Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e4990cfd8bcdd1eef9f16615209394909db3387a74798bc773560796faf913f5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^