000			00622nam a2200157Ia 4500
005			20241211205649.0
008			241211s1982 xx 000 0 und d
020			_afcnm2491
082			_a512.4I/L21
100			_aLam, T. Y.
245		3	_aAn Introduction to Real Algebra
260			_c1982
300			_a40 páginas
505			_a1.The level of a ring. 2.Two king of realities. 3.Artin-Schreirer theory for commutative rings. 4.The real spectrum of a ring. 5.Artin-Lang theory for affine algebras. 6.Hilbert’s 17th problem and the real nullstellensatz. 7.Semialgebraic geometry: the beginnings steps.
942			_yLIB
999			_c51712 _d51712