共 10 条
[2]
FREE BOUNDARY OPTIMIZATION PROBLEM
[J].
SIAM JOURNAL ON MATHEMATICAL ANALYSIS,
1978, 9 (06)
:1179-1191
[3]
ACKER A, 1978, Z ANGEW MATH PHYS, V29, P395, DOI 10.1007/BF01590761
[4]
ACKER A, UNPUBLISHED
[5]
ACKER A, 1978, NOTICES AM MATH SOC, V25, pA592
[6]
Beurling A., 1957, SEMINARS ANALYTIC FU, P248
[8]
Polya G., 1951, ISOPERIMETRIC INEQUA
[9]
SCHIFFER MM, 1955, JUN LECT SER S PART, P97
[10]
STEINER J, 1881, J STEINERS GESAMMELT, V2, P75