这是GAMS里面的model例子。alan.gms ,是MILNP模型。 ( I9 `7 q/ ?3 f' i4 ? - O: t3 M/ h) k7 }( L T S O L V E S U M M A R Y ; Q$ H9 _& N1 ^$ C 7 T- {/ z3 e: m6 | MODEL p1 OBJECTIVE variance* S" Q( e. f- q9 f( }. e
TYPE RMINLP DIRECTION MINIMIZE 4 P# R/ l' i6 @ SOLVER COUENNE FROM LINE 113. S# ^( ]2 S7 u# X$ t9 ^6 R1 I
+ H+ u+ ^) k/ o( A7 b**** SOLVER STATUS 1 Normal Completion 9 W, Y7 p) b; c**** MODEL STATUS 19 Infeasible - No Solution 5 \6 N. f8 F& C! n**** OBJECTIVE VALUE NA 4 T0 [4 C, c7 O3 @& ]! G! I' _% N7 P% N* U$ h
RESOURCE USAGE, LIMIT 0.000 1000.000 & o# `- m3 x. T2 U ITERATION COUNT, LIMIT 0 2000000000 5 v3 z& M; V' t+ a. r2 v$ L EVALUATION ERRORS 0 0! o6 k* D% m2 M& }
8 D& w6 k0 ?+ s+ E( ]# Z& d& L x }$ J1 t6 c; i; D
表示无解吗? 4 R6 [; M, A% m6 w6 Q8 v% B, z - g% Y: n3 t0 R$ H9 F