Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa70c21881dadc7a7813ed9f4fefba938a499256c094c89215bc3601feb836e6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^