Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 59087d2a9715bba5f7fcad626462234188d65a3afe6dc3ba12e7c6a91bd21901:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^