For the firm's 71 partners, it has proved a lucrative formula indeed.

More generally, Grothendieck proved a similar formula for the zeta function of a sheaf F:

It proved a winning formula.

Expressed at the start of an operation, a commander's doubts, however valid, too often proved a formula for retreat.

Murray's love of exploitation films and sensational subjects proved a perfect formula for selling his Mexican horror acquisitions.

Its low costs, low ticket prices and the offer of a free performance per season proved a successful formula for Sunday-afternoon theatre.

In other words, they provide an effective algorithm to reduce the problem of verifying a Hoare triple to the problem of proving a first-order formula.

Training cameras on the pretty and pampered has proved a winning formula for MTV.

That combination proved a sure-fire formula for vote-getting.

Proving a successful formula, soon more robata restaurants followed, starting with Osaka.