这是GAMS里面的model例子。alan.gms ,是MILNP模型。" b5 W8 v3 l1 p) D! T
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S O L V E S U M M A R Y ! T- X# q$ w2 z 9 q- Y8 x5 t4 Y) q$ e/ D MODEL p1 OBJECTIVE variance, Y5 n1 E& |3 D) ]' g( n2 t
TYPE RMINLP DIRECTION MINIMIZE . R" [* ^8 _) e( x L. c' c SOLVER COUENNE FROM LINE 113 $ x/ m" d3 E) _" C/ Q9 }8 G8 Q7 g* b" I/ L
**** SOLVER STATUS 1 Normal Completion ( D9 g- ^% k# k2 X: i**** MODEL STATUS 19 Infeasible - No Solution - H' O+ _, u2 q: @9 e1 q' S1 {**** OBJECTIVE VALUE NA ; e R* D$ @" A3 m3 q' V6 x! `+ U5 c ~1 i$ P$ t W5 G
RESOURCE USAGE, LIMIT 0.000 1000.000 # g9 |6 f5 V, E# J. |0 B% C ITERATION COUNT, LIMIT 0 2000000000. @9 ~) E t0 g+ P" e
EVALUATION ERRORS 0 0 6 p' h! S8 n( k- D# _; Q& G$ e 6 R: S0 d7 c8 X+ V- m1 c3 q / x& e' N, r; z, @1 m3 C+ [表示无解吗?- E' f. p( }2 w9 s% m/ h