Sentence examples for proof hard from inspiring English sources

Though other mathematicians found Givental's proof hard to follow, they were optimistic that he had solved the problem.

When ordering a cocktail at a restaurant inquire about the ingredients or just stick to light beer, wine or 80 proof hard liquor and club soda.

Solid-state memory is far more durable than even the most shock-proof hard drive, and consumes less power.

Rethinking Drinking provides these equivalents of one drink: 12 ounces of regular beer = 8 to 9 ounces of malt liquor = 5 ounces of table wine = 1.5 ounces of 80-proof hard liquor.

Irrelevant clauses in resolution problems increase the search space, making proofs hard to find in a reasonable amount of processor time.

Should an unexpected disaster occur, a person's vital information will be stored on a disaster-proof hard drive," McFarlane added.

ioSafe has been building "Disaster-Proof" hard drives for years and they've turned to Indiegogo to launch their latest model, the N2.

ioSafe makes water, fire, and bomb-proof hard drives and they've just upgraded their SoloPRO device to support up to 3 terabytes of storage – enough for just about everything you could ever want to store.

"There isn't much of a difference between 80-proof hard liquors," Cederquist says.

That's five ounces of wine, 12 ounces of beer, or 1.5 ounces of 80-proof hard liquor.[1] And if you don't drink, definitely don't start to reap the one-drink benefits!

Although rumors and whispers of tipping pitches circulate, proof is hard to come by.