Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6a9289446df0b793d18f143da9f2f7758bdb26072bd8e1f3a04248e276da054d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^