Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e67eb590f7d338a903b20e34dc06788e2ec243e8100cb68e9e1e8ec9ef1696b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^