static void Main(string[] args) { // (3*x^2 + 7) / (x + 5) 82 / 10 = 8.2 //Expression exp = new DivExpr( // new AddExpr( // new MonomialExpr(3, 2), // new ConstExpr(7)), // new AddExpr( // new MonomialExpr(1, 1), // new ConstExpr(5))); //double result = exp.Evaluate(5); //Expression exp2 = exp.Derive(); //Console.WriteLine(result); //Console.WriteLine("f(x)=" + exp.ToString()); //Console.WriteLine("f'(x)=" + exp2.ToString()); //Expression exp3 = new DivExpr( // new AddExpr( // new MonomialExpr(1, 2), // new ConstExpr(2)), // new AddExpr( // new MonomialExpr(1, 1), // new ConstExpr(1))); //Expression exp4 = new DivExpr( // new AddExpr( // exp3, // new ConstExpr(10)), // new AddExpr( // new MonomialExpr(1, 2), // new ConstExpr(5))); //Console.WriteLine(exp4.ToString()); //Expression expResult = exp4.Derive(); //Console.WriteLine(expResult.ToString()); Expression exp3 = new DivExpr( new AddExpr( MonomialExpr.createObject(1, 2), ConstExpr.createObject(2)), new AddExpr( MonomialExpr.createObject(1, 1), ConstExpr.createObject(1))); Expression exp4 = new DivExpr( new AddExpr( exp3, ConstExpr.createObject(10)), new AddExpr( MonomialExpr.createObject(1, 2), ConstExpr.createObject(5))); Console.WriteLine(exp4.ToString()); Expression expResult = exp4.Derive(); Console.WriteLine(expResult.ToString()); }
public static Expression createObject(double a, double n) { if (a == 0 || n == 0) { return(ConstExpr.createObject(a)); } return(new MonomialExpr(a, n)); }
public static Expression createObject(double val_a, double val_n) { if (val_a == 0 || val_n == 0) { return(ConstExpr.createObject(val_a)); } return(new MonomialExpr(val_a, val_n)); }
public static ConstExpr getZero() { if (ZERO == null) { ZERO = new ConstExpr(0); } return(ZERO); }
public static Expression createObject(double value) { if (value == 0) { ConstExpr.getZero(); } return(new ConstExpr(value)); }
public static Expression createObject(double value) { if (value == 0) { if (ZERO == null) ZERO = new ConstExpr(0); return ZERO; } return new ConstExpr(value); }
public static ConstExpr getZero() { if (ZERO == null) ZERO = new ConstExpr(0); return ZERO; }