lob/7fd743ac09e857fe0ebd333bd7a56cd0df3876c3//spork/math.janet#L1390">source</a></span> <pre class="binding-text">(unit-e n k)

Unit vector of `n` dimensions along dimension `k`.</pre></div><hr><div class="binding"><span id="math/variance" class="binding-sym">math/variance</span> <span class="binding-type">function</span> <span class="binding-type"><a href="https://github.com/janet-lang/spork/blob/7fd743ac09e857fe0ebd333bd7a56cd0df3876c3//spork/math.janet#L270">source</a></span> <pre class="binding-text">(v