TY - BOOK AU - Rybakowski, Krzysztof P. TI - The homotopy index and partial differential equations SN - 3540180672 U1 - 514.24 PY - 1987/// CY - New York: PB - Springer Verlag, KW - Asymptotically linear system KW - Equation KW - Homotopy KW - Math ER -