Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f0b46f988ac422e132e95a7c7299381f2cb841ace4ab1e1809894919767a780:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^