Delta-Epsilon 极限定义交互式演示
2015-03-29 12:56
本范例直观演示了微积分中极限的严格数学定义（ε-δ 语言）。用户可通过输入框动态调整 ε 和 δ 的值及坐标轴范围。图形利用多边形和线段勾勒出函数 f(x) 在点 c 附近趋近于极限值 L 的邻域。该工具帮助学习者可视化抽象概念，探索极限成立或失效的条件。
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