{salam.e.ishq / love aaj kal / veer zara /hum tum

{salam.e.ishq / love aaj kal / veer zara /hum tum /rap ni bana di jodi / titani / u got mail / the note book / and all romance and love movies that exists in the memory of cinema and those that didn’t make it out from the papers of a book } lets assume they are all equals A / now the question is in the equation AX=O WHATS THE VALUE OF X WHATS THE NULL OF A