Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a2f717d7a4cb405afa7aa66d2942516ceb535a82dc3f5df8809133188492b93a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^