Mr YAU's "BUSINESS 1":
Mathematician YAU's Tutorial:
* Mr YAU offers classes for Mathematics subjects from Hong Kong Primary 5 level up to University Year 1 undergraduate level. Language of Teaching: Full Chinese or Full English or Bilingual. For a brief introduction, please click the file below:
For details, Let's contact MR YAU at firstname.lastname@example.org.
Below is some original mathematical works devised independently by Mr YAU:
The formula below is Mr YAU's working formula devised by him. The constant is never negative, and the bigger the better. When it is zero, Mr YAU is a volunteer.