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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §5.5 The Definite Integral, #27 · Calculus · Integrals

… equals 1 at … and elsewhere … For … find the…

$W (x)$ equals 1 at $x = \frac{1}{2}, \frac{1}{4}, \frac{1}{8}, \dots$ , and elsewhere $W (x) = 0$ . For $Δ x = .01$ find the upper sum $S$ . Is $W (x)$ integrable?

$W (x)$ equals 1 at $x = \frac{1}{2}, \frac{1}{4}, \frac{1}{8}, \dots,$ and elsewhere $W (x) = 0.$ For $Δ x = .01$ find the upper sum $S .$ Is $W (x)$ integrable?

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §5.5 The Definite Integral, #27

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