Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a387293858031c6a37f967924b375283686faeaf5edb95bb1a50aae2b42dd11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^