TREATMENT OF PERIODIC ORBITS BY METHODS OF FIXED POINT THEORY

[1] BIRKHOFF GD, 1927, AMER MATH SOC COLLOQ, V9

[2] FULLER FB, TO APPEAR

[3] Leray J, 1950, P INT C MATH CAMBRID, VII, P202

[4] THE BEHAVIOR OF THE SOLUTIONS OF A DIFFERENTIAL SYSTEM NEAR A PERIODIC SOLUTION [J]. ANNALS OF MATHEMATICS, 1960, 72 (02) : 245 - 266

[5] REEB G, 1963, INT S NONLINEAR DIFF

[6] CLOSED INTEGRAL CURVES IN 3-SPACE AND ISOTOPIC 2-DIMENSIONAL DEFORMATIONS [J]. PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 1950, 1 (03) : 287 - 302

[7] Wecken F., 1941, MATH ANN, V117, P659

[8] WECKEN F, 1943, MATHEMATISCHE ANNALE, V118, P216

[9] Wecken F., 1941, MATH ANN, V118, P544

[1] BIRKHOFF GD, 1927, AMER MATH SOC COLLOQ, V9

[2] FULLER FB, TO APPEAR

[3] Leray J, 1950, P INT C MATH CAMBRID, VII, P202

[4] THE BEHAVIOR OF THE SOLUTIONS OF A DIFFERENTIAL SYSTEM NEAR A PERIODIC SOLUTION [J]. ANNALS OF MATHEMATICS, 1960, 72 (02) : 245 - 266

[5] REEB G, 1963, INT S NONLINEAR DIFF

[6] CLOSED INTEGRAL CURVES IN 3-SPACE AND ISOTOPIC 2-DIMENSIONAL DEFORMATIONS [J]. PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 1950, 1 (03) : 287 - 302

[7] Wecken F., 1941, MATH ANN, V117, P659

[8] WECKEN F, 1943, MATHEMATISCHE ANNALE, V118, P216

[9] Wecken F., 1941, MATH ANN, V118, P544