fontawesome6/asset/svgs/duotone/theta.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512"><!--! Font Awesome Pro 6.4.2 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license (Commercial License) Copyright 2023 Fonticons, Inc. --><defs><style>.fa-secondary{opacity:.4}</style></defs><path class="fa-primary" d="M104.2 128.4C79.9 160 64 205 64 256s15.9 96 40.2 127.6C128.5 415.1 159.8 432 192 432s63.5-16.9 87.8-48.4C304.1 352 320 307 320 256s-15.9-96-40.2-127.6C255.5 96.9 224.2 80 192 80s-63.5 16.9-87.8 48.4zm-50.7-39C87.1 45.7 135.8 16 192 16s104.9 29.7 138.5 73.4C364.1 133.1 384 192.1 384 256s-19.9 122.9-53.5 166.6C296.9 466.3 248.2 496 192 496s-104.9-29.7-138.5-73.4C19.9 378.9 0 319.9 0 256S19.9 133.1 53.5 89.4z"/><path class="fa-secondary" d="M96 256c0-17.7 14.3-32 32-32H256c17.7 0 32 14.3 32 32s-14.3 32-32 32H128c-17.7 0-32-14.3-32-32z"/></svg>