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# Standardtrickyness

10 total contributions since 2015

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Question

The second argument must be a vector of symbolic variables
y=solve(I*x == zeros(3,1) , x .* x ==x , 'ReturnConditions', true) Error using sym.getEqnsVars>checkVariables (line 92) The se...

5 months ago | 1 answer | 0

### 1

Question

How to get vector output from solve?
How to get vector output from solve? When I do something like y=solve( I*x == zeros(n,1) , x ); (n moderately large) ...

5 months ago | 1 answer | 0

### 1

Question

but in cplex optimizer
Something really weird is going on in the cplex optimizer. When I run Trial>> w2 = cplexmilp(-f,D,b2,[],[],[],[],[],[...

2 years ago | 2 answers | 0

### 2

Question

Matlab freezing up on loops
Hi, I'm running a program that contains the randomness multiples times anyways when I run for i=1:10 c2ombinequaltiesf...

2 years ago | 0 answers | 0

### 0

Question

simplest way to print equations
given large A,b how to print the equations A(1,1) x_1 +A(1,2) x_2+..=b(1) and preferably least amount of technicality?

2 years ago | 1 answer | 0

### 1

Question

chvatal cuts in Matlab
Is there a way to get Matlab to return chvatal (or 1/2 integral etc) cuts for an integer program?

2 years ago | 0 answers | 0

### 0

Question

How to do integer programming in cplex
How do you do integer programming in cplex? cplexmilp(f,Aineq,bineq) solves the mixed integer programming problem min f*x ...

2 years ago | 0 answers | 0

### 0

Question

Solving integer programs intlinprog
How large of an integer programming problem can intlinprog solve optimally on a standard laptop? I got 60 variables 35 integer c...

2 years ago | 0 answers | 0

### 0

Question

how to set intlinprog options
how to set intlinprog options to increase options.maxnodes I've tried both options=optimoptions('intlinprog') ; options...

2 years ago | 1 answer | 0

### 1

Question

intlinprog is returning noninteger values
I have my code where DDD is a 35x60 matrix I'm trying to get integer values for w(26:60) but its giving me w= -1.0000 ...

2 years ago | 0 answers | 0