Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de3f8a5192f21f433a228e19dc8530cca4af2f5c91a0a227ddc61582b1039c0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^