When you say "hartest", I assume you mean "hardest". There are a total of 7 Millenium problems, which one of them has been solved by Gregori Perelman. These problems are so intense that, whoever gives a correct answer (or proof) will be awarded 1 million USD. The topics are: P versus NP The Hodge Conjecture Yang-Mills Theory The Poincare Conjecture Riemman Hypothesis Navier-Stokes Birch and Swinnerton-Dyer Conjecture

The future tense of "conjecture" is "will conjecture."

Al Hodge's birth name is Hodge, Albert.

Sunny Hodge's birth name is Allison Hodge.

Charlie Hodge was born on July 28, 1933.