\(\biggl| r \cdot b - a \biggr| = \biggl| \frac{p}{q} \cdot b - a \biggr| = \biggl| \frac{b \cdot p - a \cdot q}{q} \biggr| \)
Local storage only
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Is the media anti-tech—or just anti-crypto?
· 周杰 · 来源：tutorial资讯