ON ALEXANDER POLYNOMIALS OF 2-SPHERES IN A 4-SPHERE

[1] Topological invariants of knots and links [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1928, 30 (1-4) : 275 - 306

[2] KNOTTED 2-SPHERES IN THE 4-SPHERE [J]. ANNALS OF MATHEMATICS, 1959, 70 (03) : 565 - 571

[3] Artin E., 1925, ABH MATH SEM HAMBURG, V4, P174, DOI [DOI 10.1007/BF02950724, 10.1007/BF02950724(t17), DOI 10.1007/BF02950724(T17)]

[4] Fox R. H., 1957, B AM MATH SOC, V63, P406

[5] FREE DIFFERENTIAL CALCULUS .2. THE ISOMORPHISM PROBLEM OF GROUPS [J]. ANNALS OF MATHEMATICS, 1954, 59 (02) : 196 - 210

[6] FREE DIFFERENTIAL CALCULUS .5. THE ALEXANDER MATRICES RE-EXAMINED [J]. ANNALS OF MATHEMATICS, 1960, 71 (03) : 408 - 422

[7] Seifert H., 1935, MATH ANN, V110, P571

[8] TERASAKA H, 1959, OSAKA MATH J, V11, P95

[9] van Kampen ER, 1933, AM J MATH, V55, P261

[1] Topological invariants of knots and links [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1928, 30 (1-4) : 275 - 306

[2] KNOTTED 2-SPHERES IN THE 4-SPHERE [J]. ANNALS OF MATHEMATICS, 1959, 70 (03) : 565 - 571

[3] Artin E., 1925, ABH MATH SEM HAMBURG, V4, P174, DOI [DOI 10.1007/BF02950724, 10.1007/BF02950724(t17), DOI 10.1007/BF02950724(T17)]

[4] Fox R. H., 1957, B AM MATH SOC, V63, P406

[5] FREE DIFFERENTIAL CALCULUS .2. THE ISOMORPHISM PROBLEM OF GROUPS [J]. ANNALS OF MATHEMATICS, 1954, 59 (02) : 196 - 210

[6] FREE DIFFERENTIAL CALCULUS .5. THE ALEXANDER MATRICES RE-EXAMINED [J]. ANNALS OF MATHEMATICS, 1960, 71 (03) : 408 - 422

[7] Seifert H., 1935, MATH ANN, V110, P571

[8] TERASAKA H, 1959, OSAKA MATH J, V11, P95

[9] van Kampen ER, 1933, AM J MATH, V55, P261