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Serendipity: When Research in One Area Leads to a Positive Result in Another
From BLOG@CACM

Serendipity: When Research in One Area Leads to a Positive Result in Another

A problem of the extremely optimal family of circulant graphs: when research in one scientific field gives an unexpected result in another.

A Challenge of Membership
From BLOG@CACM

A Challenge of Membership

How can we solve ACM membership fee payment problems for Russians and Belarussians?
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