Math Formula 20 Filled Icon

<svg xmlns="http://www.w3.org/2000/svg" width="256" height="256" viewBox="0 0 20 20" fill="currentColor">
  <path fill="currentColor" d="M8.915 3.541c.29-.04.473-.033.613-.005a1.5 1.5 0 0 1 .486.207a.75.75 0 1 0 .772-1.286a3 3 0 0 0-.964-.392c-.359-.072-.724-.065-1.128-.007l-.018.002c-.8.134-1.427.547-1.855 1.162c-.413.596-.613 1.34-.67 2.125L6.15 5.4v.008l-.001.024l-.003.083l-.013.27c-.01.222-.027.52-.046.872l-.005.093H4.8a.75.75 0 0 0 0 1.5h1.195l-.057.968a417 417 0 0 1-.287 4.522c-.107 1.284-.22 2.138-1.027 2.61c-.403.229-1.019.215-1.69-.12a.75.75 0 1 0-.67 1.341c.927.464 2.11.65 3.107.08l.006-.003c1.533-.895 1.668-2.55 1.76-3.666l.01-.12v-.004c.059-.769.225-3.46.35-5.608H9.3a.75.75 0 1 0 0-1.5H7.584c.037-.668.062-1.156.065-1.316c.046-.606.195-1.055.404-1.356a1.25 1.25 0 0 1 .862-.537m7.865 6.74a.75.75 0 0 0-1.06-1.061l-2.579 2.578a36 36 0 0 1-.76-1.353l-.073-.117c-.153-.245-.381-.611-.658-.867a1.6 1.6 0 0 0-.736-.403a1.55 1.55 0 0 0-.957.102a1 1 0 0 0-.14.078l-.033.023c-.086.06-.183.128-.283.232c-.045.047-.09.1-.132.149l-.022.026l-.164.19a.75.75 0 0 0 1.134.983l.173-.202l.021-.025l.067-.077l.012-.009q.014.01.041.034c.057.052.125.135.212.263a8 8 0 0 1 .168.259l.088.14c.121.235.49.897.946 1.67L9.22 15.72a.75.75 0 1 0 1.06 1.06l2.662-2.661a39 39 0 0 1 .816 1.452q.023.036.05.086c.13.221.35.597.64.872c.18.172.422.34.733.422a1.6 1.6 0 0 0 1.056-.096c.356-.178.576-.407.804-.778a.75.75 0 0 0-1.28-.784a1 1 0 0 1-.126.176a.2.2 0 0 1-.032.025l-.033.006h-.007l-.02-.01a.4.4 0 0 1-.063-.05a1.5 1.5 0 0 1-.203-.257a6 6 0 0 1-.158-.258l-.06-.103a47 47 0 0 0-1.021-1.799zm-6.182.242h.002Z"/>
</svg>