000			00457nam a22001577a 4500
005			20260710122555.0
008			260710b |||||||| |||| 00| 0 eng d
020			_a000
041			_aeng
082			_a620 _bBEL/P
100			_aBellman, Richard
245			_aPerturbation Techniques in Mathematics, Physics, and Engineering _c/ by Richard Bellman
260			_aNew York: _bHolt, Rinehart and Winston, Inc., _c1966.
300			_aviii, 118p.;
942			_cBK
999			_c48635 _d48635