How to use boost bisection?

Question

Yesterday I had problems with another boost functions but luckily you guys helped me to solve them. Today I would need to know how to use bisection function properly.

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Answer 1

Note that bisect also supports lambdas:

using boost::math::tools::bisect;
auto root = bisect
(
    [](double x){return x;},
    -1.0, 1.0,
    [](double l, double r){return abs(l-r) < 1e-8;}
);