Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc6c14941446396d256c6290ae25ca1299da5cd0a89afe0820a413f55dbaa27c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^