BIFURCATIONS OF DUFFINGS EQUATION - APPLICATION OF CATASTROPHE THEORY

[1] ABRAHAM R, 1972, QUATRIEME RENCONTRE, V4

[2] ABRAMOWITZ M, 1965, HDB MATHEMATICAL FUN

[3] Arnold V. I., 1972, RUSS MATH SURV, V27, P54

[4] BOGOLIUBOV NN, 1934, PUBLICATION 8 UKRANI

[5] Hale JK., 1969, ORDINARY DIFFERENTIA

[6] Hayashi C., 1964, NONLINEAR OSCILLATIO

[7] Hirsch MW., 1974, DIFF EQUAT+, DOI DOI 10.1016/S0079-8169(08)X6044-1

[8] MILNOR J. W., 1965, TOPOLOGY DIFFERENTIA

[9] DIFFERENTIABLE DYNAMICAL SYSTEMS .I. DIFFEOMORPHISMS [J]. BULLETIN OF THE AMERICAN MATHEMATICAL SOCIETY, 1967, 73 (06) : 747 - &

[10] TAKENS F, 1974, COMMUNICATION 2 MATH

[1] ABRAHAM R, 1972, QUATRIEME RENCONTRE, V4

[2] ABRAMOWITZ M, 1965, HDB MATHEMATICAL FUN

[3] Arnold V. I., 1972, RUSS MATH SURV, V27, P54

[4] BOGOLIUBOV NN, 1934, PUBLICATION 8 UKRANI

[5] Hale JK., 1969, ORDINARY DIFFERENTIA

[6] Hayashi C., 1964, NONLINEAR OSCILLATIO

[7] Hirsch MW., 1974, DIFF EQUAT+, DOI DOI 10.1016/S0079-8169(08)X6044-1

[8] MILNOR J. W., 1965, TOPOLOGY DIFFERENTIA

[9] DIFFERENTIABLE DYNAMICAL SYSTEMS .I. DIFFEOMORPHISMS [J]. BULLETIN OF THE AMERICAN MATHEMATICAL SOCIETY, 1967, 73 (06) : 747 - &

[10] TAKENS F, 1974, COMMUNICATION 2 MATH