ON SPHERICAL IMAGE MAPS WHOSE JACOBIANS DO NOT CHANGE SIGN

[1] BONNESEN T, 1948, THEORIE KONVEXEN KOR, P76

[2] CHERN SS, 1957, AM J MATH, V79, P308

[3] DOUGLIS A, 1950, P INT C MATH, V1, P431

[4] Functional determinants and dependence of functions [J]. MATHEMATISCHE ZEITSCHRIFT, 1926, 25 : 373 - 381

[5] POGORELOV AV, 1956, DOKL AKAD NAUK SSSR+, V111, P757

[6] POGORELOV AV, 1956, DOKL AKAD NAUK SSSR+, V111, P945

[7] RADO T, 1924, ACTA LITTERARUM AC S, V2, P228

[8] VONNEUMANN J, 1931, ABHANDLUNGEN MATH SE, V8, P27

[9] WINTNER A, 1951, AM J MATH, V73, P569

[10] YOUNG GS, 1958, NOTICES AM MATH SOC, V5, P208

[1] BONNESEN T, 1948, THEORIE KONVEXEN KOR, P76

[2] CHERN SS, 1957, AM J MATH, V79, P308

[3] DOUGLIS A, 1950, P INT C MATH, V1, P431

[4] Functional determinants and dependence of functions [J]. MATHEMATISCHE ZEITSCHRIFT, 1926, 25 : 373 - 381

[5] POGORELOV AV, 1956, DOKL AKAD NAUK SSSR+, V111, P757

[6] POGORELOV AV, 1956, DOKL AKAD NAUK SSSR+, V111, P945

[7] RADO T, 1924, ACTA LITTERARUM AC S, V2, P228

[8] VONNEUMANN J, 1931, ABHANDLUNGEN MATH SE, V8, P27

[9] WINTNER A, 1951, AM J MATH, V73, P569

[10] YOUNG GS, 1958, NOTICES AM MATH SOC, V5, P208