Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f0c13a2f7094e30af68ef47aa0f3ff4bbd56972971a17162fbb0d0bb24fb2421:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^