Courses from 1000+ universities
AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.
600 Free Google Certifications
Computer Science
Artificial Intelligence
Data Science
Intelligenza Artificiale
The Bible's Prehistory, Purpose, and Political Future
Education for All: Disability, Diversity and Inclusion
Organize and share your learning with Class Central Lists.
View our Lists Showcase
XuetangX is an open online learning platform for Chinese students. It offers massive courses in multiple disciplines, with a mission to build an affordable, quality learning environment for everyone.
学习连续优化的基本理论与经典算法,并将半光滑牛顿法等方法应用于科研问题求解。
introduce the key mathematical ideas in matrix theory, which are used in modern methods of matrix Lie groups, functional analysis, data analysis, scientific computing, optimization, and merely all quantitative fields of sci-ence and engineering.
Learn to read and create engineering drawings using orthographic projection, dimensioning, section views, assembly drawings, and AutoCAD.
An introduction to fuzzy mathematics covering fuzzy sets, operators, cuts, lattices, and resolution, representation, and extension principles.
Learn to turn design intent into parametric mechanical models and formal working drawings through assemblies, section views, rendering, and project work.
Explore coordination chemistry from bonding theory and spectroscopy to organometallic compounds, metal-organic frameworks, reactions, and advanced characterization.
以量子化电磁场、光子—物质相互作用和开放量子系统为核心,延伸至激光与光子晶体。
Learn the foundations of fuzzy mathematics, from fuzzy sets and operators to cuts, resolution principles, representation, and extension principles.
以跨国经营视角,用英文系统讲解外汇、国际收支、汇率平价及外汇期货与期权。
Learn international finance from a multinational manager's view: exchange rate quotation, balance of payments accounts, purchasing power and interest-rate parity, monetary systems, and currency futures and options.
Examines how trade, investment, culture, politics, law, regional integration, and corporate governance shape decisions in global business.
Examine the forces shaping global business: trade and investment theory and policy, culture, politics and law, regional economic integration, corporate governance, and sustainability.
Learn to analyze cultural differences through intercultural frameworks and explain Chinese culture effectively in professional and educational settings.
通过学术语篇主题训练阅读策略、篇章结构识别、论证分析与学术词汇学习,提升学术英语阅读理解能力。
Get personalized course recommendations, track subjects and courses with reminders, and more.