Latest posts
The invention of calculus
Calculus is a branch of higher mathematics that studies the differentiation and integration of functions and related concepts and applications. It is a basic subject of mathematics. The content mainly includes limit, differential calculus, integral calculus and its...
AP Calculus
Calculus AB and BC are two of the most popular courses for Chinese students who apply for the American college entrance examination. Students are required to have a good foundation in mathematics. It is recommended that students who are in high school or high school...
What is Calculus?
Illustration of education concept Arithmetic and geometry are the two branches of mathematics originating in ancient times. Mathematicians attempted to do algebra in those days but lacked the language of algebra, namely the symbols we take for granted such as +, -, X,...
Our Mission
Calculus education is in need of a digital transformation.
Why learn with us?
Online Collaboration
345pi is integrated with Zoom which will maximize your collaborative learning experience . Exercises are tailored to help you learn and review calculus effectively
Growth Mindset
Instantly see which answers you get correct. When you miss a challenge, we’ll quickly show you how to improve.
Leadership Team
Carlos Luis Obando, CEO
Carlos is the Founder and CEO of 345pi.com. Co-Founder of Harvard Alumni for Education.MBA from Harvard University, BS Engineering from Duke.
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Qing Li, CFO
Leads finance, market and business development at 345pi.com. B.A. in Accounting from University of Washington.
Yiwei Wu, CTO
Leads product innovation in UX, psychology, social behavior, and technology. B.A. in Information Technology from Central Washington University.
Professor, Mathematic Education, Stanford University, co-founder of Youcubed.org
Dr Jo Boaler is the Nomellini & Olivier Professor of Education at Stanford University. Former roles have included being the Marie Curie Professor of Mathematics Education in England, and a maths teacher in London comprehensive schools. Her PhD won the national award for educational research in the UK. She is an elected fellow of the Royal Society of Arts (Great Britain), and a former president of the International Organization for Women and Mathematics Education (IOWME). She is the recipient of a National Science Foundation ‘Early Career Award’, the NCSM Kay Gilliland Equity Award (2014) and the CMC Walter Denham Mathematics Leadership award (2015). She is the author of eighteen books and numerous research articles. She is a White House presenter on women and girls. She co-founded www.youcubed.org to give teachers, parents and students the resources and ideas they need to inspire and excite students about mathematics. Her work has been published in the New York Times, TIME magazine, The Telegraph, The Atlantic, The Wall Street Journal and many other news outlets. Her latest book is: Limitless Mind: Learn, Lead & Live without Barriers, published by Harper Collins. She is currently co-leading a K-12 Data Science Initiative and was named as one of the 8 educators “changing the face of education” by the BBC.
Jun Shan Wey
Advisor of CoMotion at University of Washington
Jun Shan has been part of the Optical Communications industry in the past many, many year specializing in connecting technology innovations to products and customers. In roles such as consultant, network architect, and standards manager, she helps companies define and create technology strategies and roadmap.
She enjoy working on creative projects! Whether it’s researching innovative technologies, developing standards, writing journal publications, implementing business strategies, or organizing technical workshops, she enjoy the creative processes in all these activities.
Specific areas of expertise:
• Full lifecycle standards development in international standards bodies
• Emerging technology and market research
• Cross-functional team leadership in large-scale technical programs
• Strategic business development and partnership formation
Industry knowledge spans Broadband Optical Access Networks, Coherent Optical Communication Technologies, Mobile Backhaul/ Fronthaul, Cloud-RAN, Connected City IoT, and High Speed Optoelectronics.
Now retired former Director of Grant Programs at Washington Research Foundation
Washington Research Foundation
- Director of Grant Program
(6 yrs)
- Director of Licensing
(24 yrs)
Chief Executive Officer
Treasurer
Secretary
