这是GAMS里面的model例子。alan.gms ,是MILNP模型。7 k+ ]+ v3 _+ L+ }1 B
# S9 O1 S# U; p1 l" T6 T; X0 x5 y S O L V E S U M M A R Y % p- V& H6 _: g. w) p X ( k9 z$ r g, B( G* ^9 F! z MODEL p1 OBJECTIVE variance, N7 A3 o. T5 |4 |$ {
TYPE RMINLP DIRECTION MINIMIZE ! o$ A s; ?) S5 ?) q SOLVER COUENNE FROM LINE 113 4 k+ d! i! k6 `( i8 B 0 P& e6 A% z9 d, R**** SOLVER STATUS 1 Normal Completion 2 Y( f) @7 P% l% k) S**** MODEL STATUS 19 Infeasible - No Solution ; ^" T1 U5 P# W& y- C& b
**** OBJECTIVE VALUE NA * S: ]1 F7 l. G0 K 0 G; C' A( Z9 F3 [- v* s+ u RESOURCE USAGE, LIMIT 0.000 1000.000 ' X1 G. \4 Q! N# t. }$ T ITERATION COUNT, LIMIT 0 2000000000 " y& l6 L8 P$ \- f EVALUATION ERRORS 0 0 ) |2 i' V- G" n9 T$ Y# Q# Z5 V4 b6 r$ v, ~6 \6 L& S N
+ g: X* h( I) n0 o/ V$ I
表示无解吗? 8 L$ U; f& D: K" g( V* X+ J0 _& o) V" E/ o- C( D$ K* M