The World of Mathematics: A Small Library of the Literature of Mathematics from Aʻh-mosé the Scribe to Albert Einstein, Том 3Simon and Schuster, 1956 - Всего страниц: 2535 |
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Стр. 1918
... positive number , is necessary for x to be a positive number ; for x to be a positive number it is necessary that 2x be a positive number . Therefore , instead of asserting a conditional sentence , one might usually just as well say ...
... positive number , is necessary for x to be a positive number ; for x to be a positive number it is necessary that 2x be a positive number . Therefore , instead of asserting a conditional sentence , one might usually just as well say ...
Стр. 1919
... positive number if , and only if , 2x is a positive number ( in which the two sides of the equivalence may yet be interchanged ) . There are , incidentally , still a few more possible formulations which may serve to express the same ...
... positive number if , and only if , 2x is a positive number ( in which the two sides of the equivalence may yet be interchanged ) . There are , incidentally , still a few more possible formulations which may serve to express the same ...
Стр. 1928
... positive number , then 2x is a positive number , and form its three conjugate sentences : if 2x is a positive number , then x is a positive number ; if x is not a positive number , then 2x is not a positive number ; if 2x is not a ...
... positive number , then 2x is a positive number , and form its three conjugate sentences : if 2x is a positive number , then x is a positive number ; if x is not a positive number , then 2x is not a positive number ; if 2x is not a ...
Содержание
Statistics and the Design | 1415 |
Foundations of Vital Statistics by JOHN GRAUNT | 1421 |
First Life Insurance Tables by EDMUND HALLEY | 1437 |
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Другие издания - Просмотреть все
The World of Mathematics: A Small Library of the Literature of ..., Том 3 James Roy Newman Просмотр фрагмента - 1956 |
The World of Mathematics: A Small Library of the Literature of ..., Том 3 James Roy Newman Просмотр фрагмента - 1956 |
The World of Mathematics: A Small Library of the Literature of ..., Том 3 James Roy Newman Просмотр фрагмента - 1956 |
Часто встречающиеся слова и выражения
algebra arithmetic assertion assumptions average axiom of choice axiomatic axiomatic method Bertrand Russell calculation called cardinal number chance concept consider consistency construction contains counting curve deduction defined definition denumerably infinite derived elements equal equation Ernest Nagel errors Euclid euclidean geometry example experience experimental expression fact false Figure finite number formal formula given Goedel number googol googolplex HANS HAHN Hilbert idea implication infinity integer interpretation intuition Leibniz logic m-class mathe mathematical logic mathematical propositions mathematician matics meaning measure ment meta-mathematical method natural numbers non-Euclidean geometries notion objects observation obtained operation ordinary parallel axiom philosophy physical plane positive number possible postulates principle problem proof proved pure question real numbers reasoning relation represent result rule sample sense sentence sentential calculus sentential function space statement straight line symbols theorems theory things tion transformations triangle true truth variables velocity words