Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea1c6e434002f0131612ce0c2496199de9e394c2851be2930bf4497c010140b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^