At $u = 0.5$: $f(0.5) = -0.25 + 0.5 + 1 = 1.25$ - SUpost

**At $u = 0.5$: $f(0.5) = -0.25 + 0.5 + 1 = 1.25$ — Why This Math Mention Is Resonating Across the U.S.

Why are more people talking about “At $u = 0.5$: $f(0.5) = -0.25 + 0.5 + 1 = 1.25$” lately? This simple equation—rising exactly at the mid