Assume that G isa chordal graph with edge ideal I(G) and induced matching number nu(G). We denote the sth symbolic power of I(G) by I(G)(s). It is shown that reg(I(G)(s)) = 2s + nu(G) - 1 for every integer s >= 1.
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Univ Wisconsin Stout, Dept Math & Stat, Jarvis Hall Sci Wing, Menomonie, WI 54751 USAUniv Wisconsin Stout, Dept Math & Stat, Jarvis Hall Sci Wing, Menomonie, WI 54751 USA
Alilooee, Ali
Beyarslan, Selvi Kara
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Univ S Alabama, Dept Math & Stat, 411 Univ Blvd North, Mobile, AL 36688 USAUniv Wisconsin Stout, Dept Math & Stat, Jarvis Hall Sci Wing, Menomonie, WI 54751 USA
Beyarslan, Selvi Kara
Selvaraja, S.
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Inst Math Sci, CIT Campus, Chennai 600113, Tamil Nadu, IndiaUniv Wisconsin Stout, Dept Math & Stat, Jarvis Hall Sci Wing, Menomonie, WI 54751 USA
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Univ Wisconsin Stout, Dept Math, 712 South Broadway, Menomonie, WI 54751 USAUniv Wisconsin Stout, Dept Math, 712 South Broadway, Menomonie, WI 54751 USA
Alilooee, Ali
Banerjee, Arindam
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Purdue Univ, Dept Math, 610 Purdue Mall, W Lafayette, IN 47906 USAUniv Wisconsin Stout, Dept Math, 712 South Broadway, Menomonie, WI 54751 USA
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Soochow Suzhou Univ, Dept Math, 50 E Ring Rd, Suzhou 215006, Jiangsu, Peoples R ChinaSoochow Suzhou Univ, Dept Math, 50 E Ring Rd, Suzhou 215006, Jiangsu, Peoples R China
Wang, Hong
Tang, Zhongming
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Soochow Suzhou Univ, Dept Math, 50 E Ring Rd, Suzhou 215006, Jiangsu, Peoples R ChinaSoochow Suzhou Univ, Dept Math, 50 E Ring Rd, Suzhou 215006, Jiangsu, Peoples R China