...complex arithmetical formulae.复杂的算术方程式It is useful to have checks against arithmetical errors.为防止算术计算中的错误,加以验算是有益的.But the Chinese were always strong in arithmetical techniques and calculations.但中国人在算术技能和计算方面实力很强.Many...
But the Chinese were always strong in arithmetical techniques and calculations.但中国人在算术技能和计算方面实力很强.Many of the arithmetical problems were solved by false position.许多算术问题是用试位法解的.It is useful to have checks against arithmet...