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on the connectivity of γ(r_1 ◦ r_2)
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نویسنده
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ghasemi khangahi zeinab ,varmazyar rezvan
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منبع
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journal of discrete mathematics and its applications - 2024 - دوره : 9 - شماره : 1 - صفحه:73 -79
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چکیده
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The graph γ(r1◦r2) of the lexicographic product of two commutative rings r1; r2 is considered. it was shown that γ(r1 ◦ r2) is connectedand diam(γ(r1 ◦ r2)) ≤ 2. we get the several expressions for finding theconnectivity κ(γ(r1 ◦ r2)) when certain conditions are given
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کلیدواژه
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lexicographic product ,connectivity ,vertex-cut ,zero-divisor graph
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آدرس
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islamic azad university, khoy branch, department of mathematics, iran, islamic azad university, khoy branch, department of mathematics, iran
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پست الکترونیکی
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varmazyar@iaukhoy.ac.ir
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Authors
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