Every day, dozens of like-minded mathematicians gather on an online forum called Zulip to build what they believe is the future of their field. They’re all devotees of a software program called Lean.

Concepts covered in this course include: standard functions and their graphs, limits, continuity, tangents, derivatives, the definite integral, and the fundamental theorem of calculus. Formulas for ...

Current employment trends and future projections all point towards continued growth in science, technology, engineering, and math (STEM) jobs, as well as the need for STEM-related skills in other ...