private static Dictionary <BaseSi, int> Expan(Variable v)
{
var expanInBaseSi = new Dictionary <BaseSi, int>();
if (!v.IsComplexDimension)
{
return(expanInBaseSi = v.Dimension.ExpansionInBaseSi);
}
else
{
return(expanInBaseSi = DimensionConvertor.Expan(v.ComplexDimension));
}
}
private static Variable ReturnVariable(Variable v1, Variable v2)
{
var newV1 = toSiConvertor.Convert(v1);
var newV2 = toSiConvertor.Convert(v2);
var siDimensionV1 = Expan(newV1);
var siDimensionV2 = Expan(newV2);
var newValue = newV1.Value + newV2.Value;
if (DimensionComparator.IsEquals(siDimensionV1, siDimensionV2))
{
if (newV1.IsComplexDimension)
{
return(new Variable(newValue, DimensionConvertor.Narrow(siDimensionV1)));
}
return(new Variable(newValue, newV1.Dimension));
}
return(null);
}
public static Variable Multiplication(Variable v1, Variable v2)
{
var newV1 = toSiConvertor.Convert(v1);
var newV2 = toSiConvertor.Convert(v2);
var siDimensionV1 = Expan(newV1);
var siDimensionV2 = Expan(newV2);
var compositeDimension = CloneDimension.Clone(siDimensionV1);
foreach (var item in siDimensionV2)
{
if (compositeDimension.ContainsKey(item.Key))
{
if (compositeDimension[item.Key] + item.Value != 0)
{
compositeDimension[item.Key] += item.Value;
}
else
{
compositeDimension.Remove(item.Key);
}
}
else
{
compositeDimension.Add(item.Key, item.Value);
}
}
double newValue = newV1.Value * newV2.Value;
if (compositeDimension.Count != 0)
{
return(new Variable(newValue, DimensionConvertor.Narrow(compositeDimension)));
}
else
{
return(new Variable(newValue, Si.ND));
}
}