570 tian miao
valuable suggestions. I am especially in debt to Karine Chemla and
Catherine Jami. As we were discussing and working together frequently
during the year, it is not easy to identify all the inspirations I have gained
from them. Th erefore, here, I would like to take this chance to express my
gratitude to them.
Appendix
Th e content of the Detailed Outline of Mathematical Procedures for the
Right-Angled Triangle
Problem a G i v e n F i n d O t h e r
- 1 a , b c
- 2 a , c b
- 3 b , c a
4 a , b + a b , c Problem 1^ b^
5 a , b − a b , c Problem 1
6 a , c + a b , c Problem 2
7 a , c − a b , c Problem 2 - 8 a , c + b b , c
- 9 a , c − b b , c
10 b , b + a a , c Problem 1
11 b , b − a a , c Problem 1
•12 b , c + a a , c
•13 b , c − a a , c
14 b , c + b a , c Problem 3
15 b , c − b a , c Problem 3
•16 c , a + b a , b
•17 c , b − a a , b
18 c , c + a a , b Problem 2
19 c , c − a a , b Problem 2
20 c , b + c a , b Problem 3
21 c , c − b a , b Problem 3
22 a + b , b − a a , b , c Problem 1
•23 a + b , a + c a , b , c
•24 a + b , c − a a , b , c
25 a + b , c + b a , b , c Problem 24
26 a + b , c − b a , b , c Problem 23
•27 b − a , a + c a , b , c
•28 b − a , c − a a , b , c
29 b − a , b + c a , b , c Problem 27
30 b − a , c − b a , b , c Problem 28
Continued