00508nam a22002057a 4500 13813 13813 0471310131 978-0471310136 515.392NAY Nayfeh Ali Hasan Introduction to Perturbation Techniques John Wiley and Sons 2004 519 Perturbation (Mathematics) Equations Differential equations Mathematics Equations Numerical solutions BK 0 0 0 0 QUESTCL QUESTCL 2015-09-01 18538.00 1 515.392NAY 52242 2016-05-30 2016-05-09 00:00:00 2016-05-09 2015-09-01 BK