Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da7a30f88ce978b38cce609dd9f320297ac40dbaad8189162af32e6563d8601c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^