This book is primarily written for students majoring in science and engineering, teachers in science and engineering, engineers, technicians, middle school teachers and philomaths. The philosophy of "Mathematics around us" is proposed, and the idea of correspondence is considered as a tool to deal with complex and profound questions. By interpretations for multivariate function, an error which exists in test books of mathematics for more than 100 years is corrected. After new approaches to solving extremum are developed, Language multiplier method that is widely applied in mathematics,...
This book is primarily written for students majoring in science and engineering, teachers in science and engineering, engineers, technicians, middle s...
