要求不超过第一目标值,恰好完成第二目标值,目标函数是:( )
A: min z=p1d1-+p2(d2-+d2+)
B: min z=p1d1++p2(d2-+d2+)
C: min z=p1(d1-+d1+)+p2(d2-+d2+)
D: min z= p1(d1-+d1+)+p2d2-
A: min z=p1d1-+p2(d2-+d2+)
B: min z=p1d1++p2(d2-+d2+)
C: min z=p1(d1-+d1+)+p2(d2-+d2+)
D: min z= p1(d1-+d1+)+p2d2-
举一反三
- 【单选题】要求不超过第一目标值,恰好完成第二目标值,目标函数是 () A. minZ=P1d1 - +P 2 (d 2 - +d 2 + ) B. minZ= P1d1 + +P 2 (d 2 - +d 2 + ) C. minZ=P 1 (d 1 - +d 1 + )+P 2 (d 2 - +d 2 - ) D. minZ=P 1 (d 1 - +d 1 + )+ P 2 d 2 -
- 电子组态1s2p所构成的原子态为( )。 A: 1s2p1S0,1s2p1P1, 1s2p3S1 1s2p3P2,1,0 B: 1s2p1S0,1s2p1P1 C: 1s2p1S0,1s2p3S1 D: 1s2p1P1,1s2p3P2,1,0
- 试判断原子态:1s1s3S1,1s2p3P2,1s2p1D1,2s2p3P2中,下面哪组是存在的? A: 1s1s3S1,1s2p3P2; B: 1s2p3P2,1s2p1D1; C: 1s2p3P2,2s2p3P2; D: 1s1s3S1,1s2p1D1;
- 【多选题】设(X,Y)的联合分布律如下表所示,【图片】Z=X+Y,M=max(X,Y),N=min(X,Y),则以下选项正确的是 A. P ( Z =2)=0.3 B. P ( M =2)=0.6 C. P ( N =2)=0.1 D. P ( Z =2)≤0.2 E. P ( Z ≤1)≥0.5 F. P ( M =2)=0.1 G. P ( M =1)=0.4 H. P ( N =2)=0.6 I. P ( N =1)=0.5
- 已知函数定义:def demo(**p): print(p)调用该函数demo(x=1,y=2,z=3),下面输出正确的是: A: {'x': 1, 'y': 2, 'z': 3} B: 1,2,3 C: (1, 2, 3) D: [1, 2, 3]