01128nam--2200385---450-99000125818020331620031112163903.00-387-94203-3000125818USA01000125818(ALEPH)000125818USA0100012581820031112d1995----km-y0itay0103----baengUSa------------||||||||001yyIntroduction to perturbation methodsMark H. HolmesNew York [etc.]Springercopyr. 1995XIII, 337 p.ill.24 cmTexts in applied methematics202001Texts in applied methematics20001-------2001PertubazioneMatematica515.35HOLMES,Mark H.61979ITsalbcISBD990001258180203316510 TEX (20)8471 Ing.TEXBKTECSIAV41020031112USA011639PATRY9020040406USA011730Introduction to perturbation methods921355UNISA