A Knot with its Gauss Code (image) American Mathematical Society Share Print E-Mail Caption This knot has Gauss code O1U2O3U1O2U3. Credit Graphic by Sam Nelson. Usage Restrictions Obtain permission from Sam Nelson before reproducing this figure. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.