Practical information about our courses on Udemy

Because we get a lot of questions from our students (and from those who are thinking about becoming our students), we have prepared several documents answering the most common questions. The files with our answers will be updated each time we release a new course and...

Calculus 2, part 1 of 2, is released

Finally, we have released the first part of Calculus 2. You can find it on Udemy (our referral code is included in the link). If that price seems high, try using our coupon code at checkout: TPOT_DEC24. This code changes in a very predictable manner every month....

Udemy Xmas sale

Udemy just started a period of ultra low prices on after the New Year. Please use our referral links to get to the courses on Udemy. Our referral links to our courses. Please, spread the word: “Precalculus 1: Basic notions”...

Udemy Black Friday sale

Udemy just started a period of ultra low prices on Black Friday. Please use our referral links to get to the courses on Udemy. Our referral links to our courses. Please, spread the word: “Precalculus 1: Basic notions”...