public Vec Clone()
{
var array = VariablesList.ToArray();
var result = new Vec(array);
result.Sign = Sign;
return(result);
}
public Vec ReplaceVarWithVec(Vec vec, int basicVarNumber)
{
Vec result = new Vec(VariablesList.ToArray());
result.Sign = Sign;
result = result.AddFunc(vec.Mul(result[basicVarNumber]));
result[basicVarNumber] = 0;
return(result);
}
public Vec AddFunc(Vec vec)
{
Vec result = new Vec(VariablesList.ToArray());
result.Sign = Sign;
for (int i = 0; i <= VariablesCount; i++)
{
result[i] += vec[i];
}
return(result);
}
public Vec Mul(double ratio)
{
Vec result = new Vec(VariablesList.ToArray());
result.Sign = Sign;
for (int i = 0; i <= VariablesCount; i++)
{
result[i] *= ratio;
}
return(result);
}
public Vec GetTagretFunc(IList <Vec> vecList, IList <int> basicVarNumbers)
{
if (basicVarNumbers == null)
{
return(null);
}
Vec target = new Vec(VariablesList.ToArray());
target.Sign = Sign;
for (int i = 0; i < vecList.Count; i++)
{
var limit = vecList[i].Solve(basicVarNumbers[i]);
target = target.ReplaceVarWithVec(limit, basicVarNumbers[i]);
}
return(target);
}
public Vec Solve(int varNum)
{
double ratio = 1 / this[varNum];
Vec result = new Vec(VariablesList.ToArray());
result.Sign = Sign;
for (int i = 0; i <= VariablesCount; i++)
{
if (i == varNum)
{
result[i] = 0;
continue;
}
result[i] *= -ratio;
}
return(result);
}