ion</span> <span class="binding-type"><a href="https://github.com/janet-lang/spork/blob/7fd743ac09e857fe0ebd333bd7a56cd0df3876c3//spork/math.janet#L202">source</a></span> <pre class="binding-text">(approx-eq a e &amp;opt t)

Approximate equality between actual number `a`
and expected number `e`. Default tolerance `t`
is `epsilon`.</pre></div><hr><div class="binding"><span id="math/bernoulli-distribution" class="binding-sym">math/bernoulli-distribution</span> <span class="binding-type">function</span> <span 