Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5cb7296d5a9655327573b07549715df974a933b9c6d1573d8e57864834b7b9df:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^