Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 65aab11c93caef7d4fde5fc3e7389314e8e6e5375f4ab1540b6d88d6cface0d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^