00000nam a2200000 a 4500 20251219160015.0 9789349750715 512.2 MOO Moore, Emily H Pollatsek, Harriet S Difference sets connecting algebra,combinatorics and geometry Hyderabad University press (India) 2025 xiii, 298 p. 22 cm. PB Student Mathematical Library vol 67 Includes Bibliography and Index _ Mathematics Algebra Group theory _ _ _ 233093 316470 316470 0 0 0 0 PU PU 2025-09-19 6877.00 0 512.2 MOO 233093 BK