sigma

<svg
  xmlns="http://www.w3.org/2000/svg"
  width="24"
  height="24"
  viewBox="0 0 24 24"
  fill="none"
  stroke="currentColor"
  stroke-width="2"
  stroke-linecap="round"
  stroke-linejoin="round"
><path d="M18 7V5a1 1 0 0 0-1-1H6.5a.5.5 0 0 0-.4.8l4.5 6a2 2 0 0 1 0 2.4l-4.5 6a.5.5 0 0 0 .4.8H17a1 1 0 0 0 1-1v-2" /></svg>

<i class="ti ti-sigma"></i>

ti ti-sigma

<i class="ti ti-022407"></i>

ti ti-022407

<svg
  xmlns="http://www.w3.org/2000/svg"
  width="24"
  height="24"
  viewBox="0 0 24 24"
  fill="none"
  stroke="currentColor"
  stroke-width="2"
  stroke-linecap="round"
  stroke-linejoin="round"
><path d="M18 7V5a1 1 0 0 0-1-1H6.5a.5.5 0 0 0-.4.8l4.5 6a2 2 0 0 1 0 2.4l-4.5 6a.5.5 0 0 0 .4.8H17a1 1 0 0 0 1-1v-2" /></svg>

<svg
  xmlns="http://www.w3.org/2000/svg"
  width="24"
  height="24"
  viewBox="0 0 24 24"
  fill="none"
  stroke="currentColor"
  stroke-width="2"
  stroke-linecap="round"
  stroke-linejoin="round"
><path d="M18 7V5a1 1 0 0 0-1-1H6.5a.5.5 0 0 0-.4.8l4.5 6a2 2 0 0 1 0 2.4l-4.5 6a.5.5 0 0 0 .4.8H17a1 1 0 0 0 1-1v-2" /></svg>

https://cdn.jsdelivr.net/npm/@ticnob/icons@1/icons/sigma.svg