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The sign of the expression inside the square

**root**determines the number of critical points. If it is positive, then there are two critical points, one is a local maximum, and the other is a local minimum. If b 2 – 3ac = 0, then there is only one critical point, which is an inflection point. If b 2 – 3ac < 0, then there are no (real ...**Cube**2: Hypercube. Alex Trusk; Die Hard. Theo; Enemy of the State. Edward Lyle (Brill) Furious 7. Ramsey; Ghost in the Machine. Karl Hochman; Ghost in the Shell: Stand Alone Complex. The Laughing Man; GoldenEye. Boris Grishenko; Gone in 60 Seconds. Toby; Hackers. Kate Libby ("Acid Burn") Ramόn Sánchez ("Phantom Phreak")