Instructions Given in the Drawing School Established by the Dublin Society: Course of mathematicks. System of the physical world. System of the moral world. Plan of the military art. Plan of the marcantile arts. Plan of naval art. Plan of mechanic arts. The elements of EuclidA. M'Culloch, 1769 |
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Σελίδα iv
... should be carried into Execution by the Author , under their immediate Inspection . Defect , The PLANS are as follow . I. LAN of a Course of pure Mathematicks , abfolutely neceffary for the their Application to geographical , nautical ...
... should be carried into Execution by the Author , under their immediate Inspection . Defect , The PLANS are as follow . I. LAN of a Course of pure Mathematicks , abfolutely neceffary for the their Application to geographical , nautical ...
Σελίδα xii
... should have but two Studies , that of Nature , to enlighten their Understandings , and of Virtue to regulate their Hearts ; in effect to be- come virtuous , not through Weakness but by Principle , we must be able to reflect and think ...
... should have but two Studies , that of Nature , to enlighten their Understandings , and of Virtue to regulate their Hearts ; in effect to be- come virtuous , not through Weakness but by Principle , we must be able to reflect and think ...
Σελίδα xv
... should have covered with Shame the Aftrologers the World of Europe ; they were all , Chriftians , Jews and Arabians , united to has diffipat anounce , feven Years before , by Letters published throughout Europe , rors of a Conjunction ...
... should have covered with Shame the Aftrologers the World of Europe ; they were all , Chriftians , Jews and Arabians , united to has diffipat anounce , feven Years before , by Letters published throughout Europe , rors of a Conjunction ...
Σελίδα xxiv
... should apply themselves to the Study of the Sciences , their Minds having loft that Flexibility which they had in their youthful Days , it is only by the Dint of Study , they can attain what they might acquire before with the greatest ...
... should apply themselves to the Study of the Sciences , their Minds having loft that Flexibility which they had in their youthful Days , it is only by the Dint of Study , they can attain what they might acquire before with the greatest ...
Σελίδα xxv
... should generally prevail : for tho ' on a fuperficial Survey it feems to be recommended by its Simplicity , and to fquare exactly with the Ap - Efforts that pearances of Sence , yet on Examination it is found entirely infufficient to ...
... should generally prevail : for tho ' on a fuperficial Survey it feems to be recommended by its Simplicity , and to fquare exactly with the Ap - Efforts that pearances of Sence , yet on Examination it is found entirely infufficient to ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD alfo alſo arch bafe baſe becauſe Bodies Cafe circle Cofine Comet cone Confequently cylinder defcribed demonftrated DEMONSTRATION diameter difcovered Diſtance draw the ftraight Earth ECAUSE Ecliptic equal Equator equiangular equimultiples fame altitude fame manner fame multiple fame plane fame ratio fecond fegment fhall fhewing fhould fimilar fince firft firſt folid fome Force fphere fquare ftraight lines AC fuch fuppofed given Gravity greateſt heliocentric Hypothefis impoffible interfect Jupiter leaft lefs Likewife line A B magnitude Meaſure Moon moſt Motion Newton Nodes Number Obfervations oppofite Orbit paffes pafs parallelepiped parallelogram Perihelion plle Prep prifm proportional PROPOSITION pyramid Rays rectilineal figure Revolution Rgle right angles Saturn Syfigies Syftem Tangent thefe Thefis THEOREM theſe thofe thoſe thro Tides tion triangle true Anomaly Vafe Wherefore whofe
Δημοφιλή αποσπάσματα
Σελίδα 8 - Let it be granted that a straight line may be drawn from any one point to any other point.
Σελίδα 4 - A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another.
Σελίδα 164 - When of the equimultiples of four magnitudes (taken as in the fifth definition), the multiple of the first is greater than that of the second, but the multiple of the third is not greater than the multiple of the fourth ; then the first is said to have to the second a greater ratio than the third magnitude has to the fourth : and, on the contrary, the third is said to have to the fourth a less ratio than the first has to the second. VIII. " Analogy, or proportion, is the similitude of ratios.
Σελίδα 165 - When four magnitudes are continual proportionals, the first is said to have to the fourth the triplicate ratio of that which it has to the second, and so on, quadruplicate, &c., increasing the denomination still by unity, in any number of proportionals.
Σελίδα 241 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Σελίδα xxviii - ... bodies that are within the sphere of their activity, and consequently, that not only the sun and moon have .an influence upon the body and motion of the earth, and the earth upon them, but that...
Σελίδα 165 - When three magnitudes are proportionals, the first is said to have to the third the duplicate ratio of that which it has to the second.
Σελίδα 226 - Equiangular parallelograms have to one another the ratio which is compounded of the ratios of their sides.
Σελίδα xiv - Oh! qui m'arrêtera sous vos sombres asiles? Quand pourront les neuf Sœurs, loin des cours et des villes, M'occuper tout entier, et m'apprendre des deux Les divers mouvements inconnus à nos yeux, Les noms et les vertus de ces clartés errantes Par qui sont nos destins et nos mœurs différentes.
Σελίδα xxviii - Now what these several degrees are I have not yet experimentally verified; but it is a notion which, if fully prosecuted, as it ought to be, will mightily assist the astronomers to reduce all the celestial motions to a certain rule, which I doubt will never be done true without it.