Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f4c657e70f0207ca4cae47c1a69cc04749a48ed28fa6cc4610613bf0c2d317d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^