我国以计算为主的古代数学,在相当长时间里处于世界领先地位。一个重要原因,就是很早就创造了一种方便、准确、迅速的计算方法——筹算,以后又发明了更为简捷的珠算,大大地推动了古代计算技术的进步。筹算产生于何时,无可靠记载,《老子》称“善记者不用筹策”,说明在春秋末年,? In ancient China, mathematics based on computation has been in a leading position in the world for quite a long time. An important reason is that it has long been a convenient, accurate and rapid method of calculation - planning, and later invented a more simple abacus, greatly promoted the progress of ancient computing. When did the plan come into being, there was no reliable record, “Lao Tzu” said “good reporters do not have to make any plans”, indicating that in the late Spring and Autumn Period?