int main () { double epsilon, root; printf("Enter tolerance: "); scanf("%lf", &epsilon); printf("Enter n: "); scanf("%lf", &N); printf("Enter c: "); scanf("%lf", &C); if (newton_method(C / 2, epsilon, m, m_d, MAX_TRIES, &root)) printf("m(%.7f) = %e\n", root, m(root)); //printf("Funcion g\n"); //if (newton_method(1.5, epsilon, g, g_d, MAX_TRIES, &root)) // printf(" g(%.7f) = %e\n", root, g(root)); //printf("Funcion h\n"); //if (newton_method(-4, epsilon, h, h_d, MAX_TRIES, &root)) // printf(" h(%.7f) = %e\n", root, h(root)); //printf("Funcion func\n"); //if (newton_method(0.5, epsilon, func, func_d, MAX_TRIES, &root)) // printf(" h(%.7f) = %e\n", root, func(root)); return 0; }
int main() { newton_method(-2, -1); return 0; }
int main() { newton_method(0.001, .1); return 0; }
int main() { newton_method(0, 1); return 0; }
// // FUNCTION: WndProc (HWND, UINT, WPARAM, LPARAM) // // PURPOSE: Process the message in the main window. // // WM_COMMAND - process the application menu // WM_PAINT - draw the main window // WM_DESTROY - send a message to exit and return // LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { switch (message) { case WM_COMMAND: { int wmId = LOWORD(wParam); switch (wmId) { case ID_COMBO: if (HIWORD(wParam) == CBN_SELCHANGE) { free(Array); currentFunction = getNewCurrentItem(lParam); Array = createSequence(); } break; case ID_EDITBEGINX: if (HIWORD(wParam) == EN_CHANGE) { free(Array); Array = createSequence(); } break; case ID_BUTTONAPPLY: if (HIWORD(wParam) == BN_CLICKED) { TCHAR buf[10]; SearchX = _wtof(valueFromTextField(ID_SEARCHX, buf)); Polynom = _wtoi(valueFromTextField(ID_POLYNOM, buf)); newtonY = newton_method(SearchX, Polynom); splinesY = splines_method(SearchX); RealY = myFunc()(SearchX); InvalidateRect(hWnd, 0, true); } break; case IDM_ABOUT: DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About); break; case IDM_EXIT: DestroyWindow(hWnd); break; default: return DefWindowProc(hWnd, message, wParam, lParam); } } break; case WM_PAINT: { PAINTSTRUCT ps; HDC hdc = BeginPaint(hWnd, &ps); MoveToEx(hdc, 240, 15, NULL); LineTo(hdc, 240, 600); swprintf(out, L"Range: %d-%d; Newton method: %2.9f ; Splines method: %2.9f ; Real value: %2.9f", range.down, range.up, newtonY, splinesY, RealY); TextOutW(hdc, 260, 50, out, wcslen(out)); EndPaint(hWnd, &ps); } break; case WM_DESTROY: free(Array); PostQuitMessage(0); break; default: return DefWindowProc(hWnd, message, wParam, lParam); } return 0; }
// // FUNCTION: InitInstance (HINSTANCE, int) // // PURPOSE: Saves instance processing and creates the main window. // BOOL InitInstance(HINSTANCE hInstance, int nCmdShow) { hInst = hInstance; // Save the instance handle in a global variable hWnd = CreateWindowW(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, nullptr, nullptr, hInstance, nullptr); if (!hWnd) { return FALSE; } LV LVSettings = { 15, // X position 45, // Y position 210, // width 500, // height 3, // amount of columns { TEXT("N"), TEXT("X"), TEXT("Y") }, // name of columns 70 // width of column }; hwndListView = createLV(LVSettings); CB CBSettings = { 15, // X position 15, // Y position 100, // width 200, // height 3, // amount of items { TEXT("sin"), TEXT("x^2"), TEXT("ln") }, // name of items }; hwndComboBox = createCB(hWnd, CBSettings); EDIT EDITSettings; EDITSettings = { 125, // X position 15, // Y position 100, // width text 40, // width field 24, // height TEXT(" Start:"), // Name ID_EDITBEGINX // Edit ID }; createEditField(EDITSettings); EDITSettings = { 260, // X position 15, // Y position 100, // width text 15, // width field 24, // height TEXT(" Polynom:"), // Name ID_POLYNOM // Edit ID }; createEditField(EDITSettings); EDITSettings = { 370, // X position 15, // Y position 130, // width text 45, // width field 24, // height TEXT(" Search X:"), // Name ID_SEARCHX // Edit ID }; createEditField(EDITSettings); CreateWindowW(TEXT("BUTTON"), TEXT("Apply"), WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON, 510, 15, 50, 24, hWnd, (HMENU)ID_BUTTONAPPLY, hInstance, NULL); Array = createSequence(); TCHAR buf[10]; SearchX = _wtof(valueFromTextField(ID_SEARCHX, buf)); Polynom = _wtoi(valueFromTextField(ID_POLYNOM, buf)); newtonY = newton_method(SearchX, Polynom); splinesY = splines_method(SearchX); RealY = myFunc()(SearchX); ShowWindow(hWnd, nCmdShow); UpdateWindow(hWnd); return TRUE; }