class="token keyword"></span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html">Number</a><span class="token operator">&gt;</span><span class="token punctuation">.</span><a href="is-negative.html"><span class="token function">isNegative</span></a><span class="token punctuation">(</span><span class="token punctuation">)</span></div><p class="paragraph">Asserts the number is less than 0.</p><h4 class="">See also</h4><div class="table"><div class="table-row" data-filterable-curren