janetdocs.org/math/geometric-mean">Community Examples</a></div><hr><div class="binding"><span id="math/get-only-el" class="binding-sym">math/get-only-el</span> <span class="binding-type">macro</span> <span class="binding-type"><a href="https://github.com/janet-lang/spork/blob/285fced0323c318d26e6ecf767f2870aa948a3cf//spork/math.janet#L988">source</a></span> <pre class="binding-text">(get-only-el m)

Convenience macro for geting first element
from first row of the two dimensional array `m`.</pre><a href="htt