内容位置 → 极限依据Candidate from reviewed en material v1: A one-sided limit follows inputs toward the target from only one side. The minus superscript denotes approach from smaller inputs, rather than the sign of the function value.
内容位置 → 极限依据Candidate from reviewed zh material v1: 单侧极限只从一侧观察输入向目标靠近。上标负号表示从较小输入的一侧趋近，并不是说函数值必须为负。
讲解 → 极限依据Candidate from reviewed en material v1: A one-sided limit follows inputs toward the target from only one side. The minus superscript denotes approach from smaller inputs, rather than the sign of the function value.
讲解 → 极限依据Candidate from reviewed zh material v1: 单侧极限只从一侧观察输入向目标靠近。上标负号表示从较小输入的一侧趋近，并不是说函数值必须为负。
内容位置 → 从渐近线图像判断单侧极限｜Khan Academy依据Candidate from reviewed en material v1: A one-sided limit follows inputs toward the target from only one side. The minus superscript denotes approach from smaller inputs, rather than the sign of the function value.
讲解 → 极限依据Candidate from reviewed en material v1: A one-sided limit follows inputs toward the target from only one side. The minus superscript denotes approach from smaller inputs, rather than the sign of the function value.
math