Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a91cdec9272341ce4ae74922c0792bfe1f61b8f44d35a112817eb144687262a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^