lingo 提示 :missing right parenthesismodel:sets:supply/1..10/:h,f,c;demand/1..5/:p,e;link(supply,demand):x,s;endsetsdata:..enddata@for(demand(j):@sum(supply(i):x(i,j)=p(j)));却出现了:missing right parenthesis 的提示请问该怎么办提
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![lingo 提示 :missing right parenthesismodel:sets:supply/1..10/:h,f,c;demand/1..5/:p,e;link(supply,demand):x,s;endsetsdata:..enddata@for(demand(j):@sum(supply(i):x(i,j)=p(j)));却出现了:missing right parenthesis 的提示请问该怎么办提](/uploads/image/z/10395586-10-6.jpg?t=lingo+%E6%8F%90%E7%A4%BA+%EF%BC%9Amissing+right+parenthesismodel%3Asets%3Asupply%2F1..10%2F%3Ah%2Cf%2Cc%3Bdemand%2F1..5%2F%3Ap%2Ce%3Blink%28supply%2Cdemand%29%3Ax%2Cs%3Bendsetsdata%3A..enddata%40for%28demand%28j%29%3A%40sum%28supply%28i%29%3Ax%28i%2Cj%29%3Dp%28j%29%29%29%3B%E5%8D%B4%E5%87%BA%E7%8E%B0%E4%BA%86%EF%BC%9Amissing+right+parenthesis+%E7%9A%84%E6%8F%90%E7%A4%BA%E8%AF%B7%E9%97%AE%E8%AF%A5%E6%80%8E%E4%B9%88%E5%8A%9E%E6%8F%90)
lingo 提示 :missing right parenthesismodel:sets:supply/1..10/:h,f,c;demand/1..5/:p,e;link(supply,demand):x,s;endsetsdata:..enddata@for(demand(j):@sum(supply(i):x(i,j)=p(j)));却出现了:missing right parenthesis 的提示请问该怎么办提
lingo 提示 :missing right parenthesis
model:
sets:
supply/1..10/:h,f,c;
demand/1..5/:p,e;
link(supply,demand):x,s;
endsets
data:
.
.
enddata
@for(demand(j):@sum(supply(i):x(i,j)=p(j)));
却出现了:missing right parenthesis 的提示
请问该怎么办
提示:@for(demand(j):@sum(supply(i):x(i,j)=p(j)));是它的问题
lingo 提示 :missing right parenthesismodel:sets:supply/1..10/:h,f,c;demand/1..5/:p,e;link(supply,demand):x,s;endsetsdata:..enddata@for(demand(j):@sum(supply(i):x(i,j)=p(j)));却出现了:missing right parenthesis 的提示请问该怎么办提
你自己没有理解函数格式 @sum里面有等号当然不行了 是求和以后等于p
@for(demand(j):@sum(supply(i):x(i,j))=p(j));