让我告诉你引导我达到目标的秘密。我的力量仅在于我的坚韧。
Collaboration in mathematics is essential; the exchange of ideas leads to breakthroughs that no single mind could achieve alone.
A good editor knows when to cut and when to hold.
根据问题出现的背景,代数实部可以接受从负无穷到正无穷的所有数值。