Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa611fc2b312f97d1030b3d29007c4f9f8084f6c310c0f18b740c95d50af31ac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^