direct derivability इन हिंदी

direct: सहसा एक साथ एक ही

	1.	Direct derivability is a relation between a sentence and a finite, possibly empty set of sentences.
	2.	A " formal system " can be formally defined as an ordered triple \ mathcal { I }, \ mathcal { D } d >, where \ mathcal { D } d is the relation of direct derivability.

direct demands on revenue	direct democracy	direct departmental expenses
direct departmental revenue	direct deposition	direct descending line
direct despatch	direct development	direct dialing

अंग्रेज़ी→नहीं। नहीं।→अंग्रेज़ी