@book{55771,
	author = {Ahisha Saddiqa ( F22A14G06003)},
	title = {Joint and semi differential invariants of partial differential equations by lie symmetry method },
	publisher = {Unpublished },
	year = {2024},
	address = {Faisalabad },
	note = {Submitted in fulfillment of requirement for the degree of Master of Philosophy in Mathematics to the Faculty  of Basic Sciences and Humanities}
}