You have to submit the solution of these two problem sheets (given below ) by 15 April 2014.
https://docs.google.com/a/sharda.ac.in/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxjaXZpbHNoYXJkYTIwMTB8Z3g6MjhlMGZiOWI2OGQ0NDUwOA
https://docs.google.com/a/sharda.ac.in/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxjaXZpbHNoYXJkYTIwMTB8Z3g6MjcwMzUyOTFhYjBjZmUwZQ
https://docs.google.com/a/sharda.ac.in/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxjaXZpbHNoYXJkYTIwMTB8Z3g6MjhlMGZiOWI2OGQ0NDUwOA
https://docs.google.com/a/sharda.ac.in/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxjaXZpbHNoYXJkYTIwMTB8Z3g6MjcwMzUyOTFhYjBjZmUwZQ