All Questions
38 questions
0
votes
1
answer
50
views
How to initialize a three dimensional array in CPLEX?
int t=4; int b=3; int e=5; range time =1..t; range bus=1..b; range
ev=1..e; float soci[ev][bus][time]=[[[0.5,0.3,0.8,0.7],
[0.5,0.3,0.8,0.7],
[0.5,0.3,0.8,0.7]]
[[0.5,0.3,0.8,0.7],
[0.5,0.3,0.8,0.7]...
- 23
0
votes
1
answer
180
views
IBM CPLEX ILOG Error : "Excel: size of the range is not the size of the array"
I am connecting to excel for solving a problem. I had used the same .mod file to solve a example with 5 rows of excel data. Now I am trying with an excel of 266 rows of data. I get an error "...
0
votes
1
answer
39
views
How to generate the third array from the first two arrays in cplex?
How to generate the third array from the first two arrays
int a=10;
range aa=1..a;
int b=3;
range bb=1..b;
range cc=1..a-b;
int firstarray[a]=[1,2,3,4,5,6,7,8,9,10];
int secondarray[b]=[1,4,...
- 49
-1
votes
1
answer
48
views
Why is there an error when attempting to initialize a 3D array because it is not an array type and the range does not exist?
Actually, I want to input 14 matrices as a 3D array. For that, I have entered the first matrix, and then the other 13 matrices are typed below the first matrix.
The data file code is given as
...
- 9
1
vote
0
answers
32
views
No error in CPLEX but there is no solution
Here it is showing soc[t][number] is partially initiated. But I am only given the soc values for first hour and i want to update the value of soc in each hour.can I want to write soc as a decision ...
0
votes
1
answer
83
views
Writing a 3D array from C-plex to Excel with a different matrix configuration
I have been trying to write a 3D decision variable from C-plex to Excel. My problem is that when I convert the decisional variable array into a tuple to write the values into an excel file, the values ...
0
votes
1
answer
75
views
How to define array from another defined array?
I have this array [1,3,2,5] and i want to generate this one [1,3,3,3,2,2,5,5,5,5,5] from the first array how to do this in cplex ?
Thanks in advance
- 49
0
votes
1
answer
243
views
IloNumVarArray Vs IloNumArray
I am working on a project in which the problem is solved using CPLEX. There are two classes IloNumVarArray and IloNumArray that I do not know their difference.
I really appreciate it if someone can ...
0
votes
1
answer
155
views
CPLEX OPL ERROR RUNTIME : not to type lloType ,
It is confusing; I do not what the problem is. Does anyone know what the problem is?I get this error,"opl not to type runtime error", for some expression in my objective function when I am ...
- 5
0
votes
1
answer
289
views
How to find the length of an array and sum of an array and then sumproduct of two diff arrays in cplex IBM ilog?
I have
int a ;
int b ;
int c ;
range m= 1..a;
range n= 1..b;
range o= 1..c;
int s[m]=[11,1,1,1,1,1,1,1,1,1];
int q[m][o]=[[4,5,0,2],[3,2,1,0],[0,1,4,5],[3,2,0,1],[2,1,3,2],[4,3,2,1],[3,4,2,0],[5,0,3,...
- 9
0
votes
1
answer
407
views
Is there a way to write 3 dimensional array from CPLEX to Excel?
I'm having a result array of X[k][i][j] (with k in Day range from 1 to 365, i in Task range from 1 to 200 and j in Repetition range from 0 to 365).
I know how to write a 2 dimensional array from cplex ...
- 23
0
votes
1
answer
109
views
How to find the sum of this array in CPLEX (concert C++)?
I have written this code to find the sum
int sum=0;
for (i = 0u; i < n[k]; i++)
{
sum = sum + include[k][i];
}
definition for include is as follows:
IloArray<...
- 17
0
votes
1
answer
176
views
How to convert an array into a set in CPLEX?
Let's say that
int A=[1 2 3 4];
How to convert it into a Set?
{int} SetA =?
- 17
0
votes
1
answer
1k
views
How do I input 3D array data in CPLEX?
Set of inputs
int i=...; //set of origins
int j=...; //set of destinations
int t=...;//set of time periods
i=100;
j=100;
t=4;
How do I input these data in CPLEX? Cplex cannot read 3D arrays from ...
1
vote
1
answer
109
views
I can not reach the array' s previous iteration values in OPL Script
I have a MIP model in CPlex.
In each iteration I use different .dat files and solve the problem.
I hold the decision variable solution values in a multi dimensional array like "Array[iteration][...
- 17
