Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75c343013e101d202e170f18af4a95a689473fd7dcfe7499f2967d7d92cc394d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^