private string TransRatioCalculationSubsit(int outSignal, int inSignal, string[,] array2Solve,
double[,] numberArr)
{
string tempResult1, tempResult2, cell;
tempResult1 = tempResult2 = cell = string.Empty;
int i, count, varsCount;
count = array2Solve.GetLength(0);
string[] tempArray = new string[count];
string[] substitArr = new string[count];
varsCount = ModelVars.Count;
for (i = 0; i < count; i++)
{
tempArray[i] = array2Solve[i, outSignal];
if (isSymbolic.IsMatch(cell = RowArray[i].RowB))
{
cell = ValueSubstitution(cell);
}
if (cell == "-0")
{
cell = "0";
}
substitArr[i] = cell;
double.TryParse(array2Solve[i, outSignal] = cell, out numberArr[i, outSignal]);
}
tempResult1 = DetCalc.SolvePathApproach(array2Solve, numberArr);
for (i = 0; i < count; i++)
{
double.TryParse(array2Solve[i, outSignal] =
tempArray[i], out numberArr[i, outSignal]);
}
if (inSignal != -1)
{
for (i = 0; i < count; i++)
{
tempArray[i] = array2Solve[i, inSignal];
double.TryParse(array2Solve[i, inSignal] =
substitArr[i], out numberArr[i, inSignal]);
}
tempResult2 = DetCalc.SolvePathApproach(array2Solve, numberArr);
for (i = 0; i < count; i++)
{
double.TryParse(array2Solve[i, inSignal] =
tempArray[i], out numberArr[i, inSignal]);
}
return("(" + tempResult1 + ")/(" + tempResult2 + ")");
}
else
{
return(tempResult1);
}
}
private void SolveWithoutErrors()
{
int i, j, count;
string result = string.Empty, systemDeterminant = string.Empty;
count = RowArray.GetLength(0);
string[,] array2Solve = new string[count, count];
double[,] numberArr = new double[count, count];
for (j = 0; j < count; j++)
{
for (i = 0; i < count; i++)
{
if (RowArray[i].Row[j].Equals("-0"))
{
array2Solve[i, j] = "0";
}
else
{
array2Solve[i, j] = RowArray[i].Row[j];
}
if (!array2Solve[i, j].Equals("0"))
{
double.TryParse(array2Solve[i, j], out numberArr[i, j]);
}
}
}
if (SystemDeterminant.IsChecked == true)
{ //Визначник системи
systemDeterminant = Results[0] = DetCalc.SolvePathApproach(array2Solve, numberArr);
}
if (CompleteTransRatio.IsChecked == true)
{ //Повний коефіцієнт передачі
Results[1] = TransRatioCalculation(count - 1, 0, array2Solve, numberArr);
}
if (!string.IsNullOrEmpty(SignalOut) &&
!string.IsNullOrEmpty(SignalIn))
{ //Коефіцієнт передачі
Results[2] = TransRatioCalculation(int.Parse(SignalOut) - 1, int.Parse(SignalIn) - 1,
array2Solve, numberArr);
}
else if (!string.IsNullOrEmpty(SignalOut))
{
string signal = string.Empty;
if (string.IsNullOrEmpty(systemDeterminant))
{
systemDeterminant = DetCalc.SolvePathApproach(array2Solve, numberArr);
}
signal = TransRatioCalculation(int.Parse(SignalOut) - 1, -1,
array2Solve, numberArr);
Results[2] = "(" + signal + ")/(" + systemDeterminant + ")";
}
}
private string TransRatioCalculation(int outSignal, int inSignal, string[,] array2Solve,
double[,] numberArr)
{
string tempResult1, tempResult2, result;
tempResult1 = tempResult2 = result = string.Empty;
int i, count = array2Solve.GetLength(0);
string[] cells = new string[count];
for (i = 0; i < count; i++)
{
cells[i] = RowArray[i].RowB;
if (cells[i] == "-0")
{
cells[i] = "0";
}
double.TryParse(array2Solve[i, outSignal] = cells[i], out numberArr[i, outSignal]);
}
tempResult1 = DetCalc.SolvePathApproach(array2Solve, numberArr);
for (i = 0; i < count; i++)
{
double.TryParse(array2Solve[i, outSignal] = RowArray[i].Row[outSignal], out numberArr[i, outSignal]);
}
if (inSignal != -1)
{
for (i = 0; i < count; i++)
{
double.TryParse(array2Solve[i, inSignal] = cells[i], out numberArr[i, inSignal]);
}
tempResult2 = DetCalc.SolvePathApproach(array2Solve, numberArr);
for (i = 0; i < count; i++)
{
double.TryParse(array2Solve[i, inSignal] = RowArray[i].Row[inSignal], out numberArr[i, inSignal]);
}
result = "(" + tempResult1 + ")/(" + tempResult2 + ")";
}
else
{
result = tempResult1;
}
return(result);
}
private string SolveWithSubstitution()
{
int i, j, count;
bool ok;
double dbl;
string cell, tempCell, result, systemDeterminant;
cell = tempCell = result = systemDeterminant = string.Empty;
string[,] array2Solve;
double[,] numberArr;
Array.Clear(SubstitutionResults, 0, SubstitutionResults.Length);
if (ModelVars.Count == 0)
{
return(string.Empty);
}
count = ResCount - 3;
for (i = 0; (i < count) && (string.IsNullOrEmpty(Results[i])); i++)
{
}
if (i >= count)
{
return("Не розраховано формульний результат");
}
j = 0;
ok = true;
count = ModelVars.Count;
for (i = 0; (i < count) && ok; i++)
{
if (ModelVars[i].IsUsed == true)
{
if (!string.IsNullOrEmpty(ModelVars[i].VarValue))
{
ok = true;
j = 1;
}
else
{
ok = false;
}
}
}
if (!ok)
{
return("Відсутнє значення підстановки");
}
else if (j == 0)
{
return(string.Empty);
}
else
{
count = RowArray.GetLength(0);
array2Solve = new string[count, count];
numberArr = new double[count, count];
for (j = 0; j < count; j++)
{
for (i = 0; i < count; i++)
{
cell = RowArray[i].Row[j];
if (cell == "-0")
{
cell = "0";
}
if (isSymbolic.IsMatch(cell))
{
cell = ValueSubstitution(cell);
}
if (cell != "0")
{
double.TryParse(cell, out numberArr[i, j]);
}
array2Solve[i, j] = cell;
}
}
if (!string.IsNullOrEmpty(Results[0]))
{//Визначник системи
if (double.TryParse(Results[0], out dbl))
{
SubstitutionResults[0] = Results[0];
}
else
{
systemDeterminant = SubstitutionResults[0] =
DetCalc.SolvePathApproach(array2Solve, numberArr);
}
}
if (!string.IsNullOrEmpty(Results[1]))
{//Повний коефіцієнт передачі
if (double.TryParse(Results[1], out dbl))
{
SubstitutionResults[1] = Results[1];
}
else
{
SubstitutionResults[1] =
TransRatioCalculationSubsit(count - 1, 0, array2Solve, numberArr);
}
}
if (!string.IsNullOrEmpty(Results[2]))
{
if ((!string.IsNullOrEmpty(SignalOut)) &&
(!string.IsNullOrEmpty(SignalIn)))
{//Коефіцієнт передачі
if (double.TryParse(Results[2], out dbl))
{
SubstitutionResults[2] = Results[2];
}
else
{
SubstitutionResults[2] =
TransRatioCalculationSubsit(int.Parse(SignalOut) - 1,
int.Parse(SignalIn) - 1, array2Solve, numberArr);
}
}
else
{//одиничний сигнал
if (double.TryParse(Results[2], out dbl))
{
SubstitutionResults[2] = Results[2];
}
else
{
if (string.IsNullOrEmpty(systemDeterminant))
{
systemDeterminant = DetCalc.SolvePathApproach(array2Solve, numberArr);
}
SubstitutionResults[2] = "(" +
TransRatioCalculationSubsit(int.Parse(SignalOut) - 1, -1,
array2Solve, numberArr) + ")/(" + systemDeterminant + ")";
}
}
}
return(SubstResFormation());
}
}