Frank Gehry is architect (born February 28, 1929) known in the late twentieth century for his interesting use of metal sheathing for his buildings. He was born in Toronto, Canada. That makes him wery old, but still avant-garde.
... square trinomial of the form x2 + 2xy + y2. Since "2xy" in this case is (b/a)x, we must have y = b/(2a), so we add the square of b/(2a) to both sides, ...