Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ff15ccb4477d794e685e7a76cf04e932dd704f72a17065bdeefb20dc7329a6b2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^