🎄 Holiday Sale! 🎄

Save Up To $200 This Week Only!

This week only, you can enroll in my online courses at a huge discount!

Here's what's on sale:

• Fundamentals of Lagrangian Mechanics: Save $100 with code LAGRANGIANHOLIDAY
  
  
• Fundamentals of Tensor Calculus: Part I: Save $50 with code TENSORHOLIDAY
  
  
• Best deal: get both and save $200. Just purchase either course and you'll immediately be shown the option to get the other with the extra discount.

The sale ends Saturday at 11:59pm (New York time), so jump on it while you can!