Explanation:

Section 378 - 378. Theft. Whoever, intending to take dishonestly any moveable property out of the possession of any person without that person’s consent, moves that property in order to such taking, is said to commit theft.
 A, a collector of coins dishonestly took a fistful of coins from the pocket of a fellow coin collector but when he examined he found that they were his own coins previously stolen from him. In this case, A will be liable for theft. Stealing of one’s own property from the possession of another will amount to theft.