// 判斷有沒有在相同區間 public bool IsEquationsIntervalOverlap(Equation eq) { return(!(_minInterval > eq._maxInterval) && !(eq._minInterval > _maxInterval)); }
// 判斷方程式是否一樣 public bool IsEqual(Equation eq) { return(eq._x2 == _x2 && eq._x == _x && eq._constant == _constant); }