Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec0a9b2416d171a2d090d1bb830b63ed170dd3d1b04587734381577f92d7e6be:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^