TY  - BOOK
AU  - Lipschutz, Seymour ,
AU  - by Marc Laras Lipson 
AU  - by Varsha H. Patil 
TI  - Discrete mathematics: schaun out lines
SN  - 978-1259062537
U1  - 511 
PY  - 2017///
CY  - New Delhi
PB  - McGraw Hill
KW  - Relation and functions
KW  - Nested quantifiers
KW  - Rules of inference
KW  - Recurrence relations
ER  -