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Sur lesm-uplesF-réguliers dans les espaces projectifs complexes

✍ Scribed by B. Et-Taoui


Publisher
Springer
Year
1996
Tongue
English
Weight
566 KB
Volume
63
Category
Article
ISSN
0046-5755

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✦ Synopsis


We investigate in CP '~ m-tuples of points in which all ordered triples are pairwise isometric. Such m-tuples are called F-regular. We show that for a given triangle T there exist at most two isometry classes of F-regular quintuples containing T. We also investigate F-regular m-tuples in which all (unordered) k-tuples (k < ra) are pairwise isometric. Such m-tuples are called k-regular. We show that 4-regularity implies k-regularity for all k > 5.

R~sum~. On 6tudie dans CP ' ~ les m-uples de points, appel6s F-r6guliers, dont les sous-triplets ordonn6s sont deux h deux isom&riques. On montre qu'il existe au plus deux classes d'isom&rie de quintuplets F-r6guliers contenant un triangle 6quilat&e T donn6. On 6tudie aussi les m-uples F-r6guliers, dont les sous k-uples (k < m) non ordonn6s sont deux h deux isom&riques. Ces m-uples sont appel6s k-r6guliers. On montre que la 4-r6gularit6 implique la k-r6gularit6 pour tousles k > 5.


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