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2.5 algebraic » 2.1 algebraic, 2.2 algebraic, 2 algebraic
2_ algebraic » 2 algebraic, 21 algebraic, 20 algebraic
2.5 algebraic » 2.1 algebraic, 2.2 algebraic, 2 algebraic
2_ algebraic » 2 algebraic, 21 algebraic, 20 algebraic