cunning 发表于 2025-3-27 00:56:24
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https://doi.org/10.1007/978-3-663-07179-2ned two segments to be parallel if no matter how far they are extended in both directions, they never meet. Note that he was interested in . rather than .. This follows the general preference of the time for finite objects. The idea of . meeting is, however, infinite in nature. How then does one determine if two lines are parallel?暴露他抗议 发表于 2025-3-27 05:26:07
Diskussion der Versuchsergebnisse, We shall be interested in, among other things, the sum of the measures of the angles of a triangle, in the behavior of the critical function, in classifying types of parallel Unes, and in the determination of an absolute unit of length.Arrhythmia 发表于 2025-3-27 10:37:52
https://doi.org/10.1007/978-3-663-07183-9 object to another. Such functions are most interesting when they preserve special properties of the objects. If . = {.,ℒ,.} and .′ = {.′,ℒ′,.} are metric geometries and if ϕ:.→.′; is a function, what geometric properties could we reasonably require ϕ to have?剧毒 发表于 2025-3-27 17:15:28
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http://reply.papertrans.cn/39/3838/383741/383741_37.pngRange-Of-Motion 发表于 2025-3-28 02:21:39
The Theory of Parallels,ned two segments to be parallel if no matter how far they are extended in both directions, they never meet. Note that he was interested in . rather than .. This follows the general preference of the time for finite objects. The idea of . meeting is, however, infinite in nature. How then does one determine if two lines are parallel?商议 发表于 2025-3-28 09:55:41
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The Theory of Isometries, object to another. Such functions are most interesting when they preserve special properties of the objects. If . = {.,ℒ,.} and .′ = {.′,ℒ′,.} are metric geometries and if ϕ:.→.′; is a function, what geometric properties could we reasonably require ϕ to have?