 ... means the case. On the contrary, for some two hundred years, the endeavors of many considerable mathematicians have been solely directed towards demonstrating with exactness that the problem is insolvable. It is, as a rule, — and naturally, —...  Mathematical Essays and Recreations - Side 116av Hermann Schubert - 1899 - 149 siderUten tilgangsbegrensning - Om denne boken
 | Paul Carus - 1891 - 734 sider
...problem is insolvable. It is, as a rule, — and naturally, — more difficult to prove that something is impossible than to prove that it is possible. And...first demonstration, — that it is impossible by the exclusive employment of ruler and compasses to construct a square that is mathematically exactly... | |
 | Smithsonian Institution. Board of Regents - 1891 - 900 sider
...problem is insolvable. It is, as a rule — and naturally — more difficult to prove that something is impossible than to prove that it is possible. And...impossibility. At last, Professor Lindemann, of Konigsberg, in Jnne, 1882, succeeded in furnishing a demonstration — and the first demonstration — that it is... | |
 | Smithsonian Institution. Board of Regents - 1891 - 898 sider
...problem is iusolvable. It is, as a rule — and naturally — more difficult to prove that something is impossible than to prove that it is possible. And...of the problem's impossibility. At last, Professor Liudemaun, of Konigsberg, in June, 1882, succeeded in furnishing a demonstration — and the first... | |
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