Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed555f8948830cd1fd60575fa0d115bb59d2557ee25319d65824d904633eadcb:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^