at length devised a mode of escape.
I see how human ingenuity and new technologies have eliminated previously insoluble problems once we stand back and let free markets do what they do best: direct the allocation of capital to find a solution.
When we first played this game two or three days ago, she showed no ingenuity at all in finding the object.
On the whole, her questions are analogous to those that a bright three-year-old child asks; but her desire for knowledge is so earnest, the questions are never tedious, though they draw heavily upon my meager store of information, and tax my ingenuity to the utmost.
When formerly I was looking about to see what I could do for a living, some sad experience in conforming to the wishes of friends being fresh in my mind to tax my ingenuity, I thought often and seriously of picking huckleberries; that surely I could do, and its small profits might suffice--for my greatest skill has been to want but little--so little capital it required, so little distraction from my wonted moods, I foolishly thought.