把 AI agent 的逻辑拆分到多个独立运行的服务中，听起来复杂做起来也确实容易乱。LangGraph 的 RemoteGraph 特性算是一个干净的方案：本地编排器负责流程控制，远程图服务器承担具体计算，状态管理和控制流的职责边界清晰。 本文要构建的项目是一个循环数学引擎：本地图编排一个远程图：随机选择数学运算和生成随机数。编排器会以两种方式实现——顺序执行和并行执行——以便对比两者的取舍，方 ...

Commutative algebra and graph theory are two vibrant areas of mathematics that have grown increasingly interrelated. At this interface, algebraic methods are applied to study combinatorial structures, ...

Before reading this guide, you may find it helpful to read the guide on graphs from Module 7 (M7) and the guide on indices from Module 8 (M8). In Module 7 (M7) Graphs, you learned that simultaneous ...

Microsoft is adding a graphing mode to the Windows 10 calculator. The company made the calculator open-sourced on GitHub earlier this month and has received over thirty suggestions from contributors ...

One of my favorite demos at Disrupt NYC was from an education startup called Desmos that is reinventing the whiteboard to make it browser-based and interactive (watch their Disrupt video below). One ...

David Conlon and Asaf Ferber have raised the lower bound for multicolor “Ramsey numbers,” which quantify how big graphs can get before patterns inevitably emerge. “There is no absolute randomness in ...

Keep Learning is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...