Difference between revisions of "Modulus of delta integral"

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Latest revision as of 23:28, 22 August 2016

Theorem

Let $|f(t)| \leq g(t)$ on $[a,b)$. The following formula holds: $$\left| \int_a^b f(t) \Delta t \right| \leq \int_a^b g(t) \Delta t,$$ where $\int$ denotes the delta integral.

Proof

References