Source: Computational Materials Science, Volume 266
High-speed imaging reveals that the squeak of soft–rigid frictional interfaces, like sneakers sliding on a basketball court, arises from intersonic opening slip pulses—analogous to earthquake ruptures—that thin ridges on the rubber confine to repeat at a musical frequency.
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it just works. no special machinery needed. the boolean operators distribute over derivatives the same way union does. derivatives are such a powerful and interesting tool that i will dedicate a separate post to them, but the main point is that they give us a simple and uniform way to handle all regular language features, including intersection and complement.
人民大会堂万人大礼堂气氛庄重热烈，主席台帷幕正中的国徽在鲜艳的红旗映衬下熠熠生辉。
而阶跃星辰方面希望通过更彻底的开源，让开发者能够以 Step 3.5 Flash 为基座进行更深度模型定制，打造真正属于自己的 Agent：