 - I | &lt;= tolfun) = 99%</p><p>Please refer to our paper [1] for detailed arguments and proofs.</p><h2>Examples<a name="4"></a></h2><p><b>Example 1: Quadratic</b></p><p>Estimate the integral with integrand <span class="MathJax_Preview"><img src="help_cubBayesNet_g_eq04957827169812010309.png" alt="$f(x) = x^2$"></span><script type="math/tex">f(x) = x^2</script> over the interval <span class="MathJax_Preview"><img src="help_cubBayesNet_g_eq05816708510759450028.png" alt="$[0,1]$"></span><script type="math/te