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Reference.org
Induction variable
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<p>In <a href="/facts/Computer_science/lN3pEyPz">computer science</a>, an induction variable is a variable that gets <a href="/facts/Successor_function/R1hhkSEG">increased</a> or decreased by a fixed amount on every iteration of a loop or is a <a href="/facts/Linear_function/Ejvy8CKy">linear function</a> of another induction variable. </p><p>For example, in the following loop, i and j are induction variables: </p> for (i = 0; i < 10; ++i) { j = 17 * i; }