000			00649nam a2200157Ia 4500
005			20241211205653.0
008			241211s1974 xx 000 0 und d
020			_afcnm2742
082			_a515.3I/W42
100			_aWeinberger, Hans F.
245		0	_aVariational Methods for Eigenvalue Approximation
260			_aU.S.A : _c1974
300			_a159 páginas
505			_a1.Prologue: why study eigenvalues. 2.The setting: linear vector spaces and their properties. 3.The existence and characterization of eigenvalues. 4.Improvable bounds for eigenvalues. 5.Eigenvector approximation. 6.Finite difference equations. 7.Some other bounds.
942			_yLIB
999			_c51962 _d51962