Lectures on the Principles of Demonstrative MathematicsA. and C. Black, 1843 - 147 páginas |
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Página v
... affection ; I cannot suffer this opportunity to pass without an expression of my gratitude for their kindness , and of my interest in their welfare and happiness . The friend who has given his valuable and able assistance in conducting ...
... affection ; I cannot suffer this opportunity to pass without an expression of my gratitude for their kindness , and of my interest in their welfare and happiness . The friend who has given his valuable and able assistance in conducting ...
Página 27
... affections or qualities of thought , sense acts as suggestive , not merely to awaken a dormant cognition , or to educe the conception of an archetyptic form , but to set to work a faculty capable of action . I do not believe our ...
... affections or qualities of thought , sense acts as suggestive , not merely to awaken a dormant cognition , or to educe the conception of an archetyptic form , but to set to work a faculty capable of action . I do not believe our ...
Página 29
... affections ? In itself it is termed space , in reference to its termination and exten- sion it is sometimes designated magnitude , but frequently the same word space applies to both . * It will be conve- nient , for a while , to admit ...
... affections ? In itself it is termed space , in reference to its termination and exten- sion it is sometimes designated magnitude , but frequently the same word space applies to both . * It will be conve- nient , for a while , to admit ...
Página 30
... affections of space do not exist prior to experience . Termination , extension , and direction must certainly be suggested by the senses . We surely have not an intuitive perception of straight , circular , triangular , or plane ; but ...
... affections of space do not exist prior to experience . Termination , extension , and direction must certainly be suggested by the senses . We surely have not an intuitive perception of straight , circular , triangular , or plane ; but ...
Página 32
... affection of magnitude has certainly no parallel in the senses . The last and most important thing to be reflected on is comparison , of which the elements are equality , ine- quality , & c . The principle of this method is mutual ...
... affection of magnitude has certainly no parallel in the senses . The last and most important thing to be reflected on is comparison , of which the elements are equality , ine- quality , & c . The principle of this method is mutual ...
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Lectures on the Principles of Demonstrative Mathematics Philip Kelland Sin vista previa disponible - 2019 |
Términos y frases comunes
admit adopted affections algebra amongst ancients appears applied Apuleius Archimedes argument Aristotle arithmetical arithmetical derivation assume assumption axiom Barrow circle Clavius coincide comparison conceive conception conclusions congruity consequence defined Differential Calculus difficulty discovery doctrine Elements equal equation Euclid Euclid's definition evidence existence express extension fact figure finite former four magnitudes fourth geometry idea important Laërt latter Lect lecture lity Math mathematical method method of exhaustions metical mind multiple nature necessity notation notion objection operations parallels Peacock perty philosophers plane Plato Playfair ples Plutarch possess postulate present PRINCIPLES OF DEMONSTRATIVE Proclus Prop proportion proportionality proposition Pythagoras quantities ratio reason rectilinear reductio ad absurdum reference remark require right angles rule of signs senses simple Simson space square straight line symbols Thales theorem Theory of Equations thing Timæus tion tiple treatise triangle truth whilst writers
Pasajes populares
Página 64 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle; and the straight line which stands on the other is called a perpendicular to it.
Página 38 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Página 52 - Any two sides of a triangle are together greater than the third side.
Página 96 - ... of the second and fourth ; if the multiple of the first be less than that of the second, the multiple of the third is also less than that of the fourth: or, if the multiple of the first be equal to that of the second, the multiple of the third is also equal to that of the fourth...
Página 122 - Whatever form is algebraically equivalent to another when expressed in general symbols, must continue to be equivalent whatever those symbols denote.
Página 17 - It is certain that from its completeness, uniformity and faultlessness, from its arrangement and progressive character, and from the universal adoption of the completest and best line of argument, Euclid's " Elements " stand preeminently at the head of all human productions.
Página 38 - Of four-sided figures, a square is that which has all its sides equal, and all its angles right angles.
Página 67 - Parallel straight lines are such as are in the same plane, and which being produced ever so far both ways, do not meet.
Página 88 - But when four magnitudes are proportionals, if the first be greater than the third, the second is greater than the fourth ; and if equal, equal; if less, less; (v.
Página 25 - That all our cognition," he says, " begins with experience, there is not any doubt ; for how otherwise should the faculty of cognition be awakened into exercise, if this did not occur through objects which affect our senses...