Geodesic
Changes of sign of error terms related to Euler's function and to divisor functions.
Commentarii mathematici Helvetici, Tome 61 (1986), pp. 84-101.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : number of lattice points, sign change, error terms, Euler function, sum- of-divisors function, 4-dimensional ellipsoids 
@article{CMH_1986__61_140042,
     author = {Y.-F. S. P\'etermann},
     title = {Changes of sign of error terms related to {Euler's} function and to divisor functions.},
     journal = {Commentarii mathematici Helvetici},
     pages = {84--101},
     publisher = {mathdoc},
     volume = {61},
     year = {1986},
     zbl = {0613.10037},
     url = {http://geodesic.mathdoc.fr/item/CMH_1986__61_140042/}
}
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%0 Journal Article
%A Y.-F. S. Pétermann
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%I mathdoc
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%F CMH_1986__61_140042
Y.-F. S. Pétermann. Changes of sign of error terms related to Euler's function and to divisor functions.. Commentarii mathematici Helvetici, Tome 61 (1986), pp. 84-101. http://geodesic.mathdoc.fr/item/CMH_1986__61_140042/