id: 05898586 dt: j an: 05898586 au: İlhan, Sedat ti: An approach to numerical semigroups. so: Hacet. J. Math. Stat. 39, No. 3, 411-415 (2010). py: 2010 pu: Hacettepe University, Faculty of Science, Ankara la: EN cc: ut: numerical semigroups; Apéry sets; principal ideals; gaps; Frobenius numbers ci: li: ab: Summary: We give some results on principal ideals of a numerical semigroup $S=\langle s_1,s_2,\dots,s_p\rangle$ for $p\ge 2$, $p\in{\bbfN}$. We also describe some relations between Apéry subsets and ideals of $S$. rv: