V. V. Prasolov, “Sums of Squares of Polynomials”, Math. Ed., 1999, Issue 1(8),Pages <nobr>29

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JOURNALS // Mathematical Education // Archive

Math. Ed., 1999 Issue 1(8), Pages 29–44 (Mi mo306)

Students and teachers of secondary school

Sums of Squares of Polynomials

V. V. Prasolov