private static void FormOutput(MathNet.Numerics.LinearAlgebra.Vector <double> solution, Equations.Nonlinear.NonlinearEquationDescription system, ref List <string> outputList)
{
for (int i = 0; i < solution.Count; i++)
{
outputList.Add(system.VariableNames[i] + " = " + solution[i].ToString());
}
double[] x = solution.ToArray();
for (int i = 0; i < system.Equations.Count; i++)
{
outputList.Add($"F{i}(X) = {system.Equations[i].Execute(x)}");
}
}
internal void RunNonlinearEquationsTest(MainWindow window)
{
FileTabItem tab = null;
window.Dispatcher.Invoke(() =>
{
tab = window.FileTab.SelectedItem as FileTabItem;
});
if (tab == null)
{
return;
}
List <ErrorMessage> errorList = new List <ErrorMessage>();
window.Dispatcher.Invoke(() =>
{
window.FileTab.Focus();
window.StatusText = "Расчёт";
});
//Thread.Sleep(4000); //Test of UI
List <string> outputList = new List <string>();
try
{
string text = "";
window.Dispatcher.Invoke(() => { text = tab.Document.Text; });
Equations.Nonlinear.Compiler compiler = new Equations.Nonlinear.Compiler();
Equations.Nonlinear.NonlinearEquationDescription compiledEquation = compiler.CompileEquations(text);
MathUtils.NonlinearSystemSymbolicAnalytic system = new MathUtils.NonlinearSystemSymbolicAnalytic(compiledEquation);
//calc solution
MathNet.Numerics.LinearAlgebra.Vector <double> solution = MathUtils.NewtonRaphsonSolver.Solve(
system,
MathNet.Numerics.LinearAlgebra.Vector <double> .Build.DenseOfArray(compiledEquation.InitialValues),
20,
0.01,
1.0
);
outputList.Add("Упрощённое представление");
outputList.Add(compiledEquation.PrintEquations());
outputList.Add("Решение");
FormOutput(solution, compiledEquation, ref outputList);
}
catch (Equations.CompilerException exc)
{
outputList.Add(exc.Message);
var errors = exc.Errors;
foreach (var error in errors)
{
errorList.Add(error);
}
}
catch (Exception exc)
{
window.Dispatcher.Invoke(() =>
{
window.OutputText += exc.Message;
window.OutputText += "\n";
window.OutputText += exc.StackTrace;
});
return;
}
try
{
window.Dispatcher.Invoke(() =>
{
foreach (ErrorMessage error in errorList)
{
window.errors.Add(error);
}
foreach (var output in outputList)
{
window.OutputText += output;
window.OutputText += "\n";
}
window.StatusText = "Готово";
}
);
}
catch (Exception exc)
{
Console.Write(exc.Message);
}
return;
}
internal void RunNonlinearExpressionTest(MainWindow window)
{
FileTabItem tab = null;
window.Dispatcher.Invoke(() =>
{
tab = window.FileTab.SelectedItem as FileTabItem;
});
if (tab == null)
{
return;
}
List <ErrorMessage> errorList = new List <ErrorMessage>();
window.Dispatcher.Invoke(() =>
{
window.FileTab.Focus();
window.StatusText = "Расчёт";
});
//Thread.Sleep(4000); //Test of UI
List <string> outputList = new List <string>();
try
{
string text = "";
window.Dispatcher.Invoke(() => { text = tab.Document.Text; });
Equations.Nonlinear.Compiler compiler = new Equations.Nonlinear.Compiler();
Equations.Nonlinear.NonlinearEquationDescription compiledEquation = compiler.CompileEquations(text);
outputList.Add("Variables:");
outputList.Add(compiledEquation.PrintVariables());
outputList.Add(compiledEquation.PrintEquations());
outputList.Add(compiledEquation.PrintJacobiMatrix(false));
}
catch (Equations.CompilerException exc)
{
outputList.Add(exc.Message);
var errors = exc.Errors;
foreach (var error in errors)
{
errorList.Add(error);
}
}
catch (Exception exc)
{
window.Dispatcher.Invoke(() =>
{
window.OutputText += exc.Message;
window.OutputText += "\n";
window.OutputText += exc.StackTrace;
});
return;
}
try
{
window.Dispatcher.Invoke(() =>
{
foreach (ErrorMessage error in errorList)
{
window.errors.Add(error);
}
foreach (var output in outputList)
{
window.OutputText += output;
window.OutputText += "\n";
}
window.StatusText = "Готово";
}
);
}
catch (Exception exc)
{
Console.Write(exc.Message);
}
return;
}
