public ViewResult Method38(NumericalIntegration model)
{
if (!ModelState.IsValid)
{
ModelState.AddModelError("",
Resources.MethodsController_Newton_Пожалуйста_введите_корректно_начальные_данные);
return(View(model));
}
NumericalMethods method = new NumericalMethods();
try
{
model.Result = method.Method_3_8(model.Function, model.A, model.B, model.N);
if (model.Result.Equals(Double.NaN))
{
ModelState.AddModelError("",
Resources.MethodsController_Chord_Решение_не_найдено__Произошло_деление_на_ноль_);
return(View(model));
}
}
catch (Exception)
{
ModelState.AddModelError("", Resources.MethodsController_Chord_Метод_расходится);
return(View(model));
}
return(View(model));
}
public ViewResult Trapezoids(NumericalIntegration model)
{
if (!ModelState.IsValid)
{
ModelState.AddModelError("",
Resources.MethodsController_Newton_Пожалуйста_введите_корректно_начальные_данные);
return(View(model));
}
NumericalMethods method = new NumericalMethods();
try
{
model.Result = method.MethodOfTrapezoids(model.Function, model.A, model.B, model.N);
if (model.Result.Equals(Double.NaN))
{
ModelState.AddModelError("",
Resources.MethodsController_Chord_Решение_не_найдено__Произошло_деление_на_ноль_);
return(View(model));
}
}
catch (Exception)
{
ModelState.AddModelError("", Resources.MethodsController_Chord_Метод_расходится);
return(View(model));
}
if (!String.IsNullOrEmpty(model.Function))
{
ViewBag.Adress = "http://www.wolframalpha.com/input/?i=" +
Server.UrlEncode("integrate sqrt(" + model.Function + ")dx trapezoidal rule x=" +
model.A + ".." + model.B);
}
return(View(model));
}
public IActionResult GetChartData()
{
var excelWriter = new ExcelWriter();
var surfaceData = DataStorage.SurfaceData;
var expression = surfaceData.Expression;
try
{
Surface surface;
surface = new Surface(expression);
var integrationArgumentsInfo = new DoubleIntegrationInfo
{
XStart = surfaceData.XStart,
XEnd = surfaceData.XEnd,
YStart = surfaceData.YStart,
YEnd = surfaceData.YEnd
};
var numericalIntegration = new NumericalIntegration();
var integrationInfo = numericalIntegration.CalculateBySimpsonMethod(integrationArgumentsInfo, surface.CalculateSurfaceFunction);
DataStorage.SurfaceData.SimpsonResult = integrationInfo.IntegrationResult;
excelWriter.WriteThreadsDataToExcel(integrationInfo.ThreadsTime);
var json = integrationInfo.ThreadsTime.Select(item => new { ThreadsNumber = item.Key, Time = item.Value.TotalSeconds })
.ToGoogleDataTable()
.NewColumn(new Column(ColumnType.String, "Threads Count"), x => x.ThreadsNumber)
.NewColumn(new Column(ColumnType.Number, "Time"), x => x.Time)
.Build()
.GetJson();
return(Content(json));
}
catch (Exception exception)
{
return(Error());
}
}
public void TestInitialize()
{
library = new NumericalIntegration();
}
