environ. | mathematical analysis The branch of mathematics most explicitly concerned with the limit process or the concept of convergence; includes the theories of differentiation, integration and measure, infinite series, and analytic functions | 数学分析 (数学的一个分支,主要涉及有限过程或收敛概念,包括微分、积分和测度、无穷级数以及解析函数理论。) |