Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f675ae17c8d058841e255ead1f3b400aaa47646fa6c86ce38d5e2a30fc519503:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^