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This year our journal, the first issue of which was published in 1993, celebrates its 30th anniversary.

This year 2022, Vladimir Grigorievich celebrated his seventy-fifth anniversary. We, his students and colleagues, sincerely congratulate him on his birthday and wish him health, fulfillment of personal and creative plans!

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I do have a big ego! As I often say, modesty is my only vice. If I weren’t so modest, I’d be perfect.
J. H. Conway

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