Open-access math textbooks reduce costs via digital distribution, enabling pedagogical innovation and institutional adoption. (开放获取数学教材通过数字分发降低成本,支持教学创新和机构采用。)
AI large models are advanced generative AI systems built on decades of AI evolution, offering powerful capabilities and key implementation challenges. (AI大模型是建立在数十年AI演进基础上的先进生成式AI系统,提供强大能力并带来关键实施挑战。)
DeepSeek-V2.5 unified model launched, merging chat & coder capabilities. Offers enhanced alignment, writing, coding, with full API compatibility. (DeepSeek-V2.5统一模型发布,融合对话与编程能力,提供更强对齐、写作与编码性能,保持完全API兼容。)