(f * g)(t) = \int_{-\infty}^{\infty} f(\tau)g(t - \tau), d\tau
Цены на нефть взлетели до максимума за полгода17:55
。关于这个话题，新收录的资料提供了深入分析
• （本文仅为作者个人观点，不代表本报立场）
Recently there was a kerfuffle about the chardet project. chardet is a Python module (and a very popular one, with 170 million downloads), which has been licensed under the GPL. A different developer was hoping to include it in the Python standard distribution, and decided to reimplement it.