Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8849238157733ef09b021497f4222c2fde8c6f01297176db2659bb4248c0829c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^